CATALOGUE OF BRITISH CRUSTACEA. 81 



Tribe 6. EPICARIDITA. 



Isopodes Sedentaires, M. Edw. Crust, iii. p. 277. 



Epicarides. Latr. Fam. Nat. p. 291. 



Venues, pt. Leach, Ed. Enc. vii. p. 429 (olim). 



FAM. I. IONID.E. 



loniens, M. Edw. Crust, iii. p. 279. 



1. TONE. 



lone, Latr. (Lam. Hist. An. sans Vert.} 

 Oniscus, sp. Mont. Linn. Trans, ix. p. 103. 



1. IONE THORACICUS. Mud Shrimp-louse. 



lone thoracicus, Latr. Lam. Hist. An. sans Vert. v. p. 170 ; Desm. 

 Cons. p. 286, t. 46, f. 10; Guerin, Icon. t. 62, f. 1, 2 ; M. Ediv. 

 Crust, iii. p. 280, t. 33, f. 14, 15 ; Cuv. R. A. (Croch.) t. 59, 



Oniscus thoracicus, Mont. Linn. Trans, ix. p. 103, t. 5, f. 3. 

 a. Devon. From the collection of Col. Montagu. 



FAM. II. BOPYRID.E. 



Bopyriens, M. Edw. Crust, iii. p. 281. 



Asellota, II., Latr. Gen. Crust, et Ins. i. p. 66 (1806). 



1. BOPYRUS. 



Bopyrus, Latr. Hist. Nat. Crust, vii. p. 50 (1804). 

 Monoculus, sp. Fabr. 



