322 



ALLAN HANCOCK PACIFIC EXPEDITIONS 



VOL. 18 



PLATE 60 



Heterophoxus oculatus (Holmes), male, 7.5 mm, Friday Harbor, Washington. 

 Figs. A, head; B, antenna 2; C, uropod 3; D, uropod 2; L, pleon segment 3. 



Young male, 5.5 mm, Sta. 2448. 



Figs. E, head ; F, uropod 3 ; K, antenna 2. 



Female, 7 mm, Sta. 2l42. 



Figs. G; head; I, peraeopod 5, article 2; J, pleon segment 3. 



Female, 4 mm, Sta. 2414. 



Fig. H, part of peraeopod 4. , r 



Diagnosis. — Third pleonal epimeron with a moderate to long tooth; 

 peraeopod 5, article 2 not reaching to end of article 4; teeth of peraeo- 

 pod 5, article 2, sharp pointed. 



Descriptive features. — The eyes of the female are poorly pigmented 

 and often are invisible ; the eyes of the male are quite large and reni- 

 form; the fifth article of the second antenna in the female is shorter 

 than the fourth but in the adult male it is longer than the fourth and 

 bears large sac-like sensory bodies; in the female the flagellum of the 



