CATALOGUE OF BRITISH CRUSTACEA. 63 



ORDER V. ISOPODA. 



Isopoda, Latr. Fain. Nat. p. 290. 



Tetradecapoda, pt. Haan, Faun. Jap. Exp. p. 16 (1833). 



Oniscus, pt. Fabr. Syst. Ent. p. 296 (1775). 



Insecta tetracera, Latr. Gen. Crust, et Ins. i. p. 63. 



Gasteruri, pt. Leach, Ed. Enc. vii. p. 432. 



SUB-ORDER I. ISOPODA AMBULANTIA. 



Isopodes marcheurs, M. Edw. Crust, iii. p. 120 (1840). 



Tribe 1. IDOTEITA. 



Tdoteides, Latr. Fam. Nat. p. 296 ; M. Edw. Crust, iii. p. 121 



(1840). 

 Asellota, pt. Latr. Gen. Crust, et Ins. i. p. 63 (1806). 



FAM. T. ARCTURID^E. 



Idoteides arpenteuses, M. Edw. Crust, iii. p. 122. 

 Idoteadae, pt. Westw. Ent. Text-Book. 



1. ARCTURUS. 



Arcturus, Latr. R. A. iv. p. 139. 



Leachia, Johnston, Edin. Phil. Journ. xiii. 220. 



Astacilla, Fleming, Enc. Brit. vii. p. 502. 



Oniscus, sp. Soiverby, Brit. Misc. 



Idotea, sp. Saline, Parry's Voy. Append. 



1. ARCTURUS LONGICORNIS, Sowerby's Arcturus. 



Arcturus longieornis, Westw. Trans. Ent. Soc. i. 72, t. 16; Guerin, 

 Icon. t. 31, f. 2 ; M. Edw. Crust, iii. p. 124. 



G2 



