Pacificabathynella Schminke and Noodt, 1988

Camacho, A. I., Newell, R. L., Crete, Z., Dorda, B. A., Casado, A. & Rey, I., 2015, Northernmost discovery of Bathynellacea (Syncarida: Bathynellidae) with description of a new species of Pacificabathynella from Alaska (USA), Journal of Natural History 50, pp. 583-602 : 588

Pacificabathynella Schminke and Noodt, 1988

Amended genus diagnosis (after Schminke and Noodt 1988 and Camacho, Newell, et al. 2009) Antennule 7-segmented and antenna 7- or 8-segmented. Mandible with two teeth on incisor process (pars incisiva), processus incisivus accessorius with one tooth and one seta-like tooth, pars molaris with two bidentated structures, parallel to main axis of the teeth, the most distal tooth very strong with apical denticles. Labrum with a small central protuberance at the distal edge. Thoracopod (Th) VI and VIII sexually dimorphic. Male Th VI with 3-segmented endopod, second segment broad and dilated with strong curved seta at outer margin; first segment also broader than usual. Female Th VI with 4- segmented endopod and setal formula 1+0/0+1/0+0/2(1). Male Th VIII with three lobes around genital opening on coxa and with a tooth-like protuberance, prominence in the basipod, exopod and endopod 1-segmented. Female Th VIII bearing epipod; exopod and endopod 1-segmented, both with two or three apical setae. Endopod of uropod with four to eight strong spines along inner margin. Furcal rami with five spines.