138 THE CANADIAN ENTOMOLOGIST. 



? . — A narrow line on each side of face, sometimes wanting, and the 

 tibiae at base, yellowish. Length, 4-5 mm. 



Illinois ; four ^ , three ^ specimens. 



Prosopis ininoisejisis, n. ?,\).,$ . — Black, head and thorax opaque, 

 densely, rather strongly and coarsely punctured ; abdomen shining, 

 especially the first segment, which is impunctate, the remaining segments 

 finely punctured ; metathorax rather strongly rugose ; scape stout ; face 

 below antennae, widening above on each side and somewhat notched about 

 their bases, small spot on labrum, and sometimes on mandibles, two spots 

 on collar, tubercles, anterior and middle tibial in front, hind tibiae entirely, 

 and the tarsi, yellow ,; wings dusky toward tips. Length, 6 mm. 



Illinois ; three ^ specimens. 



NOTES ON NEW MEXICO AND ARIZONA HYMENOPTERA. 



BY C. H. TYLER TOWNSEND, LAS CRUCES, N. MEX. 

 (Continued from page 112.) 



Diodontus occidetitalis, Fox. — Las Graces, N. Mex. Name com. 

 by Prof Cockerell. Det., Fox. 



Diadasia etiavata, Cress. — Las Cruces, N. Mex., August 19, Two. 

 Clypeus black. Det., Fox. 



Elis (Dielis) piumipes, Drury. — Las Cruces, N. Mex., August 19. 

 Two. Det., Riley. 



Epeolus, sp. — Chaves, N. Mex., August 6. One. A moderately 

 large hornet-shaped species, most beautifully velvety all over, entirely 

 black below, including legs. Thorax black, with circular border light 

 velvety yellow extending on pleura. Abdomen black with light velvety 

 yellow cross-band on segments i to 4, those on segments i and 2 on hind 

 portion near hind border and projected laterally forward, on first segment 

 the lateral yellow also projected inward on anterior edge. Wings smoky. 

 There seems to be very short pubescence on the thorax, but that on the 

 abdomen is extra short, or is, as it appears, pollen. Det., Fox. 



Epeohis occidentalism Cress. — Turkey Tanks, Arizona, July 18. One 

 specimen. A small hornet-shaped species, with thorax black and yellow 

 vittate, abdomen black and yellow banded, wings slightly smoky, and legs 

 fulvous. Det., Fox. 



Eucerceris, sp. — Grant, Valencia County, N. Mex., August 3. One. 

 A yellow and black chrysidiid-like hornet. Det., Riley. 



