THE CANADIAN ENTOMOLOGIST 137 



Phygadeuon mignaulti. Type. — Female, yellow label 661. 

 2nd Coll. Pub. Mus., Quebec. Lacks right antenna. 



Phygadeuon mucronatus. Type. — Female, yellow label 

 611. 1st Coll. Pub. Mus., Quebec. 



Phygadeuon niger. Type. — Not in Pub. Mus., Quebec, un- 

 less under Ichneumon extretnatatis Cress. 



Phygadeuon nigriceps. Type. — Female, old rose label 40, 

 yellow label 1179. 2nd Coll. Pub. Mus., Quebec. 



Phygadeuon nitidulus. Type.— Male, yellow label 262. 

 1st Coll. Pub. Mus., Quebec. 



Phygadeuon occidentalis. Type. — Female, yellow label 

 263. 1st Coll. Pub. Mus., Quebec. 



Phygadeuon orbitalis. Type. — Male, yellow label 513. 



2nd Coll. Pub. Mus., Quebec. 



(To be continued) 



SOME SOUTH AMERICAN BEES. 



BY T. D. A. COCKERELL, BOULDER, COLORADO. 



Colletes chubutensis, sp. n. 



cf. — Length about 10 mm., anterior wing 7.5. mm.; head, 

 thorax and legs black, abdomen obscure steel-blue; head, seen from 

 in front, forming roughly an equilateral triangle, the vertex being 

 very broad; malar space extremely long, fully twice width of 

 mandibles at base; mandibles red at apex; labrum rather weakly 

 plicate basally; clypeus shining, very sparsely punctured, with a 

 broad, band-like median depression; antennae black, long, reaching 

 metathorax; third joint 320 microns long, fourth 480, fifth 450; 

 mesothorax and scutellum dullish, not polished; area of meta- 

 thorax smooth and shining, with a sub-basal, transverse ridge, 

 above which, in the middle, is a small pit; hair of head and thorax 

 very long and abundant, white on face, cheeks and under side of 

 thorax; sides of face with black hairs; hair of upper part of head 

 and thorax with blackish intermixed, the whole appearing grey; 

 tegulae piceous; wings hyaline, faintly dusky, nervures and stigma 

 dark fuscous; second s.m. extremely broad, receiving first r.n. in 

 middle; legs with white hair, extremely long on anterior femora 

 posteriorly; abdomen shining, hardly punctured; hind margins of 

 segments narrowly brownish, without hair-bands; dorsal surface 



April, 1918 



