G8 BULLETIN 45, UNITED STATES NATIONAL MUSEUM. 



Auoxus Chittendenii, .sj). uov. 

 (PI. IV, Fig. 6, S-) 



$ . Length, 1.5""". Black, shining, impunctnred, except the pleura 

 and metathorax. The head is very slightly longer than wide, with a 

 prominent clypeal carina. Mandibles short, black or piceous, the outer 

 tooth conic acute. Byes oval, slightly hairy. Antenna 12-jointed, 

 piceous, extending beyond the base of the metathorax, sparsely covered 

 with white hairs; the scape is about the length of the eye or twice 

 as long as the pedicel; the first flagellar joint is slightly smaller than 

 the second; remaining joints very slightly larger, the last the longest, 

 fusiform. Prothorax as long as the mesonotum and scutellum together, 

 rounded before; mesonotum broader than long with a slight imi)ressed 

 scapular line near the teguLe; scutellum small, rounded posteriorly, 

 with an impressed line at base; mesopleura with a small round fovea 

 on the disk; metathorax quadrate, truncate behind and a little con- 

 tracted at sides towards the insertion of hind wings, the angles slightly 

 rounded, the dorsum closely punctulate. Wings hyaline, fringed, the 

 veuation pale, the anal nervure in consequence almost obliterated. 

 Legs piceous black, the tarsi white. Abdomen shorter than the thorax, 

 depressed, black, smooth, and shining. 



Habitat. — Ithaca, Xew York. 



Types in National Museum and Coll. Ashmead. 



Described from 3 specimens, received from Mr. F. H. Chittenden, 

 and in honor of whom the species is named. Mr. Chittenden informs 

 me he reared them from a coleopteron, Cis sp. 



Anoxus laevis, s]). nov. 



9 . Length, 2.2'"'". Polished black, imi)un('tured. Head a little 

 longer than Avide; ocelli subobsoletc, partially hidden; eyes large, ob- 

 long-oval, with a wide space between them and the mandibles, the 

 cheeks separated from the face by n grooved line. Antenna} 12-jointed, 

 twice the length of the head, piceous; scape clavate, about one-third 

 the length of the head, pedicel larger than the first flagellar joint; re- 

 maining joints, except the last, submoniliform, the last twice as long 

 as the penultimate. Prothorax long, narrowed in front, about ibur 

 times as long as the mesonotum; scutellum with 2 ob]i(|ue fovea' 

 at base; metathoiax much longer than Avide, with a median carina, 

 towards the bas(^ minutely shagreened. Wings hyaline, ciliated, the 

 venation yellowish; the radial vein is very loug, nearly one-half longer 

 than the first basal cell. Legs piceous black, the trochanters, a dot at 

 base of tibiii; and tarsi, rufous. Abdomen ]>ointed-ovate, highly pol- 

 ished black, a little shorter than the thorax, the third segment the 

 longest. 



Habitat. — Washington, D. C. 



Type 9 in ('oil. Ashmead. 



Described from a single specimen taken on a window pane. 



