140 



Cactocraugus, Cab. Sf Heine, Mas. Jlein. iv. T.\pe. 



\. 7'2 (IStJoj ^I. cactonim. 



Range. United States and Canada to about 50- N. lat. ; through 

 Central and South America into the Argentine Republic and 

 Uruguay ; also in several of the West Indian islands. 



Key to the Sj^eoies. 



A. Back uniform black glossed with bluish or 

 greenish ; rump and upper tail-coverts 

 white. 

 a'. With yellow on throat or uuderparts, but 

 no red. 

 a". Under parts uniform. [pp. 14C), 147. 



a'". Head and neck crimson ; sexes alike, enjthrocephahis (J 2*id., 

 b'". Head and neck white. [p. 148. 



a*. With yellow nuchal band candidits c? ad., 



6*. W^ith no yellow band on nape. . . , candidus 5 ad., 

 b". Uuderparts not uniform. [p. 149. 



c". With no black on chin or throat ; 



sides of face and neck white ; with [p. l-'5o. 



black malar stripe xaiUJtolari/n.v (^ ad., 



d'". With black on chin and throat ; 

 upper half of face and posterior half 

 of neck black. 

 c*. Black chest striped with white. 

 a\ White frontal band and black 

 crown-band together in 2 

 M.fwmicivonis and ^ M.Jiavi- 

 ffuia greater in width (longi- 

 tudinally) than red occipital 

 b.md. 

 «". Width of red occipital baud 

 considerably broader than 

 white frontal band : middle 

 of breast and abdomen more 

 or less uniform. 

 «■'. Crown, occiput, and nape [p. 140. 



crimson formivirorus (J nA., 



h'. Red on head confined to 



the hinder part j)f the [p. 150. 



crown, occiput, and nape . . fonnicivorus $ ad., 

 h'K Width of red occipital band 

 not broader than white 

 frontal band ; entire uuder- 

 parts striated, 

 c'. Crown black, occipital band 



(only) red JlavignlacJ a,A., p. 154. 



d/. With no red on the head. . flai-if/tda^s-d-, p. 154. 

 ¥'. White frontal band and black 

 crown-band together in $ less 

 in width (longitudinally) than 

 the red occipital band. [P- l^-S. 



Crown and occiput crimson . . angustifrons cT 



ad., 



