Keywords: Synopsis of the neuroptera of North America BHL18918123.jpg Synopsis of the neuroptera of North America With a list of the South American species Prepared for the Smithsonian institution by Hermann Hagen 18918123 62578 22092 Table of Contents http //www biodiversitylibrary org/page/18918123 10 5962/bhl title 22092 Hagen Hermann August; Uhler Philip R NOT_IN_COPYRIGHT<br> Biodiversity Heritage Library PD-old-70-1923 Synopsis of the neuroptera of North America Images uploaded by Fæ Files from the Biodiversity Heritage Library |