290 AMERICAN HYMENOPTERA. 



Polyterus olympise Ashm., Trans. Araer. Ent. Soc. xxiii, 199. 



% 2 • — 5.5 mm. Black, and differs from franconisensis in having the scutellum 

 white, in having no white on lateral margins of mesonotum but on angles of 

 prothorax. in lacking the white supra-orbital spots, in having nearly all the hind 

 tibige white, in lacking the widely separated parallel lines on mesonotum, in 

 having the stigma lanceolate and brown, and in being polished and much more 

 finely sculptured. 



Type.s from Olympia, Wash., and in coll. Ashmead. 



CAL.L,IPHRUKUS Foc.rster. 

 (Synopsis der Fam. und Gatt. der Ichneumonen, 1868.) 

 Calliphriirus granulosus n. sp. 



%. — 5 mm. Black, with antennse beneatli, legs beyond trochanters and ab- 

 dominal segments two and three, rufous ; palpi, tegulse. spot before, trochanters 

 and apex of four anterior coxfe white, remainder of coxse black ; wings hyaline, 

 nervures and stigma brown, areolet wanting; face covered with long silvery pile ; 

 clypeus united with face; body granularly shagreened, parapsidal grooves dis- 

 tinct, metathorax completely areolated ; abdomen subpetiolate ; carinse on basal 

 segment distinct and reach to the apex. 



One specimen from Illinois (Dr. Nason) and in coll. Davis. 



BOETHUS Foerster. 

 (Synopsis der Fam. und Gatt. der Ichneumonen, 1868.) 



Body short, thickset, mostly glabrous and finely pilose. Head 

 transver.se, disc-shaped ; antennae large, slightly thickened in the 

 middle, blunt at apex ; clypeus separated, transverse and with two 

 distinct tubercles on the median apex ; palpi small, short. Thorax 

 spherical, scutellum elevated and large, metathorax without carin?e. 

 Abdomen about twice as long as broad ; sessile, basal segment nar- 

 rowed toward base ; ovipositor scarcely exserted. Legs compara- 

 tively long and slender. Wings fuscous, large ; areolet pentangular 

 in outline, but incomplete; humeral cross-nervure broken much 

 below the middle. 



Abdomen mostly black howardi n. sp. 



Abdomen rufous. 



Head and thorax rufous, immaculate alaingens n. sp. 



Head and thorax mostly black, clypeus yellow glabranotus n. sp. 



Boethus howardi n. sp. 



'J, 9- — 3.5-5 mm. Pale rufous, with abdomen beyond first segment, except 

 lateral margins of the second and median apical margins of 2-4, and hind tibiae 

 and tarsi, black; spot enclosing ocelli and in 9 apes of posterior femora dusky; 

 anteTinte reddish brown, paler toward apex. 



Two specimens from Ocean Springs, Miss., and named in honor 

 of Mr. L. O. Howard, who reared them from the sweet-potato saw- 

 fly, Schizocenis ebenus Nort. (see " Insect Life," vol. i, p. 43). Type? 

 in U. S. Nat. Mus. 



