MELITA PALM ATA. 



AMPHIPODA. 



NAT ATOM A. 



337 



GAMMAR1DES. 



MELITA PALMATA. 



Specific character. Fourth segment of the pleon having a dorsal tooth. 

 Second pair of gnathopoda having the dactylos shorter than the palm, and 

 impinging against the internal surface. Posterior pair of pleopoda very long, 

 having the inner ramus rudimentary. 



Length of an inch. 



Cancer {Gammarus) palmatus. 

 Melita palmata. 



Gammarus Dugesii. 



Gammarus palmatus. 



Montagu, Trans. Linn. Soc. vii. p. 69, 



t. 6. fig. 4. 

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



Trans. Linn. Soc. xi. p. 358. Suppl. Enc. 



Brit. 1, p. 425, pi. xxi. Desmarest, 



Consid. sur Crust, p. 264, pi. xlv. fig. 7. 



Samouelle, Ent. Comp. p. 103. 

 Milne Edwards, Ann. des Sci. Nat. xx. 



p. 368. Hist, des Crust, t. iii. p. 54. 



Zaddach, Synop. Crust. Pruss. p. 6. 

 Liljeborg, Ofvers. af Kongl. Vet. Akad. 



Forhandl. 1854, p. 453. Freyu. Luckart. 



Beitr. z. Kenntn.Wirbellos. Thiere, p. 162 



(from Bruzelius). Milne Edwards, Hist. 



des Crust, t. iii. p. 55. Spence Bate, 



Brit. Assoc. Rep. 1855, p. 58. Synop. 



z 



