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Leigh-Sharpe, W.H. 1918 Lernaeopoda globosa n. sp., a parasitic copepod of Scyllium canicula. Part I. Parasitology, Cambridge
Volume: 11:29-34, figs. 1-3. (20-xi-1918)
Wilson: paper
Lebour, M.V. 1918 The food of post-larval fish. Journal of the Marine Biological Association of the United Kingdom
Volume: n. ser. 11(4): 433-469, figs. 1-7. (v-1918).
 
Scott, A. 1918 Summary of the work at Piel. In: Herdman, W.A. (ed.). Report on the investigations carried on during 1917 in connection with the Lancashire Sea Fisheries Laboratory at the University of Liverpool, and the Sea Fish Hatchery at Piel, near Barrow., Proc. Trans. Lpool biol. Soc.
Volume: 32:76-84.
 
Searle, J. 1918 Excursion to Heidelberg. Victorian Naturalist, South Yarra
Volume: 34:132-133. (i-1918)
 
Searle, J. 1918

One year's collecting micro-fauna in the Botanic Gardens lake.

Victorian Naturalist, South Yarra
Volume: 35(5):79-84.
 
Searle, J. 1918

Crustacea. Excursion to Lake Corangamite and district.

Victorian Naturalist, South Yarra
Volume: 35(2):26-28. 6-vi-1918
 
Romijn, G. 1918 Hydrobiologisch gedeelte. In: Verslag van het biologisch onderzoek van de Maas en hare oevers. Jaarb. natuurhist. Genoot. Limburg
Volume: 1918: 124-145.
 
Southwell, T. & B. Prashad 1918 Parasites of Indian fishes, with a note on carcinoma in the climbing perch. Notes from the Bengal Fisheries Laboratory. No. 5. Records of the Indian Museum, Calcutta
Volume: 15:341-355, pls. 10-14. (10-x-1918)
Wilson: paper
Reighard, J. 1918

Methods of Collecting and Photographing,

In: Ward, H.B. & G.C. Whipple, eds. Fresh-Water Biology. New York: John Wiley & Sons. ix + 1111 pp.
Volume: :61-89
 
Naumann, E. 1918 Über die natürliche Nahrung des limnischen Zooplanktons. Ein Beitrag zur Kenntnis des Stoffaushalts im Süsswasser. Lunds Universitets Arsskrift, Ny Följd
Volume: 14(2/31):1-47. (Also in: Kungl. Fysiografiska Sällskapets Handlingar, N.F. 29(31)).
 
Pearse, A.S. 1918 The food of the shore fishes of certain Wisconsin lakes. Bulletin of the United States Bureau of Fisheries, 1915-6
Volume: 35:245-292.
 
Janicki, C. & F. Rosen 1918 Le cycle évolutif du Dibothriocephalus latus L. Bulletin de la Société Neuchâteloise des Sciences Naturelles
Volume: 42:19-53, pls. 1-2.
 
Janicki, C. 1918 Neue Studien über postembryonale Entwicklung und Wirtwechsel bei Bothriocephalen. I. Triaenophorus nodulosus (Pall.). KorrespBl. schweizer Arzte
Volume: 48(40):1343-1349. (5-x-1918)
 
Klie, W. 1918 Neuere Anschauungen über die Systematik der Copepoden mit besonderer Berücksichtigung der Cyclopidae des Süsswassers. Internationale Revue der Gesamten Hydrobiologie und Hydrographie
Volume: 8(4):398-402.
Wilson: paper
Wilson, C.B. 1918

Chondracanthus chilensis, a new species of parasitic copepod.

Anales de Zoología Aplicada (Agricola, Médica, Veterinaria), Santiago de Chile
Volume: 5:11-15, figs. 1-3. (30.iv.1918)
Wilson: paper, PDF
Paulsen, O. 1918

Plankton and Other Biological Investigations in the Sea Around the Faeroes in 1913.

Meddelelser fra Kommissionen for Danmarks Fiskeri- og Havundersoegelser, Ser. Plankton
Volume: 1(13): 1-27, tabs. 1-6.
 
Chugunov, N.L. 1918 Izuchenie pitaniya molodi ryb' v' Kaspiisko vodzhskom' raione. Chast I. Vobla (Rutilus rutilus caspicus Jack). Étude sur la nourriture de jeunes poissons de la région du Volga et de la mer Caspienne. Part I. Vobla. (Rutilus rutilus caspicus Jack) Trudy astrakh. ikhtiol. Lab.
Volume: 3(6):1-111, figs. 1-3, tabs. (Russian with French summary.)
 
Chumley, J. 1918 The fauna of the Clyde Sea area. No Journal Data Available
Volume: 1-200, figs. 1-3, map.
 
Cleve Euler, A. 1918 Quantitative plankton researches in the Skager Rak. Pt. 1. Kungliga Svenska Vetensk-Akademiens Handlingar, New Series
Volume: 57(7):1-130. (25-iv-1918)
 
Gravier, C.J. 1918 Sur un nouveau Copépode (Flabellicola n.g. neapolitana n. sp.) parasite d'un Annélide Polychète (Flabelligera diplochaitos (Otto)). Comptes Rendus Hebdomadaires des Séances de l'Académie des Sciences, Paris
Volume: 166(12): 502-505.
Wilson: paper
Gravier, C.J. 1918 Contribution à l'étude d'un Copépode (Flabellicola neapolitana Gravier) parasite d'un Annélide Polychète (Flabelligera (Siphonostoma) diplochaitos (Otto)). Pubbl. Staz. zool. Napoli
Volume: 2: 209-222, pl. 2.
Wilson: paper
Kindle, E.M. & E.J. Whittaker 1918 Bathymetrical checklist of the marine invertebrates of eastern Canada with an index to Whiteaves' catalogue. Contributions to Canadian Biology and Fisheries
Volume: 1917-1918:229-294.
 
Sars, G.O. 1918

Copepoda Cyclopoida. Parts XIII & XIV. Lichomolgidae (concluded), Oncaeidae, Corycaeidae, Ergasilidae, Clausiidae, Eunicicolidae, Supplement.

An Account of the Crustacea of Norway, with short descriptions and figures of all the species. Bergen Museum, Bergen
Volume: 6: title-page, i-xiii, 173-225, pls. 97-118. SIL QL441.4 .S24
Wilson: paper
Issel, R. 1918

Biologia Marina.  Forme e fenomeni della vita nel mare, illustrati dalla scogliera Mediteranea.

Ulrico Hoepli, Editore Libraio della REal Casa, Milano, Italy
Volume: 607 pp.
 
Marsh, C.D. 1918

Copepoda.

In: Ward, H.B. & G.C. Whipple (eds.). Fresh-water Biology. New York: 1171-1243 figures.
Volume: :741-789.
 
Johannsen, A.K. 1918 Randersfjorded Naturhistorie. Johansen, F., 1912. In: Freshwater life in North-east Greenland. Meddelelser om Groenland
Volume: 45(6):319-337, fig. 1.
 
Haempel, O. 1918 Zur Kenntnis einiger Alpenseen, mit besonderer Berücksichigung ihrer biologischen- und Fischerei-Verhältnisse. Internationale Revue der Gesamten Hydrobiologie und Hydrographie
Volume: 8:225-306, figs. 1-4, pls. 1-2. (vii-1918)
 
Haeberli, A. 1918 Biologische Untersuchungen im Löhrmoos. Ein Beitrag zur Kenntnis der schweizerischen Moorfauna. Revue Suisse de Zoologie
Volume: 26:146-231, figs. 1-18. (vii-1918)
 
Jorgensen, O.M. 1918 Faunistic notes: Nematoscelis megalops Sars; Caligus curtis Muller. Report of the Dove Marine Laboratory, New Series
Volume: 7:65-67.
 
