INSECUTOR INSCITI^ MENSTRUUS 25 



like. Anal segment not noticeably emarginate. Cubitus 

 farther removed from hind margin of wing, almost as near 

 front margin. 



Larvaevoropsis orientalis Townsend, new name. 



Larvccvoropsis orientalis Townsend new name for Bchinom- 

 yia florum Coquillett, 1897, Rev. Tach. 144, Franconia, New 

 Hampshire (nee Tachina florum Walker, 1849, List IV, 733). 

 Holotype male, allotype female, on same pin. Type, No. 

 19596, U. S. Nat. Mus. 



Differs from dakotensis by the face and cheeks being golden 

 pollinose. The female has the abdomen wholly black except 

 anal segment. 



May be known from Fabriciodes montana by the anal seg- 

 ment of male being rufous or yellowish-rufous with only a 

 little black on median line basally. Macrochaetse strong, body 

 not long-hairy. Scutellum dark testaceous apically, the base 

 broadly black. First aristal joint short in both sexes. TD4365, 

 4378, both male. 



A common species in New England. 



Echinomyodes, new genus. 



Genotype, Echinomyodes piceifrons Townsend, new species, 

 for Bchinomyia algens Coquillett, 1897, Rev. Tach. 144, pt., 

 holotype labeled "Vermont," det. BB. as algens (nee Tachina 

 algens Wiedemann, 1830, Auss. Zweifl. II, 385). Holotype, 

 No. 19597, U. S. Nat. Mus., female. 



Differs from Larvcevora as follows : Form a little less heavily 

 widened. Third antennal joint longer. Front of female at 

 vertex conspicuously greater than eye-width, that of male 

 a little less than eye-width. Ocellar area and parafrontals of 

 both sexes heavily polished, black, without bloom in any light. 

 Cheeks also with polished black area. Frontal profile hardly 

 longer than facial. Frontalia broader, shorter, equilateral. 

 Cheeks of female about one-half eye-height, those of male 

 less than that. Third antennal joint of male not so broadened, 

 longer than wide. Only two strong lateral scutellars, no thick 

 discal pile. First abdominal segment without median macro- 



