SYNOPTICAL LIST 



OF THE 



ACCIPITRES 



(DIURNAL BIRDS OF PREY) 



PART III. 



Gen. LIII. HERPETOTHERES Vicill. (1817). 



Tarsus bare on lower portion, reticulated in front ; 

 bill with upper mandible slightly festooned ; nostrils 

 circular with osseous margins ; wings short. 



Length (^ (Ecuador) 16 in. ; Aving 10.25 ; tail 

 8 in. ; $ Aving 11-11.20 in. ; above brown ; 

 head crested, croAvii huffish white Avitli biown 

 shaft streaks ; hind part of face and broad 

 nuchal band black ; fore cheek, side of neck, 

 collar round hind neck and entire under parts 

 huffish white ; uj)per tail-coverts creamy buff ; 

 tail dark bro^ai, udth 4 creamy buff bands in 

 the form of pairs of oval spots not extending 

 quite across webs. 



Herpetotheres cachinnans cachimians (Linn.), 

 S.N., i., p. 90 (1758). ["' America meridionalls " 

 = tyi5e loc. subst. Surinam Berlepsch.] 

 Laughing Hawk. 



206. 



From Bolivia 

 and Paraguay 

 N. to South 

 Mexico. 



Smaller and more richly coloured ; below 



nearly uniform deeper buff ; head deeper 

 buff ; wing (^ 10 in. 

 206a. Herpetotheres cachinnans fulvescens ChajDm., W. Colombia, 

 Bull. Am. Mus. N.H., xxxiv., p. 638 (1915). (Pacific side 

 [^Alto Bonito, R. Sucio, W. Colomb.] of Andes), 



[Not seen.] 

 206b. Herpetotheres cachinnans chapmani Bangs & Mexico. 

 Penard, Bull. M.C.Z., Ixii., pp. 25- (1918). 