Lauterborn, R. 1918 Die geographische und biologische Gliederung des Rheinstroms. III. Teil. Sber. heidelb. Akad. Wiss., mat.-nat. Kl.
Volume: (B)9(1): 1-87. (19-i-1918).
 
Baudouin, M. 1918 Découverte d'une variété de Lernaeenicus Sardinae M.B. intermédiaire entre le type et la variété moniliformis. Bulletin du Museum National d'Histoire Naturelle, Paris
Volume: 24:394-396.
 
Beauchamp, P. De 1918 Notes faunistiques: Quelques formes rares ou intéressantes de la région parisienne. Bulletin de la Société Zoologique de France
Volume: 43:78-83.
 
Bean, A.M. & H. Staples 1918 A parasitic copepod found at Laguna Beach. Journal of Entomology and Zoology
Volume: 10(4):65. (xii-1918)
Wilson: paper
Delachaux, T. 1918 Harpacticides d'eau douce nouveaux de l'Amérique du Sud. Revue Suisse de Zoologie
Volume: 26:117-126, pl. 8. (vii-1918)
 
Delachaux, T. 1918 Neue Süsswasserharpacticiden aus Südamerika, gesammelt von Herrn Ingenieur E. Godet in den peruanischen Anden. Zoologischer Anzeiger
Volume: 49(11-13):315-355, figs. 1-9. (28-v-1918)
Wilson: paper
Mortensen, T. & K. Stephensen 1918 Papers from Dr. Th. Mortensen's Pacific Expedition 1914-16. II. On a gall-producing parasitic copepod, infesting an ophiurid. Vidensk. Medd. fra Dansk naturhist. Foren.
Volume: 69:264-267.
Wilson: paper
Kesteven, H.L. 1918 The origin of yolk in the ova of an endoparasitic copepod. Proceedings of the Linnean Society of New South Wales
Volume: 43:136-141, pl. 3. (3-vii-1918)
 
Fasten, N. 1918

Trout and fish lice.

Publications of the Puget Sound Biological Station
Volume: 2(36):73-77, pl. 18.
Wilson: paper
Brehm, V. 1918 Ergebnisse einiger im Marienbader Moorgebiet unternommener Exkursionen. Archiv für Hydrobiologie
Volume: 12:422-453, figs. 1-10, pl. 6. (Copepoda:432-435). (14-xii-1918)
 
Brady, G.S. 1918

Copepoda

Scientific Reports of the Australian Antarctic Expedition
Volume: (C)5(3):1-48, pls. 1-15. (v-1918).
Wilson: paper
Franz, V. 1918 Krebse (Crustacea). In: Brehms Tierleben, 4. Auflage, 1. Band. Bibliographische Institut, Leipzig & Vienna
No Volume Data Available
 
Monard, A. 1918 Sur la faune profonde du lac de Neuchâtel. Description de quelques nouvelles espèces. Revue Suisse de Zoologie
Volume: 26:341-359, figs. 1-21. (xii-1918)
Wilson: paper
Moberg, E.J. 1918 Variation in the horizontal distribution of plankton in Devils Lake, North Dakota. Transactions of the American Microscopical Society
Volume: 37(4):239-267. (x-1918)
 
Herdman, W.A. 1919 Spolia Runiana. III. The distribution of certain diatoms and Copepoda, throughout the year, in the Irish Sea. Journal of the Linnean Society, Zoology
Volume: 34:95-12, figs. 1-21. (23-i-1919)
 
Henry, M. 1919 On some Australian freshwater Copepoda and Ostracoda. Journal and Proceedings of the Royal Society of New South Wales
Volume: 53:29-48, pls. 1-2.
Wilson: paper
Shephard, J., J. Searle & J. Stickland 1919 One year's collecting micro-fauna in Botanic Gardens Lake, Melbourne. Victorian Naturalist, South Yarra
Volume: 35:79-84. (ix-1918)
 
Sewell, R.B.S. 1919

A preliminary note on some new species of Copepoda.

Records of the Indian Museum, Calcutta
Volume: 16(1):1-18, pls. 9-10. (22-i-1919)
Wilson: paper
Thienemann, A. 1919 Über die vertikale Schichtung des Planktons im Ulmener Maar und die Planktonproduktion der anderen Eifelmaare. Verhandlungen des Naturhistorischen Vereins der preuss. Rheinlande und Westfalens
Volume: 74:103-134.
 
Wundsch, H.H. 1919 Studien über die Entwicklung der Ufer- und Bodenfauna. Zeitschrift für Fischerei
Volume: 20:408-542, figs. 1-29, tabs.
 
Brehm, V. 1919 Uber geschlechtsbegrenzte Speziesmerkmale bei Susswasserorganismen und deren eventuelle experimentelle Aufklarung durch das Mendelsche Spaltungsgesetz. Naturwissenschaftliche Wochenschrift, Neue Folge
Volume: 18(1):4-8. (In German.)
Wilson: paper
Brehm, V. 1919 Aus dem Kaiserwald. Unser Egerland
Volume: 23:
 
Fasten, N. 1919

Morphology and attached stages of first copepodid larva of Salmincola edwardsii (Olsson) Wilson.

Publications of the Puget Sound Biological Station
Volume: 2(44):153-181, pls. 21-28. (5-iii-1919)
Wilson: paper
Herdman, W.A., A. Scott & H.M. Lewis 1919 An intensive study of the marine plankton around the south end of the Isle of Man. Part XI. In: Herdman, W.A., A. Scott & J. Johnstone (eds.). Report on the investigations carried on during 1918 in connection with the Lancashire Sea-Fisheries Laboratory at the University of Liverpool and the Sea-Fish Hatchery at Piel, near Barrow., Proc. Trans. Lpool. biol. Soc.
Volume: 27:25-35, (33: 95-105, figs. 1-2).
Wilson: paper
Esterly, C.O. 1919

Reactions of various plankton animals with reference to their diurnal migrations.

University of California Publications in Zoology
Volume: 19(1):1-83, 25 Tables (4-iv-1919)
Wilson: paper
Evermann, B.W. & H.W. Clark 1919 The crustaceans of Lake Maxinkuckee. Proceedings of the Indiana Academy of Science
Volume: 1918:225-229.
Wilson: paper
Rosen, F. 1919 Recherches sur le développement des Cestodes. I. Le cycle évolutif des Bothriocéphales. Étude sur l'origine des Cestodes et leurs états larvaires. Bulletin de la Société Neuchâteloise des Sciences Naturelles
Volume: 43:241-300, figs. 1-3, pls. 1-3.
 
Havinga, B. 1919 Studiën over flora en fauna van het Zuidlaardermeer. Bijdrage tot de kennis van de biologie der Nederlandsche meren. Thesis, University of Groningen
Volume: 1-182, figs. 1-7, tabs. 1-22, map 1.
 
Nybelin, O. 1919 Zur Entwicklungsgeschichte von Schistocephalus solidus (O.F. Müll.). Zentralblatt für Bakteriologie, Parasitenkunde und Infektionskrankheiten, Abteilung 1
Volume: 83:295-297, fig. 1.
 
Pratt, H.S. 1919 Parasites of fresh-water fishes. Economic Circular, Bureau of Fisheries, Washington, DC
Volume: 42:1-8.
Wilson: paper
Scheffelt, E. 1919 Die aquatile Tierwelt des Nonnenmattweihers. (Ein Beitrag zur Moorforschung). Mitteilungen bad. Landesver. Naturk.
Volume: n. ser. 1(2): 33-49, fig. 1, pl. 1.
Wilson: paper
Forbes, S.A. & R.E. Richardson 1919 Some recent changes in Illinois River biology. Bulletin of the Illinois Natural History Survey
Volume: 8(6):139-156.
 
Byrnes, E.F. 1919

Experiments in breeding as a means of determining some relationships among Cyclops.

