APPENDIX. 537 



subpiloso, linea dorsali incurvata, nigra: pedibus anti- 

 cis antennis vix longioribus. Long. T ^o poll. 



Found on the Picus auratus. 



This species so much resembles that described by 

 Schrank (Faun. Boic), and referred by him to P. auri- 

 tus of Scopoli, who found it on the Picus major, and 

 P. martus, that I have thought it right to adopt his 

 name, but without asserting their identity. 



4. D. ocellatus, Nitzsch. De Haan. Pedic. ocellatus, 

 Scop, 



Lyonet, pi. 5. f. 3. * 

 Found on the Corvus corax. Long. T J(j poll. 



The British specimens in the Museum collection 

 agree perfectly with the arctic species. 



According to Scopoli and Nitzsch, it is also found on 

 the Corvus cor' nae. 



Subgenus Nirmus, Nitzsch, 



5. N. affinis (n. s.), Nob. 



Albidus : capite triangulari, subfusco, glabro, nitidoj 

 apice rotundato : abdomine ovato, piloso, fasciis fuscis 

 medio interruptis : antennis, thorace, pedibusque sub- 

 fuscis. Long. ^ poll. 



Found on the Tetrao saliceti, and Ptarmigan. 



This species differs from Lyonet's figure and de- 

 scription of the Pou de coque de bruyere" (which his 

 editor, De Haan, refers to the Nirmus cameratus of 

 Nitzsch,) principally in the form of the transverse dorsal 



* Recherches, &c, ouvrage posthume, publie par De 

 Haan. Paris, 1832. 



