Figure 13 in Rissoidae (Mollusca: Gastropoda) from northeast Atlantic seamounts

Figure 13. Alvania adiaphoros Bouchet and Warén, 1993. (A) Shell from Meteor seamount, DW152 (470 m), actual size 1.86 mm; (B) protoconch, same locality; (C, D) shells from Hyères seamount, DW182 (480 m), actual sizes 1.94 and 1.96 mm; (E) protoconch, same shell as (D); (F) shell from Atlantis seamount, DW255 (340 m), actual size 1.86 mm; (G) protoconch, same shell. Scale bars: 100 Mm.