184 AMPIIII'OUA N0H51AL1A. 



rureiopocUi siilxuiual ; busos in each of tlie ihrce posterior pairs 

 ovate. Posterior pair of ploopoda (wanting). Telson double. 

 Length 7j\yths of an inch. 



Hah. Salcomb Bay, South Devon {Montagu) ; PljTnouth Sound 

 (Professor Kinahmi and C. S. B.). 



The above description and accompanying figure are taken from a 

 specimen dredged in Plymouth Sound, after it had been compared 

 with Montagu's type, preserved in the collection of the British Mu- 

 seum. 



3. MeHta proxinia, n. s. (Plate XXXIII. fig. 4.) B.M. 



Foui-th and fifth segments of the pleon having each three small teeth 

 (the central being rudimentary) on the dorsal surface of the 

 posterior margins. Eyes round, small. Superior antennoe more 

 than half the length of the animal ; pcdimcle nearly as long as the 

 flageUum, Inferior antennae scarcely longer than the peduncle of 

 the superior; peduncle not reaching to the extremity of the 

 second joint of the peduncle of the superior. First pair of gnatho- 

 poda having the carpus longer than the propodos ; propodos ovate, 

 tapering; palm oblique, imperfectly defined. Second pair of 

 gnathopoda having the carpus short, with the inferior angle pro- 

 duced, rounded at the apex; propodos large, quadrate; palm 

 slightly receding, defined by an obtuse tooth ; the portion near 

 the base of the dactylos serrated and tuberculated ; a short solitary 

 tooth within the margin upon the inner side, between which and 

 the edge of the palm the dactylos impinges ; dactylos scimitar- 

 shaped. Pereiopoda subequal, the third pair being rather the 

 shortest ; basa of the three posterior pairs having the posterior 

 margins serrated. Posterior pair of pleopoda (wanting). Telson 

 double. 



Length ^ths of an inch. 



Hah. '^oxiS {Mr. Edward)', Plj-mouth (C ;Sf. ^.). 



4. Melita Podager. (Plate XXXIII. fig. 5.) 



Gammarus podager, Edwards, Ann. des Set. Nat. xx. p. 369 ; Hist, des 

 Crust, iii. p. 53. 



Pleon having the posterior dorsal margin of each segment furnished 

 with two or three smaU teeth. " Eyes round. Superior antennae 

 a little longel- than the inferior; the first joint of the pedimcle 

 armed beneath with two spines, the second joint nearly as long 

 as the first." First pair of gnathopoda small ; inferior margin 

 parallel with the superior ; palm minute ; dactylos arcuate. Second 



