15 



c. Thighsj white, barred \\'ith orange tawny. 



Breast brown with Avhite spots, rest of under C. cinereus. 

 parts barred with orange tawny and white ; 

 upper tail-coverts white, barred with reddish. 



d. Thighs rufous. 



Below dark broAvn, with a white band, marked C. oerugi- 

 with brown, across breast ; npper tail -coverts nosns. 

 Avhite, tinged with grey and rufous. 



Below brown, streaked with white ; U])per tail C. ranivorus. 

 coverts rufous, tipped with white. 



Gen. XiX. MICUA.STLU Ciray (1841). 



XostriJs roiiud. with a bony excrescence ; tarsi and 

 feet large and robust ; tarsus reticulated behind ; 

 in front covered with small scutellae. 



.Si/e large, leivgth, 3", 20 in., wing 10.4 ; 9, 

 about 24 in. ; above blackish with white 

 nuchal collar ; tail with 3 Mhite bauds ; below 

 Aviiite with black shaft liiu's ; ju\'. below 

 bai'red : iuteiinediate plumage beloA\' ])ale 

 ochraceous fawn, as Avell as sitles of face aud 

 uuclial collar. 

 4!). Micraslur melanoleucus melanolencus (X'ieill.) S. .Mexico 



X.D. X., ]). 327 (1817). [Paraguai/.] to Colombia, 



Collared Harrier-Hawk Venezuela, 



Brazil and 

 Paraguay. 



Much smaller ; wiugQ [^J 8. GO in. ; tarsi and 

 feet much smaller and weaker ; white tail 

 bands above laartl}^ obscured by biown patches 

 in centre and beloAV less extensive ; those on 

 outer feathers only 4 in number in place of 

 iu ty2)ical form. 

 4!)a. M icrastiir melanoleiicus backleyi, subsp. lujv. Ecuador, 

 [ad., ^ i, Sarayacu, Ec. Feb. 1880, Bucklcv, 

 B. Mus. coll. Xo. 87, 5. 1. 122.] 



8ize medium, length ($) 17.5 ; Aving 9.8 ; 

 above slate ; tail Avith 3 bands of ashy-broAvn 

 showing Avhite beloAv ; below Avhite Avith 

 l)lack shaft lines ; no michal coUai". 

 OO M icraslur miratuhUel (>Schl.),Xederl. Tijdschr., tapper E. 



i.. p. 131 (1863). {Dutch Guiana. \ I'eru, (iuiana, 



MirandoUe's Harrier-Hawk. Panama. 



