DEVELOPMENTAL PHASES 357 



two unequal branches. The fourth endopod is shorter than the third, has three segments and is 

 straight. The gill has two branches. The fifth cormopod is short, bifurcate, non-setose with two gill buds. 



The remaining cormopods are short, simple buds. 



The pleopods are all biramous and setose. 



Fig. 9. Nyctiphanes capensis. a, third furcilia, lateral view ; b, telson of same ; c, cephalothorax, dorsal view ; d, first cormopod ; 



e, second cormopod ; /, fourth furcilia, lateral view ; g, telson of same. 



The number of terminal spines on the telson is reduced to five. The innermost pair of postero- 

 lateral spines is the sturdiest and longest, and has a wide base. 



Fourth furcilia. Fifteen specimens examined (Fig. 9/, g). Length range 4-3-4-6 mm. ; average length 

 4-4 mm. 



