Anthomyiidae 



831 



Trichopticus Rondani 



T. conformis Mall. Old Forge, Jl (NYS). 



T. infestus Stein (latipennis Mall.). "NY" (Mall); Ithaca, Joh (Stein), as 



Alloeostylus. 

 T. innocuus Zett. Oliverea, Je 21, Ds (Aid) ; Upper Ausable L. (Beq). 

 T. johnsoni Mall. Adirondacks, Jl (Aid). 

 T. spiniger Stein. Mt. Marcy, 5300 ft. (Beq) ; L. Tear (Beq) ; Speculator (NYS). 



DiALYTA Meigen 



D. flavitibia Joh. Adirondacks, Aug 17, type; Upper Ausable L. (Beq); McLean, 

 Jl, Sep, Sib (Joh). 



POGONOMYIA Rondani 



P. flavinervis Mall, (nitens Stein). Niagara Falls, Je (Jn) ; Lancaster, Je-Aug 

 (MCV) ; Greene Co, How (Aid) ; Ithaca, Je 7 (Joh). 



SUBFAMILY MYDAEINAE 



Mydaea Robineau-Desvoidy 



M. brevipilosa Mall. Adirondacks, Jl ; Ithaca, Je, LI, Ap-May (Huck). 



M. discimana Mall. Adirondacks, Jl ; Ithaca, May- Aug, LI, Je-Sep (Huck). 



M. flavicornis Coq. "NY" (Coq). 



M. flavidipalpis Mall. Ithaca, Je, LI, Jl-Sep (Huck). 



M. neglecta Mall. Adirondacks, Jl, Ithaca, Je, LI, Ap-Sep (Huck). 



M. obscura Stein not Wulp (nubila Stein). Ithaca, Je (Aid). 



M. pagana Fab. Tompkins Co; Albany, Sep (NYS). 



M. persimilis Mall. Albany, May (Huck). 



M. tincta Zett. N. Fair Haven, Jl, Ithaca, Je (Huck). 



M. urbana Meig. Erie Co, Je-Aug (MCV) ; Ithaca, May-Sep (Joh) ; McLean, 



May-Sep, Sib (Joh); Poughkeepsie (NYS); LI: Central Pk. (Beq). 

 M. winnemanna Mall. LI, Aug-Sep (Huck). 



Helina Robineau-Desvoidy 



{Spilng aster Macquart, in part) 



H. consimilata Mall. Ithaca, Jl (Huck). 



H. duplicata Meig. Ithaca, Je (Joh) ; LI: Long Beach (Beq). 



H. johnsoni Mall. LI, Je (Huck). 



H. lysinoe. Wlk. {varia Stein). Boston, Aug (MCV); Ithaca, May-Sep (Joh) ; 



McLean, May, Aug, Sib (Joh) ; Round I., Sep. 

 ?H. nigripennis Zett. Lancaster, Aug (MCV). 

 H. obscurata Meig. (nasoni Mall.). Ithaca, Je-Jl (Huck). 

 H. obscurinervis Stein. Ithaca, May-Jl ; LI, Jl-Sep (Huck). 

 H. obscuripes Zett. (cothurnata Rond.). Ithaca, Je (Joh). 



