PLATE XXIII. 



Fig. 6j h — 6jj, 67/, 67 in. Pontophilas angusürostris de Man. — 6j h pleopod of 2nd pair of the male from 

 Stat. 50, X27; 6ji stylamblys and the truncated appendix masculina of this pleopod, X IOO; 

 6jj pleopod of 5A pair of this male, X 27; 67 l pleopod of the 2 nd pair of the female 

 from Stat. 164, X 27; 6jtn stylamblys of this pleopod, X 100. 



Fig. 68— 68/. Pontophilus Kempii de Man. — 68 carapace with the eyes etc. of the male from Stat. 65a, 

 X 13; on the left side of the gastric region six of the feathered hairs are figured, with which 

 the carapace is covered ; 68a two hairs of the upper surface of the carapace, X 100; 6S£ 

 rostrum of one of the two females, X 33, the stiff setae on the margins are omitted; 68 c 

 scaphocerite of the male, X 20; 68 d left peraeopod of i st pair of the male, X '3; 68* sub- 

 chela of this leg, X 27; 68/ pleopod of 2nd pair of the male, X 27; 68^ stylamblys and 

 appendix masculina of this pleopod, X 66; 62>h pleopod of 2i> d pair of the female, X 27; 

 68/ endopod of this pleopod, X 66. 



Fig. 69 — 69c, 69e, 6gg — 69/. Pontophilus japonicus Doflein. — 69 carapace and eyes of the male from Stat. 105, 

 X 20; 69a rostrum of this male, X 33, the anterior margin appears asymmetrical, an indi- 

 vidual abnormality of course; 69^ rostrum of the female from Stat. 95, X33; 69* scapho- 

 cerite of the male, X 33; 69* terminal part of the fingers of the 2 nd peraeopod of the 

 male from Stat. 105.x 66; 69 g the two appendages on the inner branch of the 2 nd pleopod 

 of this male, X 66; 69/; pleopod of 5 th pair of the male, X 33; 692 stylamblys of this 

 pleopod, X 66. 



