BRITISH ANOPLURA. 29 



1. Ornithodius Cygni. B.M. 



Pediculus cygni, Linn. Syst. Nat. ii. 1018 ; Fabr. Syst. Ent. 807. 



Pulex cygni, Redi, Exp. t. 8 ; Oper. t. 20. 



Louse of the Swan, Albin, Spid. 76. t. 48 (cop. Redi). 



Trinoton conspurcatum, p., Steph. Syst. Cat. ii. 334. 



Omithobius cygni, Denny, Mon. Anopl. Brit. 183. pi. 23. f. I. 



Philopterus cygnorum, Gervais, Apteres, iii. 359. 



On Wild Swan ; Tame Swan ; Bewick's Swan. 



2. Ornithobius gonioplurus. B.M. 



Omithobius gonioplurus, Denny, Mow. Anopl. Brit. 184. pi. 23. f. 2. 

 Philopterus goniopleurus, Gervais, Apteres, iii. 359. 

 On Canada Swan ; Goosander. 



3. Ornithobius atro-marginatus. B.M. 



Ornithobius atro-marginatus, Denny, Mon. Anopl. Brit. 185. 



pi. 22. f. 3. 

 Philopterus atro-marginatus, Gervais, Apteres, iii. 360. 

 On Canada Swan. 



Tribe 2. Trichodectina. Mammalia Lice. 



7. Trichodectes. 



Trichodectes, Nitzsch, Germ. Mag. iii. 294 ; Denny, Mon. Anopl. 



Brit. 186. 

 Pediculus, p., Linn. 

 Ricinus, p., Degeer. 



1. Trichodectes crassus. B.M. 



Pediculus Melis, Fabr. Syst. Antl. 341. 



Trichodectes crassus, Nitzsch, Germ. Mag. iii. 295 ; Steph. Syst. 

 Cat. ii.330; Denny, Mon. Anopl. Brit. 187. pi. 17. f. 3 ; Ger- 

 vais, Apteres, iii. 312. 



On Badger. , 



2. Trichodectes latus. B.M. 



Ricinus canis, Degeer, Mem. vii. pi. 4. f. 16. 



Pediculus setosus, Olfers, 84. 



Trichodectes latus, Nitzsch, Germ. Mag. iii. 296 ; Steph. Syst. 



Cat. ii. 330 ; Burm. Handb. ii. 436 ; Denny, Mon. Anopl. Brit. 



188. pi. 17. f. 1; Gervais, Apteres, in. 312. 

 Trichodectes 8-punctatus, Leach, MSS. B.M. 

 On the Dog. 



