MONOGRAPH OV THE NORTH AMERICAN PROCTOTRVpID^. 135 



Aphanogmus virginiensis, sp. nov. 



9. Length,!""". Polished black; anteiinse and legs fuscous, the 

 scape, trochanters and tarsi i)ale or wliitish. Thorax compressed, con- 

 vex, without a median impressed line. Antennas 10-jointed, subclavate^ 

 jiubescent, the flagelhir joints, except tlie first and the last, transverse 

 quadrate, the last conic. Wings hyaline, fringed, with a fuscous band 

 below the region of the parastigma, the stigmal vein curved. Abdo- 

 men conic-ovate, black and polished, as long as the head and thorax 

 together. 



Habitat. — Arlington, Va. 



Type 9 in Coll. Ashmead. 



Described from several specimens. The species comes close to A^ 

 HoridanuSjlnit it is slightly larger, the antennic slenderer, the abdomen 

 longer, more pointed, while there is a distinct curve to the stigmal vein. 



Aphanogmus marylandicus, si), nov. 



$. Length, l'""\ Polished black; antennas wholly brown-blaCk* 

 legs dark-brown, the coxne black, knees and tarsi pale or yellowish. 

 Thorax compressed, highly convex, shining, with a distinct median im- 

 pressed line. Antennae 10-jointed, clavate, the flagellar joints, except 

 the last, transverse; the last very large, ovate. Wings clear hyaline) 

 fringed, the stigmal vein long and curved. Abdomen pointed, ovate, 

 subcompressed, as long as the head and thorax together, black and 

 polished. 



Habitat. — Oakland, Md. 



Type $ in Coll. Ashmead. 



Described from one specimen received from Mr. E. A. Schwarz. This 

 may be the 9 of A. niger, 



Aphanogmus pallidipes, sp. noV. 



9. Length, 0.8""", Black, shining; antennas brownish-yellow; legs 

 pale yellow. Antennas 10-jointed, subclavate, the fllagellar joints all a 

 little longer than thick, the last conic. Thorax compressed, convex, 

 without a median impressed line. Wings clear hyaline, the uervures 

 brown, the stigmal vein a little longer than the marginal, slightly 

 curved. Abdomen a little longer than the thorax, ovate, pointed at 

 tip, subcompressed, black and shining. 



Habitat. — Arlington, Va. 



Type $ in Coll, Ashmead. 



Described from a single specimen. 



Aphanogmus varipes, sp. nov. 

 (PI. VII, Fig. 1, 9.) 



9 . Length, 0.8""". Black, shining; antenuie and legs vary from 

 brown or rufous to black; the trochanter and tarsi pale brownish-yel- 

 low. Antennae 10-jointed, clavate, the last joint very large, about four 



