April, '09] ENTOMOLOGICAL NEWS 



Ocelli in an equilateral triangle ; a very strong furrow from anterior 

 ocellus. Facial basin not bounded by a carina. Superorbital fovea 

 elongate, not parallel with the eye margin ; deep, well defined. Third 

 antenna! joint distinctly longer than the fourth. Pronotum rounded, 

 slightly notched in the middle. Dorsulum with small distinct punctures; 

 longitudinally impressed in the middle, the impression with a longitudi- 

 nal carina. Scutellum with a few elongate punctures posteriorly. Meso- 

 plurae shining, with sparse punctures; furrow distinctly foveolated. Me- 

 tanotum with two shining convexities, separated by a furrow which broad- 

 ens at the postscutellum. Metaplurae shining, impunctate ; posterior face 

 shining, with an elliptical fovea; lateral ridges rather strong, extending 

 above the middle. Legs and venation normal. First abdominal seg- 

 ment narrowed basally ; abdomen shining, impunctate. Pygidium nar- 

 rowed apically, basally with a few large punctures. Color black ; scape 

 beneath, line on pronotum, legs below femora and tips of anterior fe- 

 mora bright yellow; tegulae and apical margins of abdominal segments 

 testaceous. Wings hyaline, iridescent, venation black. Clypeus, cheeks, 

 and pectus with silvery pubescence. 



$ . Length 6 mm. Clypeus more produced than in 2 and with two 

 small lateral -teeth, on the produced portion ; apex of produced portion 

 rounded; carina almost wanting. Punctures of the head larger than 

 in 2 . The scape is not as yellow, and the yellow on the pronotum has 

 a tendency to divide ; apex of the hind tibiae black. The testaceous 

 bands of abdomen are wanting. Head and thorax clothed with fuscous 

 pubescence. 



Habitat. Falls Church, Va. and Washington, D. C, May 30, 

 June 16, July 19, Sept. u and 29. (N. Banks). 



This species is very near impressifrons Sm., but the triclen- 

 tate clypeus of the female, and the obtusely rounded produced 

 portion of the male will at once separate it from that species. 



Crabro Lindemius) zellus n. sp. 



2 . Length about 5 mm. Anterior margin of the clypeus broadly trun- 

 cate, with two lateral teeth, the inner one the stronger ; no carina. 

 Mandibles simple at the apex. Head shining, with small punctures. 

 Facial basin not bounded by a carina above. Superorbital fovea oblique, 

 not strong. Ocelli in a low triangle, an impressed line above and below 

 the anterior ocellus. Flagellum short, not twice the length of the scape. 

 Pronotum lower than the dorsulum, transverse, sharply truncate before. 

 Dorsulum shining, with distinct separate, small punctures; not im- 

 pressed. Scutellum similarly sculptured. Mesopleurae, with small 

 distinct punctures ; furrow strongly foveolated, straight. Metanotum 

 distinctly obliquely striated ; separated from the posterior face by a 



