People /Hermann August Hagen peoplepill id: hermann-august-hagenHAH 1 views today 3 views this weekGerman entomologistHermann August HagenBiographyBibliography (5)ListsAlso ViewedThe worksBooksSources:Openlibrary1861Synopsis of the neuroptera of North AmericaAuthors:Hermann August Hagen1862Bibliotheca entomologicaAuthors:Hermann August Hagen1879CorrespondenceAuthors:Hermann August Hagen1870Monograph of the North American AstacidaeAuthors:Hermann August Hagen1840Synonymia libellularum europaearumAuthors:Hermann August HagenFrom our partnersSponsoredHermann August Hagen