16 BRITISH ANOPLURA. 



6. Nikmus gracilis. B.M. 



Philopterus (Nirmus) gracilis, Nitzsch, Germ. Mag. iii. 291 ; 



Gervais, Apttres, iii. 344. 

 Nirmus gracilis, Steph. Syst. Cat. ii. 331 ; Burm. Handb. ii. 429 ; 



Denny, Mon. Anopl. Brit. 116. pi. 11. f. 7- 

 On the House-martin. 



/. Nirmus uncinosus. B.M. 



Philopterus (Nirmus) uncinosus, Nitzsch, Germ. Mag. iii. 291 ; 



Gervais, Apttres, iii. 343. 

 Nirmus uncinosus, Steph. Syst. Cat. ii. 331 ; Burm. Handb. ii. 



430; Denny, Mon. Anopl. Brit. 117- pi. 5. f. 1. 

 On the Hooded Crow. 



8. Nirmus marginalis. B.M. 



Nirmus marginalis, Burm. Handb. ii. 431 ; Denny, Mon. Anopl. 



Brit. 118. pi. 8. f. 2. 

 Philopterus marginalis, Gervais, Apttres, iii. 345. 

 On the Fieldfare ; on the Missel Thrush ; on the Ring Ouzel. 



9. Nirmus fuscus. B.M. 



Nirmus fuscus, Nitzsch, MSS.1 ; Denny, Mon. Anopl. Brit. 118. 



pi. 9. f. 8. 

 Nirmus discocephalus, Lyonet, Mem. du Mus. xviii. t. 12. f. 8 ? 

 Philopterus discocephalus, Gervais, Apteres, iii. 342. 

 Nirmus aeruginosi, Leach, MSS. B.M. 

 On the Moor Harrier ; on the Common Buzzard ; on the Kite ; 



on the Rough-legged Buzzard. 



10. Nirmus rufus. B.M. 



Nirmus rufus, Burm. Handb. ii. 430 ? ; Denny, Mon. Anopl. Brit. 



119.pl. 11. f. 11. 

 Nirmus platyrhynchus, Lyonet, Mem. du Mus. xviii. t. 13. f. 4? 

 Philopterus rufus, Gervais, Apteres, iii. 345. 

 On the Kestril ; on the Merlin ; on the Sparrow-hawk. 



11. Nirmus Cuculi. B.M. 



Nirmus Cuculi, Denny, Mon. Anopl. Brit. 120. pi. 10. f. 11. 

 Philopterus cuculi, Gervais, Apteres, iii. 345. 

 On the Cuckoo. 



12. Nirmus tessellatus. B.M. 



Nirmus tessellatus, Denny, Mon. Anopl. Brit. 121. pi. 7. f. 2. 

 Philopterus tessellatus, Gervais, Apteres, iii. 345. 

 On the Bittern. 



