AMPHIPODA. 



HVPERINA. 



PHRONIMA SEDENTARIA. 23 



PHRONIMIDES. 



PHRONIMASEDENTARIA. 



Specific cliaracler. Cheliform organ on the third pair of pereiopoda 

 slender. The inner margins of each ramus of the chela furnished with one 

 tubercle, both tubercles finely tuberculated. 



Length 1 inch. 



Cancer sedentarius. 



Cancer {GammareUus) sedentarius. 



Phronima sedentaria. 



FoRSKAAL, Descript. Anim. Arab. p. 95. 

 Herbst. Naturg. der Krabben, &c., ii. 



pi. XXX vi. fig. 8. 

 Latreille, Gen. Crust, et Ins. i. p. 56. 



pi. ii. fig. 2. Hist. Nat. des Crust. 



et Ins. vi. p. 289, pi. ivi. Lamarck, 



Hist, des Anim. sans Vert. v. p. 197. 



Leach, Trans. Linn. Soe. xi. p. 355. 



Samouelle, Ent. Comp. p. 101. Des- 



MAREST, Cons, sur Crust, p. 257, pi. 



xlv. fig. 1 (after Risso). Milne 



Edwards, Ann. des Sci. Nat. xx. 



p. 394 ; 2 ser. iii. pi. xiv. fig. 9. 



Hist, des Crust, iii. p. 93, pi. x. 



fig. 13. CuviER, Regne Anim. 2nd 



edit. V. (edit. Croch.) pi. Iviii. fig. 3. 



