418 



AM PHI POD A. 



NATATORIA. 



COROPHIID.E. 



PODOCERIDES, 



AMPHITHOE RUBRICATA. 



Specific character. Superior antennae nearly two-thirds the length of the 

 animal ; peduncle reaching to the extremity of the penultimate joints of the 

 peduncle of the inferior ; flagellum long and slender. Inferior antennae one- 

 third shorter than the superior. Gnathopoda having the propoda subequal ; 

 carpi inferiorly produced to a small extent ; propoda ovate, the palmse oblique 

 and imperfectly defined. The colour of the adult animal is a bright 

 crimson. 



Length 4 inch. 



Gammarus rubricatus. 

 Amphithoe rubricata. 



Cancer (Gammarus) rubricatus. MONTAGU, Linn. Trans, ix. p. 99, pi. v. 



fig. 1. 



LEACH, Edin. Encyc. vii. p. 402. 

 LEACH, Edin. Encyc. Append, p. 432. 

 Linn. Trans, xi. p. 360. Suppl. Enc. 

 Brit. 1, p. 425. DESMAREST, Consid. 

 Crust, t. 45, fig. 9. SAMOUELLE, Ent. 

 Comp. p. 104. THOMPSON, Ann. Nat. 

 Hist. xx. p. 242 (Oct. 1847). MILNE 

 EDWARDS, Ann. Sci. Nat. xx. p. 377. 

 Hist, des Crust, iii. p. 33. SPENCE 

 BATE, Rep. Brit. Assoc. 1855, p. 59. 

 Ann. Nat. Hist. 2 ser. vol. xix. p. 147. 

 Cat. Amph. Brit. Mus. p. 233. WHITE, 

 Hist. Brit. Crust, p. 200. GOSSE, Mar. 

 Zool. i. p. 141, fig. 258. 



THE figure at the head of this description is taken 

 from Montagu's type in the British Museum. But the 



