93 



Scutelhim black, middle tibiiw each bearing a single niacroclueta on 

 the trout side near the middle, front in the male two thirds, in 

 the female tive-sixths, as wide as either eye, third Joint of 

 antenna*, one and one-half times as long as the second; length, 

 5 to 8 mm. Franconia, N. H.; Beverly, Mass.; District of 

 Columbia; Charleston, S. (J.; liiscayne Bay, Fla. ; Oxford, lud.; 

 Moselle, Mo.; Tiger Mills, Tex.; Colorado, and Allende, Mexico. 

 (List of Dipterous Insects, Tart IV, p. 754; 1849: Tachiiui. 

 Tachina [Exorista] phyciUc LeBaron, Second Keport Insects 

 Illinois, p. 123; 1872. E.rorlsia scnddcri Willistoii. in Scudder's 

 Butterrties of Xew England, Vol. Ill, p. 1921; 1889. NemoriUa 

 sp., Brauer and Bergenstamm in litt.) pi/ste Walk. 



5. I'alpi yellow 7. 



Palpi black, four postsutural macrochictie, scutelluni usually yellow, 

 middle tibiie each bearing two or more macrochaitte on the front 

 side near the middle, hind tibi;e outwardly ciliate, apical cell 

 open, male destitute of orbital bristles G. 



G. Front in both sexes one and one-fourth times as wide as either eye, 

 thii'd Joint of autenuie in the male four, in the female two and 

 one-fourth, times as long as the second, arista thickened to the 

 middle; length, 7 to 8 mm. White Mountains and Franconia, 

 N. H.; Olyuipia, Wash.; England, and Austria. One female 

 from England received from E. Bruuetti and by him named 

 Exorista vulgaris; also two males and one female from Austria, 

 from Brauer and Bergenstamm and named hy thani Blepliar idea 

 vulgaris Fall. (Kongl. Svenska Vetensk. Akad. Handlinger, 

 Vol. XXXI; 1810: Tachina. The following synonymy is given 

 by Bondani' and repeated by Schiner:^ Li/dclla. scutelkwis Des- 

 voidy, Essai snr les Myodaires, p. 115; 1830. Exorista disfans 

 Macquart, Annales Soc. Entoinol. France, p. 387; 1849. Exorista 

 audax Macquart, loc. cit., i». 388. Exorista jlori da Macquart, loc. 

 cit., p. 409. Tlie following synonymy is by the writer: Tachina 

 [Exorista] hirsuta Osten Sacken, Canadian Entomologist, Vol. 

 XIX, p. 1G3 ; September, 1887. Blcpharidea Viirsuta O. S., Brauer 



and Bergenstamm in litt.) vulgaris Fallen. 



Front in the male one-half, in the female three-fourths, as wide as 

 either eye; third Joint of antennje in the male two and one-half, 

 in the female one and one third, times as long as the second; 

 arista thickened on the basal third ; length, 5 to 8 mm. Toronto, 

 Can.; Franconia, X. H.; Dist. Columbia; Illinois, and southern 

 Cal. (l>syche. Vol. VII, p. 330; Jan., 189G.) . . nidripalpis Town. 



7. Thorax bearing four postsutural macro(;ha'ta', apical cell open. . 11. 

 Thorax bearing only three postsutural macrocha^tic 8. 



8. Middle tibia', each bearing two or more macrocha^ta*. on the front 



side near the middle 9. 



' Dipterologiii' Italic:!' Prodroiriiis, Vol. Ill, p. l-JO; 1&59. 

 *Fauua Austriaca, \ o\. 1, p. 4.38; 1862. 



