Lepidozona abyssicola (A. G. Smith & Cowan, 1966)

Ischnochiton abyssicola A. G. Smith & Cowan 1966: 4, figs 1–19.

Of the 13 specimens mentioned in the original description, only one paratype was collected at an abyssal depth. This specimen was collected off the coast of Oregon, USA (44°33.5'N, 125°14.6'W), at 2000 m.

Subsequently, Clark (2000) reported this species from near the Farallon Islands [37°44’N, 123°03’W], California, 2750 m.

Genus Stenosemus von Middendorff, 1847

Type species: Chiton albus Linnaeus, 1767, subsequently designated by Winckworth (1926).