Genus Parapleustes Buchholz, 1874

Parapleustes Buchholz, 1874: 337 .

Incisocalliope J.L. Barnard in Barnard & Reish, 1959: 22.

Parapleustes – Barnard 1969: 425. — Gurjanova 1972: 131. — Lincoln 1979: 428. — Barnard & Karaman 1991: 649. — Bousfield & Hendrycks 1994: 41.

Type species

Parapleustes gracilis (Buchholz, 1874) .

The genus Parapleustes contains 12 known species (Horton et al. 2024): P. americanus Bousfield & Hendrycks, 1995; P. assimilis (G.O. Sars, 1883); P. bicuspis (Krøyer, 1838); P. gracilis (Buchholz, 1874); P. ishimarui Bousfield & Hendrycks, 1995; P. major (Bulyčeva, 1952); P. mielcki (Sokolowsky, 1925); P. monocuspis (G.O. Sars, 1893); P. sinuipalmus Dunbar, 1954; P. trianguloculatus (Bulyčeva, 1952); P. tricuspis Ishimaru, 1984 .

The separation of the genera Parapleustes and Pleustes has been considered subjective (Barnard & Given 1960: 39).

Diagnosis

A detailed diagnosis of the genus Parapleustes is provided by Ishimaru (1984).

Distribution

North Pacific, North Atlantic, and Arctic.