694 LIST OF DIPTERA. 



112. AsiLUS SEEICEUS. 



Fcem. Aurato-fuscus ; mystax fulvus; antenna fuscce ; thorax 

 vitta latissima nigro-fusca ; pedes fusci, tibiis Jlavis ; aloe 

 Jlavce, margine interna apiceque fuscis, limbo venarum solo 

 fiavo. 



Asilus sericeus, Say, Journ. Acad. Philad. iii. 48, 2. Wied. Auss. 

 Zweifl. i. 429, 8. 



Pennsylvania. 



113. Asilus not atus. 



Mas. Niger ; mystax JJavo-albus ; thorax cinerascens, vittis 

 nigris ; tibia basi mellece ; alee limpida, apice cinereee. 



Asilus notatus, Wied. Auss. Zweifl. i. 451, 40. 



United States. 



114. Asilus Antdiachus. 

 Asilus Antimachus, Cat. of Diptera, Pt. 2, 454. 

 Trenton Falls. 



115. Asilus Oephne. 

 Asilus Orphne, Cat. of Diptera, Pt. 2, 456. 

 New York. 



116. Asilus ultimus. 

 Asilus ultimus, Diptera Saundersiana, Pt. 2, 136. 

 North America. 



117. Asilus Herminius. 



Asilus Herminius, Cat. of Diptera, Pt. 2, 410. 



This may he the same as A. sericeus, but differs from Say's 

 description of that species. 



Massachusetts. 



118. Asilus gracilis. 



Mas. Cinereus ; mystax flavescens ; antenna pedesque mellea ; 

 thorax 11011 vit.tatus ; abdomen nigricans, cinereo hirtum ; alee 

 breves, subflavescentes, apice margineque fuscaiiis. 



Asilus gracilis, Wied. Auss. Zweifl. i. 445, 31. 



United States. 



