CERA PUS ABD1TUS. 



455 



AMPIIIPODA. 



NAT ATOM A. 



PODOCERIDES. 



CERAPUS ABDITUS. 



Specific character. Eyes transversely ovate. Antenna? subequal. Epi- 

 stoma produced to a point. Second pair of gnathopoda having the subapical 

 process of the carpus double -pointed. 



Length about \ inch. 



Cerapus abditus. Templeton, Trans. Ent. Soc. i. p. 188, pi. xx. fig. 5. 



Spence Bate, Cat. Amph. Brit. Mus. p. 263, 



pi.- xlv. fig. 2. 

 Cerapodina abditus. Milne Ei> warps, Hist, des Crust, t. iii. p. 62. 

 Ericthonius difformis. Spence Bate, Ann. Nat. Hist. 2 ser. xix. p. 149. 



White, Hist. Brit. Crust, p. 196 (not Edwards). 



The eyes are oval, placed longitudinally in the head, 

 and red in colour.* The superior antennae (broken off 

 in the specimen drawn above) are about the same length 

 as the inferior. The epistoma projects anteriorly in the 



* Templeton gives the colour of the eyes of his specimen as black, with a 

 pale encircling ring. 



