36 



1807 Phaonia punctata Stein. Ormsby County, Nevada. 

 64 Phaonia rufitibia Stein. Ormsby County, Nevada. 



1808 Phaoi^ia varipes Coq. Stanford University. 



OESTRIDAE. 



112 CuTEREBRA BUCCATA Fab. Ormsby County, Nevada. During 

 some of the verj'^ hot days the vralls of the tents were tied up 

 and these mag-nificent flies, buzzing slowly' over the surface 

 of the ground, would pass beneath them, where thej^ were 

 promptly captured by my wife as she sat at the plant tables. 



SARCOPHAGIDAE. 



748 Heucobia helicis Twn. Stanford University and also in 

 Ormsby County, Nevada. 



1809 Helicobia qdadrisetosa Coq. Stanford University. 



MUSCIDAE. 



1810 Stomoxys calcitrans L. Stanford University. 

 1282 MUSCA DOMESTiCA L. Abundant everywhere. 



1811 Pon,ENiA RODis Fabr. Stanford University. 



72 Calliphora coloradensis Hough. Stanford University. 

 746 Calliphora latifrons Hough. Stanford University. 



33 Chrysomyia macellaeia Fabr. Stanford University. 

 980 LuciLiA CAESAR Lt. Stanford University. 



976 LuciiviA SERICATa Meig. Stanford University. 



978 Phormia regina Meig. Stanford University and also in 



Ormsby County, Nevada. 

 996 MORELLIA MICANS Macq. Stanford University. 



977 PsEUDOPYRELiyA CORNiciNA Fabr. Stanford University, and 



also in Ormsby county, Nevada (1265). 

 999 Myospila MEDiTABUNDA Fabr. Common in all three regions. 



TACHINIDAE and DEXIDAE. 



1812 Admontia setlgera Coquillet, new species. 



Black, the second joint of antennae, cheeks, palpi, halteres and 

 trochanters, yellowish; vertex slightly narrower than either eye, 

 uppermost frontal bristles almost erect, reclinate, frontal bristles 

 descending nearly to apex of second joint of antennae, sides of face 

 at narrowest point one-fourth as wide as the facial depression, bear- 

 ing a row of bristles extending slightly below end of eyes as if in 

 continuation of the frontal row, otherwise bare except on the upper 

 portion, vibrissae scarcely above front edge of the oral margin, 

 three or four bristles above each; antennae about six-sevenths as 

 long as the face, the third joint slightly over three times as long as 

 the second, arista thickened on the basal two-fifths, cheeks one- 

 third as wide as the eye-height. Body thinly whitish pruinose, 

 mesonotum marked with four black vittae, three pairs of postsutu- 

 ral dorsocentral bristles, three sternopleurals on a curved row, 



