Pusillina (Pusillina) fuscapex, Gofas, 2007

Gofas, Serge, 2007, Rissoidae (Mollusca: Gastropoda) from northeast Atlantic seamounts, Journal of Natural History 41 (13 - 16), pp. 779-885 : 784

Pusillina (Pusillina) fuscapex n. sp.

( Figures 2 , 3 )

Type material

Holotype MNHN 9700 (spm., 1.82× 1.26 mm) from Seamount 2 sta. TS270, in MNHN; 30 paratypes MNHN 9729 (1 spm., 1.82× 1.22 mm and sh., 1.66×1.06 to 2.14× 1.30 mm) from Seamount 2 sta. DW255 (34 ° 04.99N, 30 ° 15.39W, 340 m).

Type locality

Figures

Figure 2. Pusillina fuscapex n. sp. (A) Paratype (spm.) from Atlantis seamount, DW255 (340 m), actual size 1.82 mm; (B) paratype (sh.), same locality, actual size 1.82 mm; (C) protoconch of another paratype, same locality; (D) shell from Meteor seamount, DW143 (330 m), actual size 1.94 mm; (E) protoconch of a juvenile specimen from Meteor seamount, TS163 (290 m). Scale bars: 100 Mm.

Figure 3. Pusillina fuscapex n. sp. (A) Living specimen (holotype) from Atlantis seamount, TS270 (330 m), actual size 1.78 mm; (B) detail of head and propodium; (C) detail of opercular lobes and metapodium.