AMERICAN HYMENOPTERA. 247 



Jiill white at tip ; the tegulse, prothorax, mesothorax and forward half 

 of pleura rufous ; abdomen short, nearly as wide as long; tips of femo- 

 ra and the tibiai pale, with more or less black upon the tips of tibi;xi ; 

 wings ample, fuliginous; marginal nervure somewhat bent and received 

 near the third submarginal nervure. 



S . A male has the medial and posterior tibicC black. 



Var! S . The prothorax, mesothorax and scutellum rufous. Ante- 

 rior femora and tibia? reddish; inner claw tooth large ; wings obscure, 

 darkest at base ; under wings with all the outer cells wholly closed, 

 the outer nervure not touching the margin. (Mexico, 1 S , Coll. of 

 H. de SaussureJ. 



Massachusetts. 



;i. Selandria capitalis, n. sp. 



Color yellow-red, the head aud j^leura black. Length 0.14, Br. wings 0..36 

 inch. 



9 . Shining yellowish-red; antennae moderate, first joint but little 

 longer than second, third but little longer than fourth, the whole fili- 

 form, of equal size to apex, pubescent; the two basal joints white, re- 

 mainder blackish ; head polished ; a lunate series behind ocelli and a 

 mitre-shaped' basin below; nasus hardly incurved; labrum reddish; 

 the pleura, the breast between first and second pair of legs and the 

 apex of venter black; legs white, inner claw tooth removed from tip. 

 Wings hj'aline, nervures brownish; marginal dividing nervure curved 

 and received beyond the middle of cell ; first submarginal almost 

 square, third narrowed at base and widened at apex. 



Brooklyn, N. Y., (J. Akhurst). One 9 . 



In the form of the antennas this difiers much from the type species. 



Tribe 2. {Monojihadniis), Ilartig. 

 Under wings with one middle cell. 



Sab-Tribe A. {Monophadnus) , Hartig. 

 Antennae filiform, short. 

 4. S. barda. 



AUnntm bnrdn, Say, Best. Jour, i, 18.35. 218, 7, J. 

 Selaruiria barda, Norton, Bost. Proc. viii, 220, .3. 



Proc. Ent. Soc. Phil, iii, 9, 14, %. 

 Cresson, Proc. Ent. Soc. Phil, iv, 224. 

 THack : thorax and anterior upper angle of the pleura rufous. Length 0.2S. 

 Br. wings 0.(54 inch. 



•• 9 . 13ody short, dilated, black; antennae, the second joint nearly 

 as long as the first, but less dilated; front and vertex with impressed 

 lines ; nasus not deeply emarginate, labrum rounded before, mandibles 

 piceous at tip, thorax and humeral portion of the pleura honey-yellow ; 

 wings tinged with Ijlackish-purple." 



