170 



Slightly smaller ; wing ad. 297 mm. ; 

 crown black, edged with rufous ; crest 

 black, tipped with white ; chin and throat 

 buff with broad mesial black streak ; chest 

 tawny cinereous, with brownish shaft 

 streaks ; below white irregularly banded 

 with pale rufous. 



270b. Aviceda jerdoni borneensis (Briiggeman) Borneo. 

 Abhandl. Nat. Ver. Bremen, v., p. 47 

 (1876) [ex. Schleg.], nom. nud. : [Pontianate, 

 Borneo.] Sharpe, Ibis, 1893, p. 557. 

 Bornean Cuckoo-Falcon. 



Wing cJ 291, culmen 26 mm. ; " sides of 

 face and neck dull rufous ; chest white, the 

 feathers edged with rufous and with trian- 

 gular black centres ; under wing-coverts 

 rufous with paler edges ; rufous bars on 

 flanks broader and inclining to dark brown." 



270c. Aviceda jerdoni magnirostris (Gray), List Philippine Is. 

 Bds. B.M. Accip., p. 19 (1844, nom. nud.) ; (Luzon and 

 (Kaup), Isis, 1847, p. 343. [ex Gray, Mindanao). 

 Manila.] 

 Philippine Cuckoo-Falcon. 



Wing ad. 311 mm., bill stouter, culmen 

 38 mm. ; above purplish brown ; crown 

 and crest black ; throat and chest grey, 

 former with broad black central stripe ; 

 below white, banded with pale rufous ; 

 sides of face greyish, washed with rufous. 



270d. Aviceda jerdoni celebensis (Schleg.) Mus. Celebes ; 

 P.B. Rev. Accipitr., July 1873, p. 135. Sula Is. 

 [Celebes.] 



Rufous-chested Cuckoo- Falcon. 

 [ = A . jerdoni erythrothorax (Sharpe), [P.Z.S. 

 1873, p. 625 (Oct., 1873).] 



