248 [April 



to the extreme anterior margin and ends in the excavation ; mesothorax 

 rather small, rugose, especially in the middle ; scutellum suborbicular 

 rugose ; pleura densely punctured or finely rugose ; tegulae fuscous 

 rugose. Wings subhyaline, slightly and somewhat irregularly stained 

 with fuscous, with a faint violaceous reflection ; nervures fuscous, cost; 

 testaceous. Legs slender, slightly pubescent, and, including their coxae, 

 entirely obscure luteous, somewhat tinged with brownish. Abdomen 

 elongate, narrow, deep black, somewhat velvety, immaculate ; apical 

 segment polished, with a subtriangular depression on the disk, the apex 

 much prolonged, sublanceolate, slightly dilated beyond the middle, 

 pointed at tip and irregularly serrate and punctured on the sides; ovi- 

 positor as long as the body, reddish-brown, polished, sheaths piceous, 

 yellowish on the inside, the outer surface covered with oblique striae; 

 venter piceous-black, shining. Length 11 lines ; expanse of wings 

 15j lines. 



One specimen. This may be identical with U. spectrum of Europe, 

 but the descriptions do not quite agree and I have no specimens of the 

 latter for comparison. 



Fam. CYNIPUm 

 Genus IBALIA, Latreille. 

 Ibalia ensiger, Norton. 



Ibalia ensiger, Norton, Proc. Ent. Soc. Philad. i, p. 200. 

 One 9 specimen differs from the type, from Pennsylvania, only by 

 the abdomen being less broid, not so much compressed and margined 

 on the upper edge with blackish ; the anterior wings have a cloud be- 

 neath the stigma. 



Fam. EVANIID^E. 



Genus FCENUS, Fabricius. 



1. Foenus oscidentalis, Cresson. 



Foenus occidentalis, Cresson, Proc. Ent. Soc. Philad. iii, p. 131. 

 Four $ specimens. 



2. Foenus psrplexus, Cresson. 



Fcenus perplexus, Cresson, Proc. Ent. Soc. Philad. iii, p. 131. 

 Five 9 specimens. 



3. Fcenus montanus, Cresson. 



Foenus montanus, Cresson, Proc. Ent. Soc. Philad. iii, p. 132. 

 One 9 specimen. 



i. Foenus incertus, Cresson. 



Fcenus incertus, Cresson, Proc. Ent. Soc. Philad. iii, p. 133. 

 Seven 9 specimens. 



