Manweiler, Jack, author2007-01-032007-01-031933http://hdl.handle.net/10217/38355masters thesesengCopyright and other restrictions may apply. User is responsible for compliance with all applicable laws. For information about copyright law, please see https://libguides.colostate.edu/copyright.FliesSyrphidaeLife histories and descriptions of some Colorado Syrphidae of the Eristalinae group, namely, Eristalis meiganii Weid., Eristalis latifrons Loew, and Helophilus latifrons LoewText