BRITISH ANOPLURA. 41 



2. Physostomum Bombyeillae. B.M. 



Physostomum Bombyeillae, Denny, Mon. Anopl. Brit. 242. pi. 23. 



f. 5. 

 Liotheum Bombyeillae, Gervais, Apteres, iii. 329. 

 Var. Phys. irascens. Barm. Handb. ii. 442 ? 

 On Bobemian Wax-wing ; on Snow Bunting. 



3. Physostomum irascens, 



Liotbeum (Physostomum) irascens, Nitzsck, Germ. May. iii. 302 ; 



Gervais, Apteres, iii. 329. 

 Physostomum irascens, Steph. Syst. Cat. ii. 335 ; Burm. Handb. 



ii. 442; Denny, Mon. Anopl. Brit. 244. 

 Pediculus Motacillae, Fabr. Syst. Antl. 349. 

 On the Chaffinch. 



4. Physostomum frenatum. 



Physostomum frenatum, Burm. Handb. ii. 442; Denny, Mon. 



Anopl. Brit. 244 ; Gervais, Apteres, iii. 329. 

 On Golden-crested Wren. 



5. Physostomum sulphureum. 



Liotheum (Physostomum) sulphureum, Nitzsch, Germ. Mag. iii. 



302 ; Gervais, Apteres, iii. 329. 

 Physostomum sulphureum, Burm. Handb. ii. 442 ; Children, 



App. to Back's Land Exp. 539 ; Denny, Mon. Anopl. Brit. 244. 

 Pediculus dolichocephalus, Scop. Ent. Cam. 382. 

 Pediculus Orioli, Fabr. Spec. Ins. ii. 4/9. 

 On the Golden Oriole. 



6. Physostomum nitidissimum. 



Liotheum (Physostomum) nitidissimum, Nitzsch, Germ. Mag. iii, 



302 ; Gervais, Apteres, iii. 329. 

 Physostomum nitidissimum, Steph. Syst. Cat. ii. 335 ; Denny, 



Mon. Anopl. Brit. 244. 

 Nirmus pterocephalus, Olfers, 91. 

 Ricinus Frmgillae, Degeer, Mem. vii. t. 4. f. 6. 

 On Yellow Bunting. 



Tribe 2. Gyropina. Toes 1-clawed. 



8. Gyropus. 



Gvropus, Nitzsch, Germ. Mag. iii. 302; Denny, Mon. Anopl. Brit. 



'244. 

 Pediculus, p., Linn. 

 Gyropus et Micropus, Denny, Mon. Anopl. Brit. 245-247. 



