Ephyrina Smith, 1885

Cardoso, Irene & Contents, Paulo Young Table Of, 2005, Deep-sea Oplophoridae (Crustacea Caridea) from the southwestern Brazil, Zootaxa 1031 (1), pp. 1-76 : 33

Genus Ephyrina Smith, 1885

Ephyrina Smith, 1885: 506 ; Chace, 1986: 31; Holthuis, 1993: 34, fig. 12.

Calymarina Bate, 1888: 731.

Tropirinus Bate, 1888: 750.

Tropiocaris Bate, 1888: 834 .

Diagnosis: Rostrum laterally compressed in subtriangular or subretangular shape, unarmed. Carapace not denticulate dorsally; with sinuous lateral gastro­orbital carina extending from near orbit to near posterior margin; without branchiostegal groove and hepatic spine. Abdomen without dorsal carina on all somites. Telson tapering to sharply acute apex; without spinose end piece. Scaphocerite without lateral teeth. Mandibles slightly dissimilar, incisor process unarmed in half of opposable margin nearest palp. Pereopods with ischium and merus broadly compressed. Pereopod 4 with epipod vestigial or absent. Appendix masculina present on second pleopod. Eggs large and few (less than 50) (modified from Chace 1986).