Biological Bulletin, Woods Hole
Volume: 37(1):40-48, pls. 1-3. (vii-1919)
Wilson: paper
Byrnes, E.F. 1919

The metamorphosis of two species of Cyclops: C. signatus, (C. albidus Jurine) and C. americanus Marsh.

Proc. American Society of Zoology, in Anatomical Record
Volume: 15:342-343. (Abstract.)
Wilson: paper
Byrnes, E.F. 1919 The life-history of Cyclops. Proc. Ann. Soc. Zool. in Anat. Record
Volume: 15:342-343.
 
Currie, M.E. 1919 Exuvation and variation of plankton copepods with special reference to Calanus finmarchicus. Proceedings and Transactions of the Royal Society of Canada
Volume: (3)12 sect. IV:207-233, figs. 1-58, graphs 1-3.
 
Behning, A.L. 1919 Materialien zur hydrofauna der Nebengewasser de Wolga. 2. Materialien zur hydrofauna des Flusses Oka. 3. Das Plankton des Flusses Oka bei Kaluga. Materialy po hydrofaune r. Oki, 3. Plankton r. Oki ur. Kalugi. Izvestii Kaluzhsk. O-va Izucheinya, Prirodi Mestnogokraya. Kaluga News. On Studies of Nature of Local Lands
Volume: 3:3-39.
Wilson: paper
Behning, A.L. 1919 Zametka o vidakh radov' Heterocope i Eurytemora v basseina r. Volgi. Bemerkungen über die Arten der Gattungen Heterocope und Eurytemora im Wolgabassin. Raboty Volzhskoy Biologicheskoy Stantsii
Volume: 5(5):179-185.
 
Handschin, E. 1919 Beiträge zur Kenntnis der wirbellosen terrestrischen Nivalfauna der Schweizerischen Hochgebirge. Dissertation, Basel
No Volume Data Available
 
Marsh, C.D. 1919 Report on a collection of Copepoda made in Honduras by F. J. Dyer. Proceedings of the United States National Museum
Volume: 55(2285):545-548, pl. 49. (5-vi-1919)
Wilson: paper
Sars, G.O. 1919

Copepoda Supplement. Parts I & II. Calanoida, Harpacticoida (part).

An Account of the Crustacea of Norway, with short descriptions and figures of all the species. Bergen Museum, Bergen
Volume: 7:1-24, pls. 1-16. SIL QL441.4 .S24
Wilson: paper
Huntsman, A.G. 1919 Some quantitative and qualitative plankton studies of the eastern Canadian plankton. Canadian Fisheries Expedition, 1914-1915
Volume: :405-485.
 
Litynski, A. 1919 Przeglad zybacki Warzawa. No Journal Data Available
No Volume Data Available
 
Lint, G.M. van Oorde de 1919 Het plankton van de Lek tusschen Lexmond en Streefkerk in 1916. Rapp. Rijksbur. Drinkwatervoorzn.
Volume: 6, bijlage iii c, d: 1-17, 1-40.
 
Pauly, M. 1919 Die Einwirkung von Mineraldüngen auf die planktonischen Lëbervesen in Teichen. Zeitschrift für Fischerei, Berlin
Volume: 20(11):210-407.
 
Reuling, F.H. 1919 Acquired immunity to an animal parasite. Journal of Infectious Diseases
Volume: 24(4):337-346. (general mention of copepods).
Wilson: paper
Wilson, C.B. 1919 North American parasitic copepods belonging to the new family Sphyriidae. Proceedings of the United States National Museum
Volume: 55(2286):549-604, pls. 50-59. (18-vi-1919).
Wilson: paper, PDF
Wilson, C.B. 1919 A new species of parasitic copepod, with notes on species already described. Proceedings of the United States National Museum
Volume: 55(2274):313-316, pl. 21. (2-v-1919).
Wilson: paper
Wilson, C.B. 1919 The copepod parasites. Proceedings of the Indiana Academy of Science
Volume: 1918:230-231.
Wilson: paper
Wilson, C.B. 1919 The crustaceans of Lake Maxinkuckee: The copepod parasites. Proceedings of the Indiana Academy of Science
Volume: 1918:230-231.
Wilson: paper
Janicki, C. 1919 Der Entwicklungscyklus von Dibothriocephalus latus L. Zugleich ein Beitrag zur Methodologie eines helminthologischen Problems
Volume: :3-33.
Wilson: paper
Willey, A. 1919

Report on the Copepoda obtained in the Gulf of St. Lawrence and adjacent waters, 1915.

Canadian Fisheries Expedition, 1914-1915
Volume: :173-220, figs. 1-28.
Wilson: paper
Lebour, M.V. 1919 The food of postlarval fish. No. II (1918). Journal of the Marine Biological Association of the United Kingdom
Volume: n. ser. 12(1): 22-47. (vii-1919).
 
Lebour, M.V. 1919 Feeding habits of some young fish. Journal of the Marine Biological Association of the United Kingdom
Volume: n. ser. 12(1): 9-12, figs. 1-2. (vii-1919).
 
Leigh-Sharpe, W.H. 1919 The genus Lernaeopoda, including a description of L. mustelicola n. sp., remarks on L. galei and further observations on L. scyllicola. Parasitology, Cambridge
Volume: 11:256-266, figs.1-7.
Wilson: paper
Douwe, C. van 1919 Brackwasser-Copepoden aus dem Palu (Istrien). Zoologischer Anzeiger
Volume: 50(6-7):173-176. (15-iv-1919)
Wilson: paper
Gibert i Olive, A.M. 1919 Crustacis de Catalunya. Treballs Inst. Catalana Hist. nat.
Volume: 1919-1920:9-128.
 
Caullery, M. & F. Mesnil 1919 Xenocoeloma brumpti C. & M., Copépode parasite de Polycirrus arenivorum C. Bulletin Biologique de la France et de la Belgique
Volume: 53:161-233, figs. 1-20, pls. 1-4. (8-viii-1919)
Wilson: paper
Caullery, M. & F. Mesnil 1919

Sur l'origine et la differentiation des testicules chez Xenocoeloma brumpti C. & M., Copépode parasite de Polycirrus arenivorum Caullery.

Comptes Rendus des Séances de la Société de Biologie
Volume: 1919:596-598.
Wilson: paper
Vecchi, A. 1919 Influenza dell'estrato di tiroidee di altri estratti organici sulla metamorfosi e riproduzione di Cyclops viridis e C. serrulatus. Archivio de Fisiologia
Volume: 17: 105-127, tabs. 1-4.
 
Brian, A. 1919

Sviluppo larvale della Psamathe longicauda Ph. e dell'Harpacticus uniremis Kröy.

Atti della Società Italiana di Scienze Naturali
Volume: 58:29-60, pls. 1-2. (v-1919)
Wilson: paper
Alm, G. 1919 Fiskeribiologiska Undersökningar i Sjöarna Toften, Testen och Teen (Nerike) Meddelanden fran Kungliga Lantbruksstyrelsen
Volume: 218 (4 aar 1919):1-50, tabs. 1- 25, maps 1-3.
 
Almeroth, H. 1919 Über weitere neue Entomostraken aus dem Litoral des Genfer Sees. Zoologischer Anzeiger
Volume: 50(9-10):252-255.
Wilson: paper
Mrázek, A. 1919 Die Schalendrüse von Phyllognathopus. Zoologischer Anzeiger
Volume: 50(6-7):145-147. (15-iv-1919)
 
Kreis, H.(A.) 1920 Über Alpine Harpacticiden. Festschrift für Zschokke
Volume: 21:1-12, figs. 1-12.
 
