NO. 1888. NEW ICHNEUMON-FLIEt^—VlERECK. 149 



EPIURUS INNOMINATUS, new species. 



Female. —Length, 7.5 nun. Compared with tlie original descrip- 

 tion of E. nigrifrons "Viereck, this difl'crs as follows: Ovipositor a 

 little shorter than the abdomen; clypeus dark throufijhout; third, 

 fourth, and fifth joints of hind tarsi dark, blackish; second, third, 

 fourth, fifth, nnd sixth dorsal segments mostly reddish brown with 

 an apical black border; pedicel and first joint of the flagel rather 

 pale yellowish beneath, scape more or less brownish. 



Type.— Cut. No. 14328, U.S.N.M. 



Type-locality. — Esquimault, British Columbia, Canada. 



Received through the same channels as Apanteles (Apanteles) 

 fumiferanse described on page 139 of this paper. 



HYMENOEPIMECIS, new name. 

 Epimecis Brulle, 1846, not of liubner, 1818. 



HYMENOSYNECHES, new name. 

 Syneches Foerster, 1868, not of Walker, 1852. 



MESOCHOKUS DIVERSICOLOR, new species. 



Female. — Length, 3.5 mm. Resembles M. perniciosus Viereck, 

 from which it may be distinguished as follows: Furrow between face 

 and malar space running parallel to the anterior edge of the clypeus, 

 lower inner orbits rather striate; inner orbits with a whitish to 

 brownish band extending along the eye margin, malar space and 

 most of the mandibles whitish, clypeus brown to blackish, virtually 

 impunctate except along its periphery; rest of the face blackish, as 

 are the antennse except the tip of the pedicel, which is yellowish; 

 palpi stramineous, malar space whitish, rest of head mostly black or 

 blackish; edges of prothorax more or less blackish, stigma not yel- 

 lowish at base, areolet neither distinctly sessile nor distinctly petio- 

 late; legs mostly stramineous, hind tibiee with most of apical third 

 fuscous; basal area longer than wide at base and triangular, costulsB 

 joining the areola a little below the middle; first dorsal segment black- 

 ish, the second brownish with pale thyridia, the thu'd brownish with 

 the apical third blackish, the fourth and following segments blackish. 



Male. — Differs from the female cliiefl}' in the face being all wliitish 

 below the antennae, scape and pedicel yellowish beneath, prothorax 

 mostly yellowish, basal area at least t\\dce as wide at base as at apex, 

 costulae joming the areola a little above the middle. 



Type.— Cat. No. 14329, U.S.N.M. 



Type-locality. — Duncan, British Columbia, Canada. 



Reared July 18, 25, 1911, at the type-locality in connection with 

 rearings of Tortrix fumiferana. Received by the Bureau of Ento- 

 mology, United States Department of Agricidture, from Dr. C. Gordon 

 Hewitt. 



