378 



GAMMARIDiE. 



AMPHIPOBA. 



NATATORIA. 



GAMMARIDES. 



GAMMARUS LOCUSTA. 



Specific cJtaracter. Eyes reniform. Superior antennre longer tLan 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 coxre 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 tlwrace articulato cmruUus. Linn^us, Gotlil. Reza, p. 260. 



Cancer locitsta. 



Cancer {Gammarus) 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. 

 Fabricius, 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 Sei. Nat. t. xx. 



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



Krotek, Gron. Amfip. p. 27. Rathke, 



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. Gumrin, Icon. R. An. 



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



i. pp. 141, 257. Spence Bate, Ann. Nat. 



