FIGURE 4 in A revision of the genus Olivancillaria (Mollusca: Olividae) from the southwestern Atlantic

FIGURE 4. Olivancillaria urceus (Röding, 1798). A–B, MACN-In 38158 from Mar del Plata, Buenos Aires province, Argentina; C–D, MACN-In 38159 from Prainha Branca, São Paulo, Brazil; E–F, illustration of Oliva brasiliensis from plate 147, figures 1367–1368 of Chemnitz (1788); G–H, MACN-In 38157 from Mar del Plata, Buenos Aires province, Argentina; I, Voluta pinguis Solander, 1786, probable syntype NHMUK 506 from "Brazil". Scale bar = 1 cm. bf: basal fold; cc: columellar callus; cf: columellar folds; fb: fasciolar band; g: fasciolar groove; sc: siphonal channel.