226 AMERICAN HYMENOPTERA. 



Ichiieuuiou luanrus Cress. 



One $ taken in July in Oak Creek Canon, Arizona, 6000 ft., by 

 F. H. Snow. 



Ichneumon hemimelanarius n. sp. 



Belongs with /. cwruleus, etc., but readily distinguished by the 

 black antennae, black abdomen aad black wings, the latter having 

 a violaceous reflection. 



% . — 16 mm. — Head. — Chiefly cseruleous, face with adjoining and separated 

 punctures, with a broad yellow band on each side, occupying one-third of the 

 face and adjoining the eye, clypens with distinctly separated and adjoining punc- 

 tures; antennse more than forty-two jointed and entirely black. 



Thorax.— Entirely caeruleous, areola rugulose, almost circular, but distinctly 

 eniarginated on the basal margin, petiolarea a deep groove, bounded by parallel 

 distinct carinse, external median area enclosed by strong carina;, very coarsely 

 wrinkled, the outer angle forming a blunt tooth ; nervures blackish, the abscissa 

 between the recurrent nervure and the second transverse cubitus a little shorter 

 than the second abcissa of the radius; coxje, trochanters and greater part of 

 femora cseruleus, anterior femora in front with a yellowish stripe, middle femora 

 with a yellowish mark near apex on the anterior aspect, anterior and middle 

 tibiae and tarsi mostly yellow, with a black to brown stripe on the posterior 

 aspect, the stripe not so distinct on the tarsi, posterior tibiae with the anterior 

 aspect of the basal half chiefly yellow, posterior legs with the second tarsal joint, 

 partly the third, fourth and fifth joints almost entirely yellow. 



Abdomen. — Black, the first segment violaceous above. 



Type. — University of Kansas. 



Type locality. — Oak Creek Canon, Arizona, 6000 ft. 



One specimen collected in August, by F. H. Snow. 



CHALCIDOIDEA. 



PTEROMALID^. 

 Ifletapachia. 



ENCYRTID^. 



Copidoi^oina gelechise Hwd. 



One specimen. Oak Creek Canon, 6000 ft. (F. H. Snow). 



PERILAMPID^; 

 PerilampuM cyaneu«i Brulle. 



Two specimens, Oak Creek Canon, August, 1902 (F. H. Snow). 



I'erilampus hyalinns Say. 



One specimen, Oak Creek Canon, August, 1902 (F. H, Snow). 



