COROPHIUM LONGICORNE. 
493 
AMP HIP OB A. 
NAT ATOM A. 
PODOCERIDES. 
Specific character. Superior antennae haying the inner margin of the first 
joint of the peduncle minutely crenulated. The inferior antennae longer than 
the animal in the male ; the penultimute joint of the peduncle armed near 
the distal extremity with a tooth upon the inferior surface ; flagellum about 
half the length of the last joint of the peduncle, Inarticulate. 
Length | of an inch. 
Corophium longicorne. Latreille, Glen. Crust, et Ins. i. p. 59. Lamarck, 
Hist, des Anim. sans Yert. v. p. 184. Leach, 
Edin. Encyc. vii. p. 403. Linn. Trans, xi. 
p. 362. Suppl. Ency. Brit. i. p. 426. Samouelle, 
Ent. Comp. p. 105. Desmarest, Consid. sur 
Crust, p. 270, pi. xlvi. fig. 1. Brebisson, Cat. des 
Crust, recueillis dans le Dep. du Calvados, 1825, 
p. 252. Guerin, Icon. Regne An. 27, f. 1. $ $. 
Milne Edwards, Ann. des Sci. Nat. t. xx. 
p. 385. Hist, des Crust, t. iii. p. 66. Regne 
An. edit. Croch. Crust, pi. Ixi. fig. 1. Bru= 
zelius, Skand. Amph. Gamm. p. 15. White, 
Cat. Brit. Crust, p. 55. Pop- Hist. Crust, 
p. 193, pi. xi. fig. 1, 
Fabricius, Ent. Syst. ii. p. 515. Rcemer, Gen, 
Ins. tab. xxxiii. fig. 6. 
Gammarus longicornis , 
