Carapace with distinct transverse striae bearing fine but coarse setae, lateral margin with row of spines. Rostrum long, carinate ventrally, with 5–9 small lateral teeth. Abdominal somites unarmed. Telson relatively short, subdivision incomplete. Ocular peduncles short, cornea well-pigmented. Orbit well-delimited, lateral limit rounded. Basal article of antennule with 3 terminal spines. Mxp3 ischium subtriangular in cross-section, merus with flexor spines. P1 spinose, with setiferous squamae. P2–4 with row of spines on dorsal crests of meri and carpi; flexor margin of dactyli with row of teeth each bearing corneous seta. G1 and G2 present.
Allogalathea Baba, 1969: 5 [type species: Galathea elegans Adams and White, 1848. Gender: feminine]. – Poore 2004: 231. – Baba et al. 2008: 53 (list of species and synonymies). – Baba et al. 2009: 87. – Cabezas et al. 2011: 249.