Genus Bathycopea Tattersall, 1905

Bathycopea Tattersall, 1905: 12; Loyola e Silva, 1971: 215; Kussakin, 1979: 366; Harrison, 1984: 370; Harrison & Ellis, 1991: 933.

Ancinella Hansen, 1905: 114 .

Type species. Bathycopea typhlops Tattersall, 1905, by monotypy.

Other species. B. daltonae (Menzies & Barnard, 1959), B. parallela Birstein, 1963, B. ivanovi Birstein, 1963 .

Diagnosis. Pleon and pleotelson without process. Pleotelson posterior margin entire, ventrally excavate, without exit channel; posterior margin with short posterior projection at each side. Antennule peduncle article 1 twice as long as article 1, articles 1 and 2 robust; article 3 slender. Maxilliped: endite broad; articles 3 and 4 of palp without medial lobes. Pereopod 1 markedly subchelate; propodus sub-rectangular. Pleopods 1–3 with both rami longitudinally oblique. Male pleopod 2: exopod well-developed, ovate, reaching to half of endopod. Uropodal protopod widened laterally; endopod not stylet-shaped.