42 CATALOGUE OF BRITISH CRUSTACEA. 



4. PAL.EMON. 



Palaeraon, Fabr. Ent. Syst. Suppl. p. 378, 402. 



Squilla, pt. Easier. 



Cancer, pt. Linn. 



Astacus, pt. Penn. Brit. ZooL 



Melicerta, pt. Risso, Crust. Nice. 



1. PAL^EMON SERRATUS. Common Prawn. 



Palaemon serratus, Fabr. Ent. Syst. Suppl. p. 4 ; Leach, Mai. 



Pod. Brit. t. 43, f. 1 ; Desm. Cons. t. 40, f. 1 : Guerin, Exp. 



Moree. p. 43 ; M. Edw. Crust, ii. p. 389 ; Cuv. R. A. (Croch.) t. 



54, f. 1 ; Lucas, Expl. Alger. p. 44. 



Cancer (Astacus) serratus, Penn. Brit. ZooL iv. p. 15, t. 1.6, f. 28. 

 British and Irish Coasts. 

 a o. England. 



p. Berwick. Presented by Dr. George Johnston. 

 q. Cornwall. Presented by W. P. Cocks, Esq. 



2. PALAEMON SQUILLA. White Shrimp. 



Palaemon squilla, Fabr. Ent. Syst. SuppL p. 403 ; Leach, Mai. 



Pod. Brit. t. 43, f. 11 ; Desm. Cons. p. 235 ; Guerin, Icon. t. 22, 



f. I ; Exp. Mores. 43 ; M. Edw. Crust, ii. p. 390 ; Lucas, Expl. 



Alger. p. 44. 

 Cancer squilla, Linn. Faun. Suec. p. 2037; Syst. Nat. i. p. 1051 ; 



O. Fabr. Faun. Grcenl. p. 237. 

 Cancer (Astacus) squilla, Penn. Brit. ZooL iv.p. 16, pi. 16, f. 28. 



" White Shrimp.' 5 London market. 

 La chevrette, Fr. 



ag. S. W. Coast of Devon. From the collection of Col. Mon- 



tagu. 



h n. Mouth of the Thames. From l]je collection of Dr. Leach. 

 o. Sussex (Little Hampton). 



3. PALAEMON VARIANS. Variable Shrimp. 



Palaomon varians, Leach, Mai. Pod. Brit. t. 43, f. 14 ; Linn. 

 Trans, xi. p. 349; Desm. Cons. p. 135; M. Edw. Crust, ii 

 p. 391. 



a. Devon. From the collection of Dr. Leach. 



b. Norfolk. From the collection of Dr. Leach. 



c. Glamorgan. From the collection of Dr. Leach. 