Allen, W.E. 1920 A quantitative and statistical study of the plankton of the San Joaquin river and its tributaries in and near Stockton, California, in 1913. University of California Publications in Zoology
Volume: 22(1):1-292, fig. 1, pls. 1-12. (25-vi-1920)
 
Alverdes, F. 1920 Über das Manifestwerden der ererbten Anlage einer Abnormalität. (Nach Untersuchungen an Cyclops). Biologisches Zentralblatt, Leipzig
Volume: 40:473-480, fig. 1. (1-x-1920)
 
Alverdes, F. 1920 Die Vererbung von Abnormalitäten bei Cyclops. Zeitschrift für Induktive Abstammungs- und Vererbungslehre, Berlin
Volume: 24:211-278, figs. 1-56. (xi-1920)
Wilson: paper
Brian, A. 1920

Descrizione di una nuova specie di Copepode Harpacticoide del gen. Idya (I. ligustica n. sp. mihi) proveniente dai materiali del Laboratorio Marino di Quarto.

Monitore Zoologico Italiano
Volume: 31(1-2):30-35, figs. 1-6.
Wilson: paper
Brian, A. 1920 I laghetti dell'Alta Val Sesia. Riv. mens. Club Alp. ital.
Volume: 39:224-229.
 
Chatton, E. 1920 Les Peridiniens parasites: morphologie, reproduction, ethologie. Archives de Zoologie Expérimentale et Générale
Volume: 59:1-475, pls. 1-18.
 
Filipchenko, Yu.A. 1920 Etyudy po izmenchivosti I. Izmenchivost v molodomi vzroslom sostoyanii u nisshikh rakoobraznykh (Entomostraca). études de variabilité. La variabilité des formes jeunes et adultes chez les Crustacés inférieures (Entomostraca). Trudy leningr. Obshch. Estest., Prot. zased
Volume: 51(1)(= 1920)(7-8): 159-167, 203-204. (Russian with French summary).
 
Rylov, V.M. 1920 K svedeniyam o faune vodoemov g. Petrograda i ego okreatnostei. I. Spisok organismov, naidennych v 1914, etc. Zhurnal Petrogr. Agronomii Inst.
Volume: 2:82-104.
 
Rylov, V.M. 1920 K svedeniyam o faune vodoemov g. Petrograda i ego okrestnostei. II. O letnem planktone prudov okrestnostei Starogo Petergofa. Zur Kenntnis der Süsswasserfauna von Petrograd und seiner Umgebung. II. Über den Sommerplankton einiger Teiche in der Umgebung von Alt-Peterhof. Trudy leningr. Obshch. Estest., Otdel. Zool.
Volume: 51(1)(7-8): 175-187, 205-206. (xi/xii-1920, Russian with German summary).
 
Rylov, V.M. 1920 K biologii Diaptomus amblyodon Marenz. (Copepoda- Calanoida). On the biology of Diaptomus amblyodon Marenz. (Copepoda, Calanoida). Trudy leningr. Obshch. Estest., Otdel. Zool.
Volume: 51(1-4): 29-36, 50-51, figs. 1-2. (Russian with English summary).
Wilson: paper
Borner, L. 1920 Die Crustaceenfauna des Ritomsees und seines Deltas. Festschrift für Zschokke
Volume: 20:1-16.
 
Adler, G. & P. Jespersen 1920 Variations saisonnières chez quelques Copépodes planctoniques marins. Meddelelser far Kommissionen for Danmarks Fiskeri- og Havundersoegelser, Ser. Plankton
Volume: 2(1):1-20, figs. 1-21, tabs. 1-39.
 
Geiger, H. 1920 No Title Available KorrespBl. Fischzücht.
Volume: 7, 11 & 12.
 
Chappuis, P.A. 1920 Die Fauna der unterirdischen Gewässer der Umgebung von Basel. Inaugural-Dissertation, E. Schweizerbart'sche Verlagsbuch, Stuttgart
No Volume Data Available
 
Dodds, G.S. 1920 Entomostraca and life zones. A study of distribution in the Colorado Rockies. Biological Bulletin, Woods Hole
Volume: 39(2):89-107. (viii-1920).
Wilson: paper
Leigh-Sharpe, W.H. 1920 Clavella iadda n. sp. A parasitic copepod of Gadus morrhua. Including some further remarks upon C. sciatherica, with a detailed account of the renal excretory system. Journal of the Marine Biological Association of the United Kingdom, New Series
Volume: 12(2):332-338, figs. 1-9. (vii-1920)
Wilson: paper
Lebour, M.V. 1920 The food of young fish. No. III (1919). Journal of the Marine Biological Association of the United Kingdom, New Series
Volume: 12(2):261-324. (vii-1920)
 
Orton, J.H. 1920 Sea-temperature, breeding and distribution in marine animals. Journal of the Marine Biological Association of the United Kingdom, New Series
Volume: 12:339-366, fig. 1, tabs. 1-2. (vii-1920)
 
Orlova Vladimirska, F. 1920 0 Dvukh' Bliznikh Formakh Tsiklopov Cyclops serrulatus I C. lilljeborgii. Sur Les Deux Formes de Cyclops, C. serrulatus et C. lilljeborgii. Trudy Leningr. Obschch. Estest., Otdel. Zool.
Volume: 51: 169-174.
 
Osterwald, H. 1920 Über drei seltenere Crustaceen aus der Umgebung Halles. Zoologischer Anzeiger
Volume: 51(4-5):109-110. (22-vi-1920).
 
Wagler, E. 1920 Crustacea. In: Brohmer, P. (ed.). Fauna von Deutschland. 2nd ed.
Volume: :84-103, figs. 114-182.
 
Willey, A. 1920 The economic history of copepods. Transactions of the American Fisheries Society
Volume: 50:320-325.
 
Willey, A. 1920 Report on the marine Copepoda collected during the Canadian Arctic Expedition. Report of the Canadian Arctic Expedition 1913-1918. Ottawa
Volume: 7(K):1-46, figs. 1-70.
Wilson: paper
Wesenberg-Lund, C. 1920 Contributions to the biology of the Danish Culicidae. K. danske Vidensk. Selsk. Skr. (Mem. Acad. Roy. Sci. Lett. Danemark, Copehagen, Sect. Sci., 8th Ser.)
Volume: 7(1):1-210. (1921)
 
Wibaut-Isebree-Moens, N.L. 1920 Communication concerning Eurytemora. Tijdschrift der Nederlandsche Dierkundige Vereeniging
Volume: (2)18:xlviii-xlix.
 
Wickliff, E.L. 1920 Food of young small-mouth black bass in Lake Erie. Transactions of the American Fisheries Society
Volume: 50:364-371.
Wilson: paper
Weber, F.C. & J.B. Wilson 1920 The food of the small sea herring and ammonia and amines as end products of its decomposition. Journal of the American Chemical Society
Volume: 42:
 
Romijn, G. 1920 De fauna van de Zuid Willemsvaart. Wat., Bodem, Lucht
Volume: 10(1): 3-10; 10(2): 15-27, tabs. 1-5. (10-ii-1920; 10-iv-1920).
 
Haberbosch, P. 1920 Die Süsswasser-Entomostracen Grönlands. Eine faunistische, oecologische und tiergeographische Studie. Revue d'Hydrologie
Volume: 1(1/2):136-184, 1(3/4):245-349.
Wilson: paper
Anonymous 1920 Copépodes I. Copépodes libres. In: Montaudon, J. (ed.). Collection Remy, Perrier & Cepède
Volume: :2, pl.J5. 1920 ca.
 
Gurney, R. 1920

A description of the copepod Cylindropsyllus brevicornis, Van Douwe, and of a new species of D'Arcythompsonia, Scott.

Annals and Magazine of Natural History
Volume: (9)5:134-140, pls. 5-7. (i-1920)
Wilson: paper, PDF
Gurney, R. 1920 Notes on certain British freshwater Entomostraca. Annals and Magazine of Natural History
Volume: (9)5:351-360, figs. 1-2. (iv-1920)
Wilson: paper
Gurney, R. 1920

The British species of the copepod genus Nitocra, Boeck.

