A summary of reports of abyssal and hadal Monoplacophora and Polyplacophora (Mollusca) * Author Schwabe, Enrico text Zootaxa 2008 1866 205 222 journal article 10.5281/zenodo.183815 7ce45df8-da22-4d29-810c-33564fb50f16 1175­5326 183815 Stenosemus exaratus ( G. O . Sars, 1878 ) Lophyrus exaratus G. O . Sars 1878 : 113 , pl. 8, figs 1a–k. Kaas & Van Belle (1990) gave a bathymetric range for this species from 100 to 2580 m depth. Unfortunately the present author failed in getting a more precise citation for the abyssal record(s) of this species.