New Species of Ibis and Tanagra. SI 3 



Ibis spinicoU'is. — Bill curved, and of a brownish-black colour ; 

 upper mandible furnished at its base with 13 greyish bands, 

 each about 11 line in length; length 7 inches, with the upper 

 mandible, projecting over the other at the point. Nostrils li- 

 near, and inserted into a groove which extends along the bill to 

 the tip, about | of an inch from its base. Head destitute of 

 feathers, also the centre and fore-part of the neck, to a distance 

 of 1^ inch. Neck, fore-part covered with straw-coloured spines, 

 on the back and upper part and sides with short greyish-white 

 downy feathers, under with short bluish-black metallic feathers. 

 Body, above of a brownish-black, each feather being alternately 

 banded with dull and metallic reflections ; below greyish-white. 

 First and fourth feathers of wing longest, second and third 

 equal ; wings nearly as long as the tail. Length from tip of 

 bill to lip of tail 3 feet 3 inches, from one extremity of the wing 

 to the other 4| feet. Tail square, and of a greyish-white co- 

 lour, consisting of 12 feathers, length 7^ inches. Legs of a 

 blood-red colour, feathered to about the middle of the tibia. 

 Tarsus, length 4 inches. — Hab. Banks of the Murray River, 

 interior of New Holland. From the slender bill, the head, and 

 small part of the neck being destitute of feathers, this bird, the 

 Professor remarked, formed a connecting link between the two 

 divisions of the genus Ibis, Cuv. The specific term spinicollis 

 was applied to it from the fore-part of the neck being covered 

 with spines. 



Tanagra nigricephala. — Bill bluish-black, conical, and much 

 shorter than the head ; length 5 lines, gap 7 ; upper mandible 

 notched at the point, and slightly hooked. Nostrils circular 

 and naked, inserted into the base of the bill. Head of a bluish- 

 black colour ; from the outer angle on both sides of the nostril a 

 band of bluish-black extends across the temples to the root of the 

 neck ; from the inner, one of greyish-white extends across the 

 ophthalmic region down to the nape. Throat white, with a blu- 

 ish-black band on both sides, extending narrow from the base of 

 lower mandible, and becoming very broad as it reaches the neck. 

 Body, above of a saffron-yellow, approaching to siskin-green ; 

 below of a bright golden-yellow, mixed with orange. Wings of 

 a bluish-black colour, with all the primary and secondary quills 

 tipped with greyish-white, the first primary quill excepted ; 

 third quill-feather longest, second and fourth nearly equal, anrl 

 longer than the first ; upper wing-coverts bluish-black, mixed 