Annals and Magazine of Natural History
Volume: (9)6:214-220, figs. 1-2. (viii-1920)
Wilson: paper
Gurney, R. 1920

List of Entomostraca collected in Seistan and the Baluch desert.

Records of the Indian Museum, Calcutta
Volume: 18(3):145-146. (iv-1920)
Wilson: paper
Wilson, C.B. 1920

Parasitic copepods from the Congo basin.

Bulletin of the American Museum of Natural History
Volume: 53(1):1-8, pls. 1-3. (22-iv-1920)
Wilson: paper, PDF
Wilson, C.B. 1920

Argulidae fron the Shubenacadie River, Nova Scotia.

Canadian Field-Naturalist, Ottawa
Volume: 34(8):149-151, figs.1-7.
Wilson: paper, PDF
Wilson, C.B. 1920

Report on the Parasitic Copepoda Collected During the Canadian Arctic Expedition, 1913-18.

Report of the Canadian Arctic Expedition, Southern Party, 1913-1918. Ottawa
Volume: 7(Crustacea), 7(L): 1-16. (6-viii-1920)
Wilson: paper, PDF
Ubisch, M. von 1920 Über die Segmentierung und die Anzahl der Beinpaare von Cyclops. Abhandlungen Senckenbergische Naturforschende Gesellschaft
Volume: 37: 34-36, pl. 2.
Wilson: paper
Redeke, H.C. 1920 Note on the food of Copepoda. Tijdschrift der Nederlandsche Dierkundige Vereeniging
Volume: (2)18:69-72.
 
Lint, G.M. van Oorde de 1920 Over de verspreiding van Eurytemora affinis Poppe en Eurytemora hirundoides Nordquist in Nederland. Tijdschrift der Nederlandsche Dierkundige Vereeniging
Volume: (2)18(1):xlvi-xlviii.
 
List, T. 1920 Das Plankton einiger Kolke des Altrheins bei Erfelden und ein Vergleich des Kolkplanktons mit dem einiger Teiche in der Umgebung von Darmstadt. Archiv für Hydrobiologie
Volume: 12:759-804, tabs. 1-4, pl. 11. (14-viii-1920)
 
Ekman, S. 1920 Studien über die marinen Relikte der nordeuropäischen Binnengewässer. VII. Fortpflanzung und Lebenslauf der marin-glazialen Relikte und ihrer marinen Stammformen. Internationale Revue der Gesamten Hydrobiologie und Hydrographie
Volume: 8:542-589. (i-1920)
Wilson: paper
Sars, G.O. 1920 Calanoidés recueillis pendant les campagnes de S.A.S. le Prince Albert de Monaco. (Nouveau supplément). Bulletin de l'Institut Océanographique, Monaco
Volume: 377:1-20. (6-ix-1920)
Wilson: paper
Sars, G.O. 1920

Copepoda Supplement. Parts III & IV. Harpacticoida (continued).

An Account of the Crustacea of Norway, with short descriptions and figures of all the species. Bergen Museum, Bergen
Volume: 7:25-52, pls. 17-32. SIL QL441.4 .S24
Wilson: paper
Sars, G.O. 1920

Copepoda Supplement. Parts V & VI. Harpacticoida (continued).

An Account of the Crustacea of Norway, with short descriptions and figures of all the species. Bergen Museum, Bergen
Volume: 7:53-72, pls. 33-48. SIL QL441.4 .S24
Wilson: paper
Sars, G.O. 1920

Copepoda Supplement. Parts VII & VIII. Harpacticoida (continued).

An Account of the Crustacea of Norway, with short descriptions and figures of all the species. Bergen Museum, Bergen
Volume: 7:73-92, pls. 49-64. SIL QL441.4 .S24
Wilson: paper
Esterly, C. O. 1920

Limitations of experiment in explaining natural habit, as illustrated by the diurnal migration.

Science, new series
Volume: 52(1344): 307-310. 1-x-20.
 
Marsh, C.D. 1920

The Fresh Water Copepoda of the Canadian Arctic Expedition 1913-18.

Report of the Canadian Arctic Expedition 1913-1918. Ottawa
Volume: 7(J):1-25, pls. 1-5. (21-iv-1920)
Wilson: paper, PDF
Berg, L.S. 1920 Bipolarnoe rasprostranenie organismov i pednikovaya epokha. La distribution bipolaire des organismes et l'époque glaciaire. Izvestiya Rossiiskoi Akademii Nauk
Volume: (6)14:273-302. (Russian with French summary).
 
Busch, W. 1920 Beitrag zur Frage der Eihüllenbildung bei Centropages hamatus Lillj. Zoologischer Anzeiger
Volume: 51(8-10):201-205, figs. 1-5. (31-viii-1920)
Wilson: paper
Cunnington, W.A. 1920 The fauna of the African lakes: A study in comparative limnology, with special reference to Tanganyika. Proceedings of the Zoological Society of London
Volume: 1920:507-662, figs. 1-2.
 
Hérouard, E. 1920 Notice sur les Travaux Scientifiques. Paris: J. Dumoulin
Volume: 86 pp. 
 
Stephensen, K. 1920

Zoologen Henrik Kröyer.

Naturens Verden
Volume: 4:49-55, portraits.
 
Juday, C. 1920 The plankton. In: Evermann, B.W. & H.W. Clark (eds.). Lake Maxinkuckee: A Physical and Biological Survey. Vol. 2. Department of Conservation of the State of Indiana Publication No. 7.
Volume: :105-116.
 
Burckhardt, G. 1920 Der Jahrescyclus der planktischen Entomostraken. Nach Beobachtungen im Vierwaldstättersee und in den Aroser Hochgebirgsseen. Festschrift für Zschokke
Volume: 13:1-23.
 
Burckhardt, G. 1920 Zooplankton aus spanischen Gebirgsseen. 1. Ein zoogeographisch wertvoller neuer Diaptomus. Revue d'Hydrologie
Volume: 1:123-135, figs. 1-17.
 
Rosen, F. 1920 Recherches sur le développement des Cestodes. II. Le cycle évolutif de la Ligure et quelques questions générales sur le développement des Bothriocéphales. Bulletin de la Société Neuchâteloise des Sciences Naturelles
Volume: 44:259-280, figs., pl. 1.
 
Sleen, W.G.N. Van Der 1920 Lijst van de aan de Nederlandsche kust aangetroffen Nederlandsche Evertebraten. Tijdschrift der Nederlandsche Dierkundige Vereeniging
Volume: (2)18:xxiii-xxix.
 
Evermann, B.W. & H.W.Clark 1920 Lake Maxinkuckee: a physical and biological survey. Indiana Department of Conservation, Indianapolis
Volume: 1:1-660, 2:1-512.
 
Esterly, C.O. 1920

Possible effect of seasonal and laboratory conditions on the behavior of the copepod Acartia tonsa, and the bearing of this on the question of diurnal migration.

Ecology, Brooklyn
Volume: 1(1):33-40, tab. 1. (i-1920)
Wilson: paper
Herdman, W.A., A. Scott & H.M. Lewis 1920 An intensive study of the marine plankton around the south end of the Isle of Man. Part XII. Annual Report for 1919 of the Lancashire Sea-Fisheries Laboratory
Volume: 28:80-88.
Wilson: paper
Farran, G.P. 1920 On the local and seasonal distribution of the pelagic Copepoda of the south-west coast of Ireland. Publications de Circonstance du Conseil Permanent International pour l'Exploration de la Mer
Volume: 73:1-30. (x-1920)
Wilson: paper
Brehm, V. 1920 Die Entomostraken der Quellen Holsteins. Festschrift für Zschokke
Volume: :591-595, fig.1.
 
