360 AMERICAN HYMENOPTEKA. 



Aiioinalon nipinus n. sp. 



9. — 13 mm. ; anteniise 12 mm. Pale rufous, base of aiitenme, median poition 

 of vertex above, meso- and metasternum and oblique stripe beneath wiugs, black ; 

 face, scape beneath, mouth-parts, lower half of cheeks, anterior eosse and four 

 anterior trochanters, yellow ; remainder of legs and the abdomen entirely rufous ; 

 wings small, subhyaline, nervures and stigma brown ; third discoidal cell nar- 

 rowed to a point at base; second recurrent nervure uniting considerably back of 

 transverse cubital and transverse median considerably back of basal ; humeral 

 cross-nervure broken a little below the middle; head large, pilose, coarsely punc- 

 tured ; face broad, flat, sloping under; clypeus pointed, upper tooth of mandibles 

 longest ; thorax coarsely, but rather sparsely punctured ; mesonotum with broadly 

 rounding furrows uniting before scutellum ; scutellum broad, flat, gradually de- 

 clivous; metathorax distinctly reticulate, with median longitudinal depression 

 and with apical portion elongate, so that the part beyond the coxal attachment is 

 as long as the basal; abdomen slender, strongly compressed, postpetiole scarcely 

 widened, ovipositor 1.5 mm. ; legs long and slender, the heel segment not enlarged. 



One specimen Mt. Craig, Idaho (Prof. Aldrich). 



Anomaloii rotundus n. sp. 



%. — 19 mm.; antennae 10 mm. Dark rufous to piceous, with median portion 

 of vertex, occiput, entire protborax, meso- and metasternum, stripe beneath 

 wings, elongate stripe on middle lobe of mesonotum, portion surrounding scutel- 

 lum, base of metathorax, stripe on dorsum of second abdominal segment and on 

 hind legs, the upper portion of coxae, basal trochanter and femora and the apical 

 half of tibise black, or piceous black ; wings hyaline, nervures and stigma yel- 

 lowish ; stigma larger than usual ; third discoidal cell not narrowed at base, second 

 recurrent nervure uniting with the transverse cubital, transverse median nervure 

 uniting much back of the basal, humeral cross-nervure broken at or a little below 

 the middle; body large and heavy set, pilose; head coarsely punctured, front 

 concave; clypeus pointed and with a dividing groove at base; thorax large, 

 broadly rounded and coarsely punctured ; no parapsidal grooves ; scutellum large, 

 rounding; metathorax coarsely punctured, but not reticulate; abdomen large, 

 compressed, but not strongly so; petiole comparatively short and with postpetiole 

 slightly enlarged. 



One specimen from Lawrence, Kansas (Prof. Aldrich). 



Anoinalou edcinte n. sp. 



% 9 • — 14 17 mm. Ferruginous, with vertex, occiput, mesonotum except 

 margins and parapsides. scutellum at base in 9 • disc of metathorax, sternum, 

 stripe beneath wings (the two last nearly meeting in 9)- disc of first two ab- 

 dominal segments, and, on the hind legs, apical half of tibise. coxae and trochan- 

 ters black, the last two yellow beneath in % ; face, mouth, scape beneath, orbital 

 spots above, cheeks beneath ; pectus, tarsi and tibiae, except apex of hind ones, 

 more or less pale yellow ; hind femora above, and apex above in 9 - dark red ; 

 antennae as long as body, brown; wings hyaline, nervures and stigma brown: 

 discoidal cell not narrowed at base; bead and thorax densely punctured ; clypeus 

 strongly pointed in front; parapsidal grooves broad, shallow and uniting in a 

 shallow basin before scutellum ; space before scutellum opaque, finely punctured ; 

 metathorax reticulate, rugose at base; postpetiole slightly widened, broadest at 

 spiracles; abdomen strongly compressed. 



Two specimens from Michigan and bred from pupae of Edema 

 albifrons. 



