14 Mr. P. L. Sclater on the 



The figures (Plate I.) are taken from Natterer's specimens 

 of both sexes of this bird in my collection, 



10. AoELiEUS NIGERRIMUS. 



Icterus nigerrimus, Osburn, in Zoologist, pp. 6661, 6714 

 (1859). 



Nesopsar nigerrimus, Sclater, Ibis, 1859, p. 456, et P. Z. S. 

 1861, p. 74; Cat. A. B. p. 139 ; Scl. et Salv. Nomencl. p. 38. 



Agelaius nigerrimus, Cassin, Pr. Ac. Sc. Phil. 1861, p. 12; 

 Pelzeln, Ibis, 1873, p. 28. 



Niger uuicolor, seueo paulnm splendens ; rostro et pedibus 

 nigerrimis ; cauda quadrata : long, tota 8*0, alse 4*0, 

 caudae 2'8, rostri a fronte 1"1. Fern. Mari similis, sad 

 crassitie paulo minore. 



Hab. in ins. Jamaica. 



Mus. Bremensi et P. L. S. 



Obs. Sp. a prsecedente rostro elongatiore, cauda quadrata 

 et colore ferainse unicolore diversa. 



After reconsidering the question I am inclined to agree 

 with Mr. Cassin that this species may be conveniently an- 

 nexed to Agelmts. 



Genus V. Xanthocephalus. 



Xanthocephalus , Bp. Consp. i. p. 431 (1850) : type X. icte- 

 rocephalus. 



1. Xanthocephalus longipes. 



Icterus icterocephalus , Bp. Am. Orn. i. p. 27, pi. 3 {er'r.). 



Agelceus icterocephalus , Cab. Mus. Hein. i. p. 188. 



Icterus xanthocephalus, Bp. Journ. Acad. Philad. ii. p. 222 

 (1826). 



Agelaius xanthocephalus, Sw. Faim. Bor.-Am. ii. p. 281 ; 

 Cassin, Pr. Ac. Sc. Phil. 1866, p. 11. 



Agelaius longipes, Sw. Phil. Mag. 1827, i. p. 436. 



Psarocolius perspicillatus, Wagl. Isis, 1829, vii. p. 753. 



Xanthocephalus per spicillatus, Bp. Consp. i. p. 431. 



Xanthocephalus icterocephalus, Baird, B. N. Am. p. 531 ; 

 Scl. P. Z. S. 1864, p. 175 (Mexico), et Cat. A. B. p. 136; 

 Scl. et Salv. Nomencl. p. 37 ; Dresser, Ibis, 1865, p. 492 