Brehm, V. 1920 VII. Die Süsswasserfauna. In: Werner, F. (ed.). Beiträge zur Kenntnis der Fauna Dalmatiens, Besonders in der Insel Brazza. Zoologische Jahrbücher, Abteilung für Systematik
Volume: 42(4):233-234. (19-ii-1920)
 
Levander, K.M. 1920 Beitrag zur Kenntnis des Planktons des Sees Wirzjew. In: Mühlen, M. von zur & G. Schneider (eds.). Der See Wirzjerw in Livland. Biologie und Fischerei., Arch. Naturk. Ostbalt.
Volume: (2)14(1): 39-48, tab.
 
Pesta, O. 1920 Das Schweben der Planktoncrustaceen und die untersuchungen Wolterecks. Verhandlungen der Zoologisch-botanischen Gesellschaft in Wien
Volume: 1920:109-118.
Wilson: paper
Pesta, O. 1920 Die Planktoncopepoden der Adria. Zoologische Jahrbücher, Abteilung für Systematik, Geographie und Biologie der Tiere
Volume: 43(5-6):471-660, figs. 1-17, pl. 8, map. (15-xii-1920)
 
Tesch, J.J. 1920 Het Leven der Zee. Wereld-bibliotheek, Amsterdam
Volume: 1-512, figs. 1-219.
 
Monard, A. 1920 La faune profonde du lac de Neuchâtel. Bulletin de la Société Neuchâteloise des Sciences Naturelles
Volume: 44:65-235, tabs.
Wilson: paper
Fraser, C. McLean 1920 Copepods parasitic on fish from the Vancouver Island region. Transactions of the Royal Society of Canada, Series 3
Volume: 13 (Section V):45-67, pls. 1-8.
Wilson: paper
Früchtl, F. 1920 Planktoncopepoden aus der nördlichen Adria. Sber. Akad. Wiss. Wien, mat.-nat. Kl.
Volume: Abt. 1, 129(9): 463-509, figs. 1-6.
Wilson: paper
Freidenfelt, T. 1921 Undersökningar över Zooplankton. (Ur Klotentjärnarna). Meddelanden fran Kungliga Lantbruksstyrelsen
Volume: 232(3), XIV: 3-26.
 
Francé, R.H. 1921 Das Edaphon. Untersuchungen zur Oekologie der bodenbewohnenden Mikroorganismen, ed. 2. Frankh'sche Verlagshandlung, Stuttgart
Volume: 1-96, figs. 1-30.
 
Carlgren, O. 1921 Actiniaria I. Danish Ingolf-Expedition
Volume: 5(9):1-241, figs. 1-210, pls. 1-4. (Copepoda: 226)
 
Lysholm, B. & O. Nordgaard 1921

Copepoda collected on the cruise of the M/S Armauer Hansen in the North Atlantic 1913.

Bergens Museums Aarbok 1918-19, Naturvidenskabelig Raekke
Volume: 1918-1919(2): 1-37.
Wilson: paper
Robert, H. 1921 Contribution à l'étude du zooplankton du lac de Neuchâtel. Bulletin de la Société Neuchâteloise des Sciences Naturelles
Volume: 45:54-124, tabs. 1-63.
Wilson: paper
Richardson, R.E. 1921 The small bottom and shore fauna of the middle and lower Illinois River and its connecting lakes, Chillicothe to Grafton: its valuation; its sources of food supply; and its relation to the fishery. Bulletin of the Illinois Natural History Survey Division
Volume: 13(15):363-522. (vi-1921)
 
Richardson, R.E. 1921 Changes in the bottom and shore fauna of the middle Illinois River and its connecting lakes since 1913-1915 as a result of the increase, southward, of sewage pollution. Bulletin of the Illinois Natural History Survey Division
Volume: 14(4):33-75. (x-1921)
 
Monterosso, B. 1921 Contributo allo studio di Peroderma cylindricum Heller, Copépode parassita di Clupea pilchardus Art. Atti dell'Accademia Gioenia di Scienze Naturali
Volume: (5)13, mem. 9:1-19, figs. 1-8.
 
Kiefer, F. 1921 Zwei neue Fundorte von Cyclops crassicaudis Sars. Mikrokosmos
Volume: 14:206.
Wilson: paper
Herr, O. 1921 Hydrobiologische Beobachtungen aus dem Riesengebirge. I. Die Entomostrakenfauna. Zoologischer Anzeiger
Volume: 53(1-2):12-16. (3-vi-1921)
 
Kendall, W.C. 1921 Fresh-water Crustacea as food for young fishes. Report of the United States Commissioner of Fisheries for 1922, Bureau of Fisheries
Volume: 914:3-32.
Wilson: paper
Brehm, V. 1921 Ergebnisse der Expedition Handel-Mazzetti's nach China 1914 bis 1918, unternommen auf Kosten der Akademie der Wissenschaften in Wien. Diagnosen neuer Entomostraken. I. Teil. Anzeiger der Akademie der Wissenschaften in Wien, Mathematisch- Naturwissenschaftlichen Klasse, No. 20
Volume: 58:194-196.
 
Brandt, K. 1921 Die zoologische Arbeiten der Kieler Kommission 1870-1920. Festschrift Preuss. Kommn wiss. Unters. Meere, Kiel, J. Bestehens.
Volume: :50.
 
Fasten, N. 1921

Studies on parasitic copepods of the genus Salmincola.

American Naturalist
Volume: 55(640):449-456. (ix/x-1921)
Wilson: paper
Rosenthal, Helman 1921 Overcoming difficulties with Crustacea in filter beds. Journal of the American Water Works Association, Baltimore
Volume: 8(5):530-531.
 
Thomson, G.M. & T. Anderton 1921 History of the Portobello marine fish-hatchery and biological station. Bulletin of the Board of Science and Art New Zealand
Volume: 2: 1-131, figs.
 
García, L.P. 1921 Nota preliminar sobre el plankton de Onteniete (Valencia). Asociación Española para el Progreso de las Ciencas Anales
Volume: 6:215-220.
 
Gagaeva, M.M. 1921 Materialy k faune rakoobrazhnykh v okrestnostyakh kazani. Trudy stud. Kruzh. Lyub. Prir. kazan. Univ.
Volume: 1:
 
Dikson, B.I. & B.A. Keller 1921 Beloe ozero i ego okrestnosti. (Der Beloj-See und seine Umgebung). Raboty Volzhskoy Biologicheskoy Stantsii
Volume: 5(4-5):209-249, pls. 2-3.
 
Diederichs, K. 1921 Süsswasserplankton der ostholsteinischen Seen. Mikrokosmos
Volume: 15:149-153, figs. 1-11. (1922)
 
Lastochkin, D.A. & N. Korde 1921 Copepoda raione issledovaniyia. Issledovaniya po faune Ivanovo-Voznesenskoi gubernii proizvedennye sel'skokhozyaistvennym fakul'tetom Ivanovo Voznesenskogo biologicheskogo instituta. Copepoda of the investigated district. Studies on the fauna of Ivanovo-Voznesensk Province, carried out at the agricultural faculty of the Ivanovo Vosnesensk Biological Institute. Izv. Ivanovo-Voznesenskogo politekhnicheskogo Inst.
Volume: 4:3-5. (Russian.)
 
Visloukh, S.M. 1921 K poznaniju mikroorganizmov v Nevskoj gube. (Towards a knowledge of micro-organisms in the Neva Bay.) Trudy Rossiiskogo Gidrologicheskogo Instituta
Volume: 1-3:83-96. [In Russian.]
 
