176 CRIMSON-COLLARED WIXIDAH. 
wings, 3 ; tarsus, T 8 5 ; middle toe and claw, 1 ; 
hinder ditto, T s s . 
Since the above was written, I find a specimen 
of this species among those collected in Southern 
Africa by Mr. Burchell. It is a younger bird, 
having the tail-feathers shorter ; the greater covers 
and lesser quills are also margined with fulvous- 
white. 
RED-BILLED WHIDAH. 
Vidua en/throrhynchus, Swains. 
PLATE XII. 
Bill red ; plumage above black ; spot on the scapulars, ears, 
nuchal-collar, rump and under parts, white ; breast with a 
black spot on each side. 
Emberiza vidua, Linn. Auctorum. 
There seems to be considerable confusion between 
three of the Whidah birds described by Linnaeus as 
distinct species, under the names of E. vidua, prin- 
cipalis and serma. The two latter have a strong 
resemblance to the bird before us, which seems the 
E. vidua of Linnasus ; but there is no published 
evidence whatever to authorize our uniting all three 
under one specific name. Authors have omitted to 
notice the white nuchal-collar seen in our specimen, 
