TEXAN HYMENOPTERA. 257 



Andrena permitis, n. sp. 



9 . — Black ; head as wide as thorax, sides of face and of clypeus, occiput 

 and cheeks clothed with long, rather dense, pale yellowish pubescence; cly- 

 peus closely punctured, with a smooth central line; mandibles piceous or rufo- 

 piceous; flagellum brown beneath, pale towards apex; thorax clothed with a 

 long dense bright lemon-yellow pubescence, paler on metathorax and pleura; 

 tegulse testaceous; wings subhyaline, apical margin fuliginous; legs brown- 

 black or brown, with pale yellowish pubescence, tibiae and tarsi pale brown; 

 abdomen densely punctured, apical margin of the segments pale testaceous, 

 having a band of dense pale ochraceous pubescence, sides of first segment with 

 long ochraceous pubescence, anal fimbria tinged with fulvous; ventral seg- 

 ments fringed at apex with long pale pubescence. Length .52 inch. 



Four specimens. (Belfrage.) 



Andrena melliventris. n. sp. 



J. — Black; head as broad as thorax, sides of face, occiput and cheeks 

 clothed with rather dense yellowish pubescence; clypeus large, closely punc- 

 tured, shining, yellowish-testaceous, thinly pubescent, with two long yellowish 

 setae on apical middle; mandibles piceous ; flagellum brownish beneath; tho- 

 rax above clothed with a very dense, short, bright fulvous pubescence, which 

 on metathorax and pleura is long and paler; tegulse testaceous; wings yellow- 

 ish-hyaline, apical margin dusky; legs black, tinged with brown, clothed with 

 pale yellowish pubescence, which on four posterior tibiae and tarsi is fuscous, 

 changing to yellowish in certain lights; abdomen elongate ovate, flattened, 

 opaque, minutely, not closely punctured, clothed with a very short yellowish 

 pubescence more dense on sides of the segments, first segment with a long 

 thin yellowish pubescence at base and sides, and with two testaceous spots on 

 the disk, apical margin of the segments yellowish testaceous and fringed with 

 short dense ochraceous pubescence, anal fimbria ochraceous; venter honey-yel- 

 low, stained with fuscous on apical third, the segments clothed with long yel- 

 lowish pubescence towards apex. Length .55 inch. 



Cue specimen. (Coll. (1. W. Belfrage.) A pretty and distinct 

 species. 



Andrena vereeunda, n. sp. 



9 • — Black ; head and thorax clothed with a dense, rather long, cinereous 

 pubescence ; head not wider than thorax, pubescence on clypeus short; anten- 

 nas short, flagellum brown beneath towards apex ; tegulse piceous ; wings hya- 

 line, apical margin dusky, nervures fuscous; legs black, more or less tinged 

 with brown, with pale or cinereous pubescence, tarsi brown ; abdomen oblong- 

 ovate, shining, sparsely and minutely punctured, thinly clothed with a short 

 cinereous pubescence, first segment, extreme sides and depressed apical margin 

 of segments 2 — 4- and the anal fimbria, of rather dense cinereous pubescence; 

 venter more or less tinged with rufo-testaceous, the segments fringed with 

 cinereous pubescence. Length .45 — .50 inch. 

 Two specimens. (Belfrage.) 



TRANS. A1IER. ENT. S0C. IV. (33) NOVEMBER, 1872. ' 