Scheffelt, E. 1921 Biologische Beobachtungen am Chiemsee. Allgemeine Fischwirtschaftszeitung
Volume: 46(1):26-30. (1-i-1921)
 
Scheffelt, E. 1921 Hochwasserfolgen und Ernährung der Renken. Allgemeine Fischwirtschaftszeitung
Volume: 46(10):125-127. (15-v-1921)
 
Scheffelt, E. 1921 Die Schichtung des Seenplanktons mit besonderer Berücksichtigung des Chiemsees. Allgemeine Fischwirtschaftszeitung
Volume: 46(20):249-256, figs. 1-3. (15-x-1921)
 
Scheffelt, E. 1921 Das Teichplankton. Allgemeine Fischwirtschaftszeitung
Volume: 46(22):282-284. (15-xi-1921)
 
Scheffelt, E. 1921 Die Fauna der Chiemseemoore. Zoologischer Anzeiger
Volume: 52(6-7):166-175. (1-iv-1921)
 
Scheffelt, E. 1921 Beiträge zur Kenntnis der Schwarzwaldmoore. Mitteilungen bad. Landesver. Naturk.
Volume: n. ser. 1(5): 110-124.
 
Schellenberg, A. 1921 Neue, norwegische Notodelphyiden. Kongelige Norske Videnskabers Selskabs Skrifter, Trondheim
Volume: 1921(3):1-11, figs. 1-9.
Wilson: paper
Sundara Raj, B. & R.G. Aiyar 1921 A new genus of lernaeid fish parasites from Madras. Proceedings of the Indian Science Congress
Volume: 7:lxxxvi. (Abstract.)
 
Byrnes, E.F. 1921 The metamorphosis of Cyclops americanus Marsh and Cyclops signatus var. tenuicornis. Cold Spring Harbor Monographs
Volume: 9:1-53, pls. 1-17. (vii-1921)
Wilson: paper
Busch, W. 1921 Biologische Untersuchungen über die Copepoden der Kieler Förde. Archiv für Naturgeschichte
Volume: (A)87:195-275, figs. 1-12.
 
Behning, A.L. 1921 Materialy po gidrofaune pridatochnykh sistem reki Volgi. II. Materialy po gidrofauna reki Oki. II. Zametka o rakoobraznykh basseina reki Oki u g. Muroma. Materialen zur Hydrofauna der Nebengewässer der Wolga. II. Materialen zur Hydrofauna des Flusses Oka. II. Ein kurzer Bericht über die Crustaceen Fauna des Oka Bassins bei Murom. Rabot Okskoi Biologicheskoii Stantsii, Murom
Volume: 1(2-3):91-117, pls. 1-4.
 
Behning, A.L. 1921 Materialen zur Hydrofauna der Nebengewässer der Wolga. II. Materialen zur Hydrofauna des Flusses Oka. I. Das Plankton der Oka bei Murom. Materialy po gidrofaune pridatochnykh sistem reki Volgi. II. Materialy po gidrofaune reki Oki. I. Plankton reki Oki u g. Muroma. Rabot Okskoi Biologicheskoii Stantsii, Murom (Research of the Okska Biological Station, Murom)
Volume: 1(2-3):3-39, tabs. 1-2.
Wilson: paper
Behning, A.L. 1921 Materialy po gidrofaune pridatochnykh sistem reki Volgi. III. Materialy po gidrofaune reki Eruslana. Materialen zur Hydrofauna des Flusses Jeruslan. Raboty Volzhskoy Biologicheskoy Stantsii
Volume: 5(4-5):255-331.
 
Behning, A.L. 1921 O gidrofaune 'ozera' Elgushi, Syzranskogo u, Simbirskoi gub. Über die Hydrofauna des 'Sees' Jelguschi im Kreis Sysranj, Gouv. Simbirsk. Raboty Volzhskoy Biologicheskoy Stantsii
Volume: 6(3):193-195.
 
Dahl, F. 1921 Grundlagen einer ökologischen Tiergeographie. Jena
Volume: 1 (1921): 1-113, figs. 1-11, maps 1-2; 2, Specieller Teil (1923): i-vi, 1-122, map 1.
 
Damant, G.C.C. 1921 Illumination of plankton. Nature, London
Volume: 108(2706):42-43. (8-ix-1921)
 
Marukawa, H. 1921 Plankton list and some new species of copepods from the northern waters of Japan. Bulletin de l'Institut Océanographique, Monaco
Volume: 384:1-15, pls. 1-4. (15-i-1921)
Wilson: paper
Nordqvist, H. 1921 Studien über das Teichzooplankton. Acta Universitatis Lundensis
Volume: 2, 17(5):1-123, map. (4.v.1921)
 
Jarnefelt, H. 1921 Untersuchungen über die Fische und ihre Nahrung im Tuusulasee. Acta Societatis pro Fauna et Flora Fennica
Volume: 52(1):1-160, figs. 1-18, tabs. 1-29, i-ix.
 
Labbé, A. 1921 L'adaptation et la variation des animaux passant de l'eau douce à l'eau salée et réciproquement. Rec. Fon. Bon. Ac. Sci.
No Volume Data Available
 
Sars, G.O. 1921

Copepoda Supplement. Parts IX & X. Harpacticoida (concluded), Cyclopoida.

An Account of the Crustacea of Norway, with short descriptions and figures of all the species. Bergen Museum, Bergen
Volume: 7: title-page, preface, 93-121, pls. 65-76. SIL QL441.4 .S24
Wilson: paper
Sars, G.O. 1921

Copepoda Monstrilloida and Notodelphyoida. Parts I & II. Thaumatopsyllidae, Monstrillidae, Notodelphyidae (part).

An Account of the Crustacea of Norway, with short descriptions and figures of all the species. Bergen Museum, Bergen
Volume: 8:1-32, pls. 1-16. SIL QL441.4 .S24
Wilson: paper
Sars, G.O. 1921

Copepoda Monstrilloida and Notodelphyoida. Parts III & IV. Notodelphyidae (concluded), Doropygidae, Buproridae, Ascidicolidae).

An Account of the Crustacea of Norway, with short descriptions and figures of all the species. Bergen Museum, Bergen
Volume: 8:33-68, pls. 17-32. SIL QL441.4 .S24
Wilson: paper
Sars, G.O. 1921

Copepoda Monstrilloida and Notodelphyoida. Parts V & VI. Botryllophilidae, Enterocolidae, Supplement.

An Account of the Crustacea of Norway, with short descriptions and figures of all the species. Bergen Museum, Bergen
Volume: 8:69-91, index, title, preface, pls. 33-37. SIL QL441.4 .S24
Wilson: paper
Stiasny, G. 1921 Studien über Rhizostomeen mit besonderer Berücksichtigung der Fauna des Malayischen Archipels nebst eine Revision des Systems. Capita Zool.
Volume: 1(2):1-179, figs. 1-17, pls. 1-5, tabs. 1-3, 1 'Schema'. (Copepoda: 60).
 
Stromsten, F.A. 1921 Copepoda of the Okoboji region. Proceedings of the Iowa Academy of Science
Volume: 27:269-270.
Wilson: paper
Turner, C.H. 1921 Ecological studies of the Entomostraca of the St. Louis District. Part. 1. Diaptomus pseudosanguineus sp. Nov. and a preliminary list of the Copepoda and Cladocera of the St. Louis district. Transactions of the Academy of Science of St. Louis
Volume: 24)2):1-25.
Wilson: paper
Clark, A.H. 1921

A monograph of the existing Crinoids. 1, The Comatulids, 2.

Bulletin of the United States National Museum
Volume: 82(1)(2): i-xxv, 1-795, figs. 1-949, pls. 1-57.(copepods 635-636 pp.)
 
Clarke, W.G. & R. Gurney 1921 Notes on the genus Utricularia and its distribution in Norfolk. Transactions of the Norfolk and Norwich Naturalists' Society
Volume: 11(2):128-161, pls. 3-8.
 
