Zoological results of Frei/cineVs Expedition. 271 



head, and surrounding the eye ; and the D. crudger, which is 

 white above and below, vf'ith a kind of black girdle across the 

 belly. 



Ill the department of Ornithology the acquisitions are more 

 numerous and valuable, including many species hitherto unde- 

 scribed, and one type of form which is altogether new to the 

 Zoologist. "We shall enumerate the species in the order in which 

 they are described and figured, interspersing the list with occa- 

 sional observations, and with the characters assigned to such of 

 the birds as are new. 



Falco {Astur) leucorrhous. Body fuscous blackish : cere and 

 feet yellow; uropygium white; tail with three white fasciae 

 beneath. — From Brazil. 



Falco (BuieoJ polijosoma. Body cinereous : cere and feet 

 yellow : tail whilish, with transverse fuscous lines, and margined 

 at tlie apex with black : wings long. — From the Malouine Islands. 



Falco (Circus) histrionicus. Body, above griseous, beneath 

 white with transverse fuscous fasciae : cere and feet yellow. — 

 From the Malouine Islands. Of this species the young as well as 

 the adult is figured. 



Lanius fcrrugineus. Lath. The specimen figured by M M. 

 Quoy and Gaimard, was obtained in the Isle of France, into which 

 it is known to have been introduced from the Cape of Good Hope, 

 its original country. It appears to belong to the genus Malaco- 

 notus, proposed by ]Mr. Swainson in the first volume of the Zoo- 

 logical Journal, which forms the African type corresponding with 

 the Thamnophili of South America. 



•Vanga driata <J and $ ; the former being the Vanga gris, and the 

 latter the Vanga roux of ]M. Vieillot, It is a true Thumnophilus, 

 and may be regarded as almost typical of that genus in the charac- 

 ters of the tail. The species was described in the first volume of 

 the Zoological Journal, under the name of Thamnophilus Vigorsii, 

 and both the mule and female birds were figured in the Supple- 

 mentary Plates. 



Uarita Tibiccn^ Cuv. ; a well-known species ; being the Coracias 

 Tibken of Latham, and a Cracticus of Vieillot, the latter generic 

 name having the priority over that of Cuvier. It possessed great 



