Halocyprididae Dana, 1853
Metaconchoecia abyssalis (Rudjakov, 1962)
Metaconchoecia acuta (Gooday, 1981)
Metaconchoecia alta Chavtur, 2003
Metaconchoecia ampla Chavtur, 2003
Metaconchoecia arcuata (Deevey, 1978)
Metaconchoecia australis (Gooday, 1981)
Metaconchoecia bathyrotundata Chavtur, 1977
Metaconchoecia crassiseta Chavtur, 2003
Metaconchoecia discoveryi (Gooday, 1981)
Metaconchoecia distoglandula Chavtur & Angel, 2004
Metaconchoecia fowleri (Gooday, 1981)
Metaconchoecia glandulosa (G. W. Müller, 1906)
Metaconchoecia goodayi (Chavtur, 1987)
Metaconchoecia inflata (Gooday, 1981)
Metaconchoecia isocheira (G. W. Müller, 1906)
Metaconchoecia kyrtophora (G. W. Müller, 1906)
Metaconchoecia longiseta Chavtur, 2003
Metaconchoecia lunata (Deevey, 1982)
Metaconchoecia macromma (G. W. Müller, 1906)
Metaconchoecia nasotuberculata (G. W. Müller, 1906)
Metaconchoecia obtusa (Gooday, 1981)
Metaconchoecia pusilla (G. W. Müller, 1906)
Metaconchoecia rotundata (G. W. Müller, 1890)
Metaconchoecia skogsbergi (Iles, 1953)
Metaconchoecia subinflata (Gooday, 1981)
Metaconchoecia teretivalvata (Iles, 1953)
Metaconchoecia wolferi (Gooday, 1981)