Title
Observations on certain N. A. Neuroptera, by H. Hagen, M. D., of Koenigsberg, Prussia; translated from the original French MS., and published by permission of the author, with notes and descriptions of about twenty new N. A. species of Pseudoneuroptera
By
Walsh, B. D. (Benjamin Dann), 1808-1869
Original Publication
Proceedings of the Entomological Society of Philadelphia
Published by
Philadelphia, [Printed by the Society], 1863-1867
Identifiers
BioStor:
https://biostor.org/reference/69341