5. HIEKOCOCC'YX. 231 



velvety black, witli absolutely no trace of white on any of the tail- 

 coverts, and a distinct narrow white basal edging to the tail- 

 feathers ; iris dark chocolate-brown ; bill and claws black ; feet 

 bluish grey " (A. Evereti). Total length 8 inches, culmen 0-9, wing 

 4-7, tail 4-3, tarsus 0-55. 



The sexes are similar in plumage. 



Hah. Islands of Mindanao, Malamaui, and Basilan in the 

 Philippines. 



a. 2 iid. sk. Butuan, N. Mindanao, May Tweeddale CoU. 



(A. Evereti). 



b. 5 ad. sk. Zamboanga, April {A. Tweeddale CoU. 



Eve)-ett). 



c. d. S ad. sk. Basilau, May {A. Everett). Tweeddale Coll, 



5. HIEROCOCCYX. 



Type. 

 Ilierococcvx, S. Mull. Vcrh. Land- en T'u(k. p. 233 

 (1839-44) n. fugax. 



Range. Indian Peninsula ; Burmese countries to China and 

 Eastern Siberia ; throughout the Malayan Peninsula and Archi- 

 pelago to Celebes. 



Keif to the Species. 



a. Under surface of quills barred. 



a'. Throat and chest not longitudinally striped 

 in adults; chin grey. 

 a". With bars on the breast. 



«'". Colour darker ; crown greyer than 



the back. 



a*. Size larger ; wing 8 inches : grey 



of head and chin separated by a 



broad white band which extends 



from the fore part of the eye to the 



throat sparverioides, p. 232. 



b^. Size smaller ; wing 7'4 inches : 

 head and throat grey, the latter 

 only slightly mottled with white., bocki, p. 234. 

 b'". Colour paler; crown and back uni- 

 form pale grey. Wing 7-5 inches. . varius, p. 234. 

 b". With no bars on the breast; colour 

 above uniform dark gTcy. Wing 7 



inches /"ffct'j P- -36. 



b'. Throat and chest longitudiually striped ; 



colour above brown, greyer on the crown. 



c". With no grey or black on the chin ; 



size smaller. 'Wing 5G inches nanus, p. 238. 



d". With the chin grey or black; size [juv. pp. 232-2.38. 



larger (wings as above) sparverioides and allies, 



b. Under surface of quills not bnrred crassirostris, p. 239. 



