202 BULLETIN 45, UNITED STATES NATIONAL MUSEUM. 



3. All coxie Hack, or black basally. 



Head and thorax minutely closely pnnetulate, the face striolated. 

 Legs fuscous; trochanters, knees, tijis of tibia', and tarsi, yellow. 

 Scape not pale beneath; third abdominal segment and tlie venter smooth, 



shining, impunctured H. obscuripes, sp. nov. 



Legs rufous. 



Sca]>e pale beneath; third abdominal segment distinctly punctate, the 

 venter faintly punctate H. lUKU'ES, sp. nov. 



MALES. 



Wingless. 

 Thorax minutely rugose, punctate; vertex finely punctate, the face striolated. 

 Autenme very long, filiform, black; legs, except coxje, rufous. 



H. soLiTAHius, sp. nov. 



Hoplogryon longipennis, sp. nov. 



(PI. VIII, Fig. 0, 9.) 



9 . Leugtli, 1""". Black, opaque, inimitely, closely punctate, with a 

 sericeous pubescence; cheeks flat and narrowed back of the upper part 

 of the eye; the face shining, the lower portion aiul around the mouth, 

 striated. Mandibles pale. Autenuse 12-jointed, black, the scape»pale 

 beneath toward base; first and second fliniclar joints almost equal, 

 longer than the pedicel and very httle longer tban thick; third and 

 fourth joints minute, transverse. Post-scutellar spine acute. Meta- 

 thorax with acute angles. Legs- fuscous or brown, the trochanters, 

 knees, tips of tibia',, and tarsi pale; coxj^" black. Wings subhyaline, 

 cihated; when folded, longer than the abdomen. Abdomen broadly 

 oval, narrowed at base; first segment a little wider than long; it, as 

 well as the second, striated; third segment faintly microscopically 

 punctate, but shining. 



Habitat. — Ottawa, Canada. 



Types in Coll. Ashmead. 



Described from 2 specimens received from Mr. W. H. Harrington. 



Hoplogryon minutissimus, Ashm. 



Prosacantha minuthsima Ashm., Eut. Am., iii, p. 117, 9- 



9 . Length, 0.75"^"^. Black, subopaque, closely, microscopicallypunc- 

 tulate; face smooth, shining, with some stria^ only between the eye and 

 the mandibles. Mandibles brownish, Anteun.T 12-jointed, black; the 

 first and second funiclar joints subequal,a little longer than thick; third 

 and fourth, minute, transverse. Post-scutellar spine small, but acute. 

 Angles of metathorax not acute. Legs brown or fuscous, the trochan- 

 ters, knees, tips of tibi:e, and the tarsi pale; coxse black. Wings sub- 

 hyaline, fringed; when folded scarcely extending beyond the tip of the 

 abdomen. Abdomen broadly oval, polished, impunctured, the first and 

 second segments striated. 



Habitat. — Jacksonville, Fla. 



Type in Coll. Ashmead. 



