Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Species Poanes melane - Umber Skipper - Hodges#4065


National Audubon Society Field Guide to Butterflies
By Robert Michael Pyle
Knopf, 1981

Butterflies Through Binoculars: The East
By Jeffrey Glassberg
Oxford University Press, 1999
I grab this book first when I'm looking to identify a butterfly.

The Butterflies of North America: A Natural History and Field Guide
By James A. Scott
Stanford University Press, 1992

To agree or not to agree - the question of gender agreement in the International Code of Zoological Nomenclature
By Sommerer, M.D.
Nota Lepidopterologica, 25(2/3): 191-20, 2002
Sommerer, M.D., 2002. To agree or not to agree - the question of gender agreement in the International Code of Zoological Nomenclature. Nota Lepidopterologica, 25(2/3): 191-20. https://www.biodiversitylibrary.org/page/41371975

Notes and new species
By Barnes W. & A. Busck, 1920
Contributions to the natural history of the Lepidoptera of North America, 4(3): 211-278, 1920
Barnes W. & A. Busck, 1920. Contributions to the natural history of the Lepidoptera of North America, 4(3): 211-278

List of the specimens of lepidopterous insects in the collection of the British Museum. Part XXXIV - Supplement. Part 4
By Francis Walker
British Museum, 1865
Full text and downloadable PDF available from Biodiversity Heritage Library starting here.

New American Thyrididae, Uraniidae, and Geometridae
By Warren, W.
Novitates Zoologicae. 11(1): 1-173, 1904
Warren, W. 1904. New American Thyrididae, Uraniidae, and Geometridae. Novitates Zoologicae. 11(1): 1-173.

The Lepidoptera of New York and neighboring states. Part II...
By Forbes, W.T.M.
Cornell University Agriculture Experimental Station Memoirs, 274: 1-263, 1948
Forbes, W.T.M., 1948. The Lepidoptera of New York and neighboring states. Part II. Geometridae, Sphingidae, Notodontidae, Lymantriidae. Cornell University Agriculture Experimental Station Memoirs, 274: 1-263.

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