TEXAN HYMENOPTERA. 201 



disc rugose; tegulse pale testaceous, basal margin yellow; wings hyaline, 

 faintly tinged with yellow, nervures pale fulvous; legs as in dubiosa, with the 

 anterior tibise yellow in front, and a yellow spot on tips of their femora be- 

 neath ; abdomen smooth, polished, subiridescont, very sparsely punctured, 

 marked as in dubiosa, the color lemon-yellow, the spots on first segment con- 

 nected by a narrow line at base, the band on fifth segment interrupted medi- 

 ally; apical segment dull black, longitudinally striated ; venter as \n dubiona. 

 Length .65 inch. 



One specimen from Comal Co. Easily separated from sexchicta by 

 the clear wings and triangular yellow line on head above. 



]TIyziiie rufivenfris, n. sp. 



'^ . — Black, shining, clothed with a short, erect glittering white pubescence, 

 j)unctures somewhat dense and shallow, fine and dense on face, sparse on occi- 

 put; mandibles and tegulpe piceous; metathorax rounded, coarsely reticulated: 

 j)rothorax larger than in sexcincta. rounded above and but slightly truncate 

 anteriorly; wings dark fuscous, paler at apex, second marginal cell subtrian- 

 gular, receiving the first recurrent nervure before the middle, the third sub- 

 marginal obliquely quadrate, receiving the second recurrent nervure also be- 

 fore the middle; legs black, with pale glittering hairs; abdomen shining, 

 yellow-ferruginous, basal segment and anal hook black. Length .55 inch. 

 One specimen. (Boll. Coll. Mus. Comp. Zoology.) 



Tiphia iiiornata. 



Tiphia iiiornata, Say, Long's 2d Exped. ii., p. 331. 

 Ten % 9 specimens. (Belfrage ; Boll.) 



Scolia bicincta. 



Scolia bicincta, Fabr. Ent. Syst. ii., p. 234. 

 Five % 9 specimens. (Boll.) 



Scolia diibia. 



Scolia di'.bia, Say, Bost. Journ. Nat. Hist, i., p. 364. 

 Var. Scolia hoematodes, Burm. Abb. Nat. Ges. Ilalle, i., p. 33. 

 Twelve % 9 specimens. (Belfrage; Boll; Ileiligbrodt.) 



Scolia nobilitata. 



Scolia vobilitata, P'abr. Syst. Piez., p. 244. 

 Seven % 9 specimens. (Belfrage; Boll; Ileiligbrodt.) 



Scolia Liccontei. 



Scolia (Discolia) Lecontci, Cress. Trans. Am. Ent. Soc. i., p. 376. 

 •Eleven % 9 specimens. (Belfrage; Boll.) Abundant in Western 

 Texas from August to October. Mr. Belfrage writes that they rest 

 during the night and chilly weather in clusters, closely attached tu 

 stems of grass and plants. 



£li)>i ephippium. 



Scolia ephippium, Say, Bost. Journ. Nat. Hist, i., p. 363. 

 One 9 specimen. (Heiligbrodt.) 



TRANS. AMER. ENT. SOC. IV. (26) NOVEMBKR, 1872. 



