Mycetophilidae 745 



A. crassicornis Stann. Wells, Jl (Yg) ; Niagara Falls, Sep (Joh) ; Ithaca, May, Jl. 

 A. falcata Joh. Wells, Jl (Yg) ; Rochester, Sep (MCV) ; Ithaca, Sep (Joh). 



Phronia Winnertz 



P. difficilis Joh. Wells, Jl; Ithaca, Aug (Joh); Albany, May (Yg). 



P. insulsa Joh. Wells, Jl (Yg) ; Ithaca, Aug (Joh); McLean, Claas (Joh). 



P. rustica Winn. Ithaca, Aug (Joh). 



P. similis Joh. Wells, Jl (Yg) ; Ithaca, Sep (Joh). 



P. venusta Joh. Albany, May (Yg). \ 



Telmaphilus Becker 

 T. nebulosus Joh. Golden, Aug (MCV); Ithaca, Ap (Joh). 



EXECHIA Winnertz 



E. abrupta Joh. Ithaca (Joh). 



E. absoluta Joh. Buffalo, Oct (MCV); Ithaca (Joh). 



E. absurda Joh. Wells, Jl (Yg) ; Ithaca (Joh). 



E. attrita Joh. Ithaca, Aug (Joh). 



E. auxiliaria Joh. Ithaca (Joh). 



E. bella Joh. Ithaca (Joh). 



E. capillata Joh. Ithaca, May (Joh). 



E. casta Joh. E. Aurora, Aug (MCV). 



E. cincinnata Joh. Buffalo, Nov (MCV) ; Ithaca (Joh) ; Albany, May. 



E. nexa Joh. Ithaca (Joh). 



E. nativa Joh. Niagara Falls, Sep (MCV); Ithaca, Nov (Joh). 



E. nugatoria Joh. Niagara Falls, Oct (MCV) ; Erie Co, May-Nov; Ithaca (Joh) 



Albany, May (Yg). 

 E. nugax Joh. Ithaca, Aug (Joh). 

 E. quadrata Joh. Ithaca, Aug (Joh). 

 E. repanda Joh. Ithaca, Aug (Joh). 

 E. satiata Joh. Ithaca (Joh). 

 E. umbratica Aid. Wells, Jl (Yg) ; Ithaca (Joh). 



Dynatosoma Winnertz 



D. errans Garr. Ithaca, Jl (Garr). 



D. fulvida Coq. Ithaca, Je (Joh). 



D. bifasciata Walk, {nigrina Joh.). S. Wales, Jl (MCV). . 



D. placida Joh. Niagara Falls, Aug (MCV). 



Opistholoba Mik - 



O. ocellata Joh. Wells (Yg) ; Ithaca, Aug (Joh). 



