Strophiops stroutii Maynard and Clapp in Maynard, 1920
16. S. stroutii.
Differs from last in thinner margin. .08. and narrower costae, 29. which do not become much narrower at the umbillical area; white, brown within. Common on Little Strout's, Strout's, East and West Hawksbills, and Cistern, Keys l951. Plate 21. figs. 1,2." (Maynard and Clapp in Maynard, 1920d:120)