Stenosemus

Schwabe, Enrico, 2008, A summary of reports of abyssal and hadal Monoplacophora and Polyplacophora (Mollusca) *, Zootaxa 1866, pp. 205-222 : 216-217

Stenosemus sp.

Sirenko (1994) mentioned this species from the Commander Islands, West Bering Island [54°59’N, 166°04’E] from 2240 m.

Polyplacophora of uncertain taxonomic position

­ Paul (1976) mentioned the occurrence of an unidentifiable polyplacophoran in the northeastern Pacific (14°17.5'N, 126°15.4'W), at about 4500 m.

­ Menzies (1963) reported 5 chiton specimens from the southeastern Pacific, Peru­Chile Trench, 2000– 6000 m, and a single specimen from the same area from 3147–3255 m.

. Polyplacophora hadal and abyssal of distribution Generic. 4 FIGURE