378 



OAMMARIDJE. 



AMPHJPODA. 



NATATORIA. 



GAMMARIDES. 



GAMMARUS LOCUSTA. 



Specific character. Eyes reniform. Superior antennae longer than the 

 inferior. Posterior pair of pleopoda having the rami subequal. A red spot 

 on the second, third, and fourth segments of the body, on the coxae of the 

 last three pairs of pereiopoda, and on the three anterior segments of the pleon, 

 each of which has the postero-inferior angle produced to a point. 



Length f of an inch. 



Cancer macrurus thorace articulate cceruleus. LINIOSTJS, Gothl. Reza, p. 260. 



Cancer locusta. 



Cancer (Cfammarus) locusta. 



Gammarus locusta. 



LINN^US, Faun. Suec. 2nd ed. p. 497. Sys. 



Nat. p. 1055. 

 MONTAGU, Trans. Linn. Soc. ix. p. 92, t. iv. 



fig. 1 ; xi. p. 359. 

 FABRICTUS, Ent. Syst. ii. p. 517. LEACH, 



Edin. Encyc. Art. Crust, vii. p. 403. Trans. 



Linn. Soc. xi. p. 359. Suppl. Enc. Brit. 



i. 425. SAMOUELLE, Ent. Comp. p. 104. 



DESMAREST, Consid. sur Crust, p. 267. 



MILNE EDWARDS, Ann. des Sci. Nat. t. xx. 



p. 369. Hist, des Crust, t. iii. p. 44. 



KRorER, Gron. Amfip. p. 27. RATHK.E, 



Fauna, der Krym. p. 372, pi. v. fig. 11-14. 



WHITE, Hist. Brit. Crust, p. 182. Cat. 



Brit. Crust, in Brit. Mus. p. 51. Cat. Crust. 



in Brit. Mus. p. 87. GUERIN, Icon. R. An. 



Crust, pi. xxvi. fig. 6. GOSSE, Mar. Zool. 



i. pp. 141, 257. SPENCE BATE, Ann. Nat. 



