Fig. 21. Platyscelus dubius, new species 



Male. — a, gnathopod 1; b, gnathopod 2; c, peraeopod 2; d, end of sixth joint and dactyl of peraeo- 

 pod 2 enlarged; e, peraeopod 3; /, third, fourth, fifth, and sixth joints of peraeopod 3 enlarged; g, peraeo- 

 pod 4; h, peraeopod 5; i, end of second and small third joint or peraeopod 5 enlarged; j, mandible; 

 k, cutting edge of mandible enlarged; I, maxillipeds. 

 Female. — m, antenna 1; n, antenna 1 enlarged. 



53 



