172 



U. S. NATIONAL MUSEUM BULLETIN 216 



Pim-pla coelebs Walsh, 1873, Trans. Acad. Sci. St. Louis, vol. 3, p. 141; d". Type: 

 d\ ?Illinois (destroyed in Chicago fire of 1871). 



Pim-pla inquisitoriella Dalla Torre, 1901, Catalogus hymenopterorum, vol. 3, 

 p. 435. New name for Ichneumon inquisitor Say. 



Biology: Howard, 1897, Bull. U. S. Dep. Agr., Div. Ent., no. 7, p. 16; 1897, 

 Tech. Ser. U. S. Dep. Agr., Div. Ent., no. 5, pp. 8-17, 23, 51, 54; 1898, Ann. 

 Rep. Ent. Soc. Ontario, no. 28, p. 88. — Fiske, 1903, Tech. Bull. New Hamp- 

 shire Agr. Exp. Sta., no. 6, pp. 198-200.— Cushman, 1926, Proc. Ent. Soc. 

 Washington, vol. 23, p. 33 — Schaff ner and Griswold, 1934, Misc. Publ. 

 U. S. Dep. Agr., no. 188, p. 143. 



Front wing 4.7 to 8.5 mm. long; punctures on face rather coarse; 

 temple unusually flat and weakly convex; propodeum moderately 

 broad, moderately convex in profile, sublaterally with a moderate 

 number of coarse punctures, dorsolaterally rather sharply rounded 

 and without a distinct ridge; second recurrent definitely beyond 

 middle of areolet; male clasper with a long attenuate point that 

 projects conspicuously. 



Figures 70, 71 — Localities: 70 (left), I ser opus calif or niensis; 71 (right), /. coelebs. 



Male: Black. Face, clypeus, palpi, under half of scape and pedicel, 

 hind corner of pronotum, tegula, front and middle coxae except for 

 fulvous tinges (especially on middle coxa), trochanters, and apex of 

 front and middle femora, white; under side of flagellum stramineous, 

 brownish apically; front and middle tibiae and tarsi mostly white, 

 the apical half of fifth segment of middle tarsus brown; hind femur 

 fulvous, with a strong fuscous apical mark; hind tibia white, with 

 rather narrow subbasal and apical black bands; first four segments of 

 hind tarsus white, the apex of each segment rather narrowly blackish, 

 the black on the second segment occupying about 0.25 its length; 

 fifth segment of hind tarsus blackish, its base whitish. 



Female: Black. Clypeus light reddish brown; palpi entirely white; 

 under side of flagellum fulvous brown; tegula and hind corner of 

 pronotum white: coxae fulvous, the front coxa a little infuscate 



