276 WILLIAM J. FOX. 



Second dorsal segment with rather close, coarse punctures, especially toward 

 base; second ventral with sparse, shallow punctures; thorax above 



with coarse punctures. Length 4 nini puilctHtii!^ n. sp. 



4. Petiole short, stout, not as long as hind tibia, somewhat curved ; second ventral 

 with rather fine, sparse punctures. Length 9 mm. 



testaceipes n. sp. 

 Petiole comparatively longer and slender, as long as hind tibia, straight; sec- 

 ond ventral segment with large, scattered punctures. Length 4-6 mm. 



petiolatii!^ n. sp. 



MALES. 



Wings with two submarginal cells 2. 



Wings with three submarginal cells 5. 



2. Second submarginal cell as long as first, not triangular; abdomen coarsely 



punctured 3. 



Second submarginal cell small, not half the size of first, triangular; swollen 

 portion of first segment rugoso-punctate, the second dorsal with large, 

 separated punctures (head obtusely rounded behind). 



atteiiiiata Blake. 



3. Head truncate behind, not much produced behind eyes; petiolated portion of 



first segment shorter than first medial tarsal joint, the enlarged portion 

 broadly ovate; legs as a rule blackish or testaceous-brown. 



Belfragei Blake. 

 Head rounded behind, considerably produced behind eyes. . . 4. 



4. Segments 1 and 2 rugoso-punctate; petiolated portion of first segment, if any- 



thing, shorter than first joint of median tarsi; head black. 



melaniceps Blake. 



Segments 1 and 2 with strong, even, separated punctures; petiolated portion 



of first segment fully as long as first joint of median tarsi ; head con- 



colorous with remainder of insect, castaneous-peiiiiisularis n. sp. 



5. Third submarginal cell distinctly broadened above; first and second trans- 



verso-cubital veins uniting above; stigma usually brownish. 



albipes Cress. 

 Third submarginal cell not or scarcely widened above; first and second trans- 

 verso-cubital veins somewhat separated above; stigma blackish. 



uiibeciiia Cress. 



Chyphotes is divisible into two groups or subgenera, one repre- 

 sented by C. peculiaris and the other containing all the other 

 species. 



1. Chyphotes elevafus Blake. 



Chyphotes e.levatm Blake, Tr. Am. Ent. Soc, xiii, 276, £, 1886. 

 Mutilla elevata Dalla Torre, Cat. Hym., viii, 34, 9, 18^7. 



Arizona; New Mexico: Santa Fe, August (Cockerell). The 

 California examples mentioned by Blake are a different specie?, 

 which I describe as C. petiolatus. 



2. Chyphotes piinctatiis n. sp. 



f . — Ferruginous, with sparse, white hairs; third dorsal segment and femora 



