488 



AMPHIPODA. 



NJTATORI.I. 



cokophiidj:. 



PODOCERIDES. 



DllYOPE IRRORATA. 



Specific character. First pair of gnathopoda ha\'ing the palm defined 

 by a large tooth, and with two large obtuse lobes in its middle ; the margin 

 smooth. Dactylos imperfectly coarsely serrated. Second pair of gnathopoda 

 having the palm concave ; margin ciliated with a few fine hairs. 



Length, | inch. 



Dnjope irrorata. Spence Bate, Cat. Amph. Brit. Mus. p. 276, pi. xlvii. 



fig. 1. 

 Unctola irrorata. Gosse, Mar. Zool. i. p. 141, fig. 256 (uot Say). 



The body is more than half the length of the animal. 

 The third segment of the tail has the posterior margin 

 waved and deeply excavated above the inferior angle. 

 The eyes are small and round. The superior antennas 

 are scarcely half the length of the animal, and the 

 flagellum is not longer than the last joint of the 

 peduncle. The inferior antennae are scarcely shorter 

 than the superior ; the flagellum is about the same 

 length as that of the superior pair. The first pair of 

 legs have the wrist and hand continuous ; the postero- 

 inferior angle of the wrist is produced to a tooth. The 

 hand is as long as the head, triangular, with the palm 

 occupying the entire length of the inferior margin, and 

 being d'efined at its posterior limit by a strong tooth, 



