Amigdoscalpellum pedunculatum (Hoek, 1883)
This is not a Mollusc. Other non-Molluscan Phyla (Echinodermata, Brachiopoda etc) have been included to help identify species that may be mistaken for Mollusca, but are not.
Arthropoda (Phylum) > Crustacea (Subphylum) > Hexanauplia (Class) > Thecostraca (Subclass) > Scalpelliformes (Order) > Scalpellidae
(Family) > Amigdoscalpellum
(Genus) > pedunculatum (Species)
Head grows to 50mm
From 200-500 metres