Title
Notes on a few nymphs of Agrioninae (Order Odonata) of the Hagen collection
By
Needham, James G. (James George), 1868-1957
Original Publication
Entomological news, and proceedings of the Entomological Section of the Academy of Natural Sciences of Philadelphia
Published by
Philadelphia, [Entomological Rooms of the Academy of Natural Sciences],
Identifiers
BioStor:
https://biostor.org/reference/58436