294 AMERICAN HYMENOPTERA. 



and small annalus near base of posterior tibise, white; sterna and meso- and 

 metapleursB rufous; hind femora and coxse and remainder of four anterior legs 

 honey-yellow, antennse brown; wings hyaline, nervures and stigma brown; 

 metanotum obscurely areolated, clypeus deeply emarginate at apes ; hind tarsi 

 large and compressed. 



One specimen from Texas. This beautiful specimen is in the 

 Cresson collection, and dedicated to its owner in remembrance of the 

 noble work done by him in this family. 



Holmgreuia euurse Ashm. (Bassus), Proc. U. S. Nat. Mus. xii. 440. 



% . — 5 mm. Black, with v-shaped mark on face, mouth-parts, tegulse, spot 

 before, line beneath and large cuneiforn spots on margins of mesonotum, white: 

 scutellum honey-yellow, mixed with white; sterna, lower pleurae and legs, ex- 

 cept hind tibife and tarsi which are black, ferruginous ; basal segment of abdo- 

 men scabrous; carinse on metathorax prominent; clypeus short, impressed at 

 apex ; hind tarsi tapering, basal segment very large ; wings hyaline. 



Type from Placer County, California (coll. U. S. Nat. Mus.). 



Holmgreuia Tirgiiiieiisis Ashm. 



9. — 6 mm. Black, with face, mouth-parts, cheeks beneath, scape beneathi 

 scutellum, tegulse, large triangular spot before, spot beneath, pro- and raesosterna, 

 lower mesopleura and coxse and trochanters, except posterior ones above, white ; 

 rest of legs ferruginous, except posterior tarsi and tibiae at apex, which are black- 

 ish ; wings hyaline, posterior tarsi not as much swollen as in euurse. 



Type from Virginia (coll. U. S. Nat. Mus.). 



Holnigrenia lanceolata n. sp. 



% 9 .■ — 7-8 mm. Black, with face, mouth-parts, tegulse, point in front and in 

 % scape beneath, lower pectus, anterior mesosternum, trochanters and four ante- 

 rior coxse, white; legs rufous, with posterior tarsi and tibiae piceous, the latter 

 paler at base, in % the legs are paler and with posterior tibise whitish at base; 

 wings long, hyaline, nervures and stigma reddish brown, the latter long and very 

 slender ; antennae reddish brown, paler in % ; body more elongate than in the 

 preceding species, especially in the %, ; clypeus large, emarginate at apex ; hind 

 tarsi somewhat compressed and moderately enlarged on basal segment ; meta- 

 thorax and base of abdomen somewhat scabrous. 



Two specimens from Colorado (types Coll. Davis). 



Holmgreuia picens u. sp. 



9 . — 6 mm. — Black, with mouth -parts and tegulae white; metathorax and lower 

 mesothorax piceo-rufous; legs rufous, with posterior tibite and tarsi black; wings 

 hyaline, nervures and stigma brown; metathorax and abdomen not scabrous; 

 clypeus rounding at apex with scarcely an impress; abdomen broadly oval, espe- 

 cially on first segment, subcompressed at apex. 



One specimen from Colorado (coll. Amer. Ent. Soc). 



9IE$iOL.F.IUS Holmgren. 

 (Monographia Tryphonidum Sueciaj, p. 130, 1856.) 



Body shagreened, finely punctured. Head transverse, not inflated, 

 narrowed beneath eyes ; face usually flat ; clypeus moderately broad, 



