Figure 54. Porosalvania profundior n in Rissoidae (Mollusca: Gastropoda) from northeast Atlantic seamounts

Figure 54. Porosalvania profundior n. sp. (A, B) Shells from Atlantis seamount, DW261 (1340 m), actual sizes 3.04 and 3.34 mm; (C) shell with very low spire for this species, same locality, actual size 2.70 mm; (D) protoconch, same as (C); (E) microsculpture, same as (B). Scale bars: 100 Mm (D); 50 Mm (E).