54 CATALOGUE OF BRITISH CRUSTACEA. 



FAM. III. PODOCERID.E. 



Corophini, Leach, Ed. Enc. vii. p. 403. 

 Podoceridse, Leach, Ed. Enc. vii. p. 432. 

 Crevettes marcheuses, M. Edw. Crust, iii. p. 58. 

 Corophidae, Dana, Amer. Journ. viii. (2nd ser.) 



1. JASSA. 



Cerapus, Say, Journ. Acad. Sc. Phil. i. p. 49 (1817). 

 Jassa, Leach, Ed. Enc. vii. p. 433 (1814 or 1815). 



1. JASSA PELAGICA. Bell Kock Rock-Screw. 



Cerapus pelagicus, M. Edw. Crust, iii. p. 61 ; Cuv. R. A. (Croch.) 



t.61,f. 2. 

 Jassa pelagica, Leach, Ed. Enc. vii. p. 433 ; Linn. Trans, xi. p. 



561 ; Desm. Cons. p. 270. 



a g. Scotland (Bell Rock). Presented by R. Stevenson, Esq, 



2. JASSA FALCATA. Montagu's Rock-Screw. 



Cancer (Gammarus) falcatus, Mont. Linn. Trans, ix. t. 5, f. 2. 

 Cerapus falcatus, Thomp. Ann. Nat. Hist. xx. p. 244. 

 Cerapus pelagicus, pt. M. Edw. Crust, iii. p. 61. 



a. Devon (Torcross). From the collection of Col. Montagu. 



2. PODOCERUS. 



Podocerus, pt. Leach, Ed. Enc. vii. p. 433. 

 Jassa, pt. Leach, Ed. Enc. vii. p. 433. 



1. PODOCERUS VARIEGATUS. Leach's Seaweed-Screw. 



Podocerus variegatus, Leach, Ed Enc. vii. p. 433 ; Linn. Trans, xi. 

 p. 361 ; Desm. Cons. p. 269 ; Edw. Ann. Sc. Nat. xx. p. 384 ; 

 Crust, iii. p. 63 ; Cuv. R. A. (Croch.), t. 64, f. 4. 



British Coast (amongst Algae). 



a/. Devon, &c. From the collection of Dr. Leach. 



