1(S0 TriK UXIVERSITV SCIEN(,'K BULLETIN. 



PLATE XV. 



Ccecidotea tridentata (Crustacea). 



Fig. 1. First pleopod of female. 



Fig. 2. First antenna. 



Fig. 3. Mandible. 



Fig. 4. First pair pleopods of male. 



Fig. 5. Leg of female bearing oostegite. 



Fig. 6. Second pair pleopods of male. 



Fig. 7. Front leg of male. 



Fig. 8. Adult male. 



Fig. 9. Third pleopod of male. 



Fig. 10. Front leg of female. 



Fig. 11. Mature female carrying brood pouch. 