Chugunov, N.L. 1921 Über das Plankton des nördlichen Teiles des Kaspisees. (K izucheniyu planktona severnoi chasti Kaspiiskogo morya.) Arbeiten der Biologischen Wolga-Station (Raboty Volzhskoi Biologicheskoi Stantsii)
Volume: 6(3):109-162, pl. 1.
Wilson: paper
Arevalo, C. 1921 Un nuevo Argulus españo. Boll. Soc. Esp. Hist. Nat.
Volume: 21:108-110.
 
Linton, E. 1921 Food of young winter flounders. Appendix 4 to the Report of the U.S. Commissoner of Fisheries for 1921
Volume: 907:3-14.
Wilson: paper
Minkiewicz, S. 1921 No Title Available Comptes Rendus Stn hydrobiol. Lac de Wigry
Volume: 1:
 
Grochmalicki, J. 1921 Materjaly po fauny skorupiaków polski Ostracoda-Malzaroczki i Copepoda-Widlonogie. Contribution à l'étude de la faune des Copépodes et Ostracodes de la Pologne. Odbor. z Prac Komisji Mat. Pryrod. Tow. Przyjaciot Nauk w Poznaniu (= Trav. Commn Sci. Math. Nat. Soc. Sci. Poznan)
Volume: (B)1(1): 49-55, pl. 1.
Wilson: paper
Wilson, C.B. 1921 New species and a new genus of parasitic copepods. Proceedings of the United States National Museum
Volume: 59(2354):1-17, pls. 1-7. (10-vi-1921).
Wilson: paper, PDF
Wilson, C.B. 1921 The North American semiparasitic copepods of the genus Clausidium. Proceedings of the United States National Museum
Volume: 59(2377):425-431, pls. 94-95. (11-viii-1921).
Wilson: paper
Wilson, C.B. 1921

Report on the parasitic Copepoda collected during the survey of the Juan Fernandez Islands, 1916-1917.

Natural History of the Juan Fernandez & Easter Islands
Volume: 3(1)(12):69-74, pls. 2-4.
Wilson: paper, PDF
Gurney, R. 1921 Some new or rare British Crustacea. Annals and Magazine of Natural History
Volume: (9)8:644-650, figs. 1-6. (xii-1921)
Wilson: paper
Gurney, R. 1921 Two new British Entomostraca: Alona protzi, Hartwig, and a new species of Mesochra in Norfolk. Annals and Magazine of Natural History
Volume: (9)7:236-243, figs. 1-3. (iii-1921)
 
Gurney, R. 1921 Notes on some Irish Entomostraca. Irish Naturalist
Volume: 30:17-20. (ii-1921)
 
Gurney, R. 1921 Fresh-water Crustacea collected by Dr. P.A. Buxton in Mesopotamia and Persia. Journal of the Bombay Natural History Society
Volume: 27(4):85-93, figs. 1-2, pls. 1-2. (31-vii-1921)
Wilson: paper
Guntert, A. 1921 Der Hallwilersee. Ein verschwindender Glacialsee und seine Tiefenfauna. Dissertation, Basel
Volume: 86pp.
 
Colosi, G. 1921 Contributo alla conoscenza delgi Entomostrachi libici. Monitore Zoologico Italiano
Volume: 31:120-124, figs. 1-4.
 
Birge, E.A. & C. Juday 1921 Further limnological observations on the Finger Lakes of New York. Bulletin of the United States Bureau of Fisheries
Volume: 37:209-252, figs. 1-5, tabs. 1-23. (8-x-1921)
Wilson: paper
Jaaskëlainen, V. 1921 Über die Nahrung und die Parasiten der Fische im Ladogasee, nebst einem Verzeichnis der in Finnland bisher konstatierten Fischhelminthen nach ihren Wirten geordnet. Suomal. Tiedeakat. Toim. (Ann. Acad. Scient. Fenn.), Series A
Volume: (A)14(3):1-55.
 
Klugh, A.B. 1921 Notes on Canadian Entomostraca. Canadian Field-Naturalist, Ottawa
Volume: 35(4):72-73. (iv-1921)
 
Pearse, A.S. 1921 Crustacea from Lake Valencia, Venezuela. Proceedings of the United States National Museum
Volume: 59(2381):459-462, figs. 1-2. (11-viii-1921)
Wilson: paper
Pearse, A.S. 1921 Distribution and food of the fishes of Green Lake, Wis., in summer. Bulletin of the Bureau of Fisheries
Volume: 37:255-272.
Wilson: paper
Naumann, E. 1921 Einige gesichtspunkte Betreffs der Fettproduktion des Süsswasser-Zooplanktons. Archiv für Hydrobiologie
Volume: 13:307-313, fig. 1.
 
Neubaur, R. 1921 Auffälliges Auftreten einer Tierart. Zoologischer Anzeiger
Volume: 52(6-7):161. (1-iv-1921)
 
Rose, M. 1921 Recherches biologiques sur le plankton (troisième note). Bulletin de l'Institut Océanographique, Monaco
Volume: 385:1-16, figs. 1-2. (20-ii-1921)
 
Wibaut-Isebree-Moens, N.L. 1921 Vergelijkend onderzoek van het plankton van het zeewater van het Open IJ in de jaren 1916-1917. Amsterdam
Volume: 1-19, pl. 1.
 
Willey, A. 1921 Arctic Copepoda in Passamaquoddy Bay. Proceedings of the American Academy of Arts and Sciences
Volume: 56(5):183-196. (v-1921)
Wilson: paper
Walter, E. & E. Schreiber 1921 Über Lebensdauer und Altern bei Copepoden und Ostracoden. Sitzungsberichte der Gellenschaft zur Forderung der gesamten Naturwissenschaften zu Marburg
Volume: 4(1920):67-75.
Wilson: paper
Searle, J. 1921 Excursions to the Fitzroy Gardens. Victorian Naturalist, South Yarra
Volume: 37:103. (13-i-1921)
 
Lebour, M.V. 1921 The food of young Clupeoids. Journal of the Marine Biological Association of the United Kingdom
Volume: n. ser. 12(3): 458-467, fig. 1. (ix-1921).
 
Lehnhofer, C. 1921 Übergangsformen zwischen den Männchen zweier Copilia-Arten. (Fünfte Mitteilung über die Copepoden der Valdivia-Expedition). Zoologischer Anzeiger
Volume: 52(8-9):232-238, figs. 1-7. (8-iv-1921)
 
Menzel, R. 1921 Beiträge zur Kenntnis der Mikrofauna von Niederländisch Ost-Indien: I. Moosbewohnende Harpacticiden. Treubia, Bogor (formerly Buitenzorg)
Volume: 2(1):137-145, figs. 1-8.
Wilson: paper
Mercier, L. 1921 A propós de l'hôte de Leoosphilus labrei. Comptes Rendus des Séances de la Société de Biologie, Paris
Volume: 85:897-899.
 
Gianferrari, L. 1921 Le Acartie della spedizione 'Valdivia'. Natura, Milan
Volume: 12:14-30, fig. 1.
Wilson: paper
Borner, L. 1921 Die Bodenfauna des St. Moritzersees. Archiv für Hydrobiologie
Volume: 13:1-91, 209-281, tabs. 1-12. (5-ii-1921; 23-vii-1921)
 
Rylov, V.M. 1921 K voprosu o lednikovykh relikhtakh v presnovodnoi faune. Zur Frage der Glacialrelicte in der Süsswasserfauna. Izv. gosud. gidrolog. Inst.
Volume: 1: 97-113. (Russian with German summary).
 
Rylov, V.M. 1921 Presnovodnye svobodnozhivushchie Copepoda Petrogradskoi gubernii. In: Fauna Petrogradskii gubernii. Petrogr. Agronom. Inst. wiss. Forsch. Entom. Stud., (C)
Volume: 2(2):1-11.
 

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