Rissoina sp. 1 Leal (1991: 75; pl. 8, figs. I-L)

Barra Grande, Bahia, Brazil. All five specimens are about 5 mm. in length. | Digital images by David Kirsh

Leal, J. H., 1991.  Marine prosobranch gastropods from oceanic islands off Brazil. Backhuys, Oegstgeest, Netherlands, x + pp. 1-418 incl. 22 pls. <Marine Prosobranch Gastropods from Oceanic Islands off Brazil: Species Composition and Biogeography (researchgate.net)>