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Genus Celastrina - Azures

 
 
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Celastrina serotina (Lycaenidae: Polyommatinae): a New Butterfly Species from the Northeastern United States and Eastern Canada.
By Pavulaan, H. & D.M. Wright
The Taxonomic Report of The International Lepidoptera Survey. 6(6): 1-19
Pavulaan, Harry & David M. Wright, 2005. Celastrina serotina (Lycaenidae: Polyommatinae): a New Butterfly Species from the Northeastern United States and Eastern Canada. The Taxonomic Report of The International Lepidoptera Survey. 6(6): 1-19.

Abstract and PDF here.

What Azure blues occur in Canada? A re-assessment of Celastrina Tutt species (Lepidoptera, Lycaenidae)
By Schmidt, B. Christian & Ross A. Layberry
ZooKeys 584: 135–164, 2016
Abstract and PDF download at ZooKeys here

Schmidt BC, Layberry RA (2016) What Azure blues occur in Canada? A re-assessment of Celastrina Tutt species (Lepidoptera, Lycaenidae). ZooKeys 584: 135–164. doi: 10.3897/zookeys.584.7882

A case of sympatric Celastrina ladon (Cramer), Celastrina lucia (W. Kirby) and Celastrina neglecta (Edwards) (Lycaenidae: Polyom
By Pavulaan, Harry
The Taxonomic Report of The International Lepidoptera Survey. 7(7): 1–10., 2014
Pavulaan, H. 2014. A case of sympatric Celastrina ladon (Cramer), Celastrina lucia (W. Kirby) and Celastrina neglecta (Edwards) (Lycaenidae: Polyommatinae) in Northern Virginia, with additional records of C. lucia in Virginia. The Taxonomic Report of The International Lepidoptera Survey. 7(7): 1–10.

Read online here. Abstract and PDF [url=https://www.researchgate.net/publication/270161538_A_case_of_sympatric_Celastrina_ladon_Cramer_Celastrina_lucia_W_Kirby_and_Celastrina_neglecta_Edwards_Lyca

Additional taxonomic refinements suggested by genomic analysis of butterflies.
By Zhang, J., Q. Cong, J. Shen, L. Song, P.A. Opler and N.V. Grishin
Taxonomic Report of the international Lepidoptera Survey 11(1): 1-25, 22 figs., 2023
Link to download - Zenoobo

Zhang, Jing, Qian Cong, Jinhui Shen, Leina Song, Paul Alexander Opler and Nikolay Vyacheslav Grishin. 2023. Additional taxonomic refinements suggested by genomic analysis of butterflies. Taxonomic Report of the International Lepidoptera Survey 11(1): 1-25, 22 figs.

Abstract:

Comparative analyses of genomic data reveal further insights into the phylogeny and taxonomic classification of butterflies presented here. As a result, 2 new subgenera and 2 new species of Hesperiidae are described: Borna Grishin, subgen.

Genomic evidence suggests further changes of butterfly names
By Zhang, J., Q. Cong, J. Shen, P.A. Opler, N.V. Grishin
Taxonomic Report of the International Lepidoptera Survey, 8(7): 1-41., 2020
Zhang, J., Q. Cong, J. Shen, P.A. Opler, N.V. Grishin, 2020. Genomic evidence suggests further changes of butterfly names. Taxonomic Report of the International Lepidoptera Survey, 8(7): 1-41.

Butterflies of Pennsylvania, a field guide
By James L. Monroe, David M. Wright
University of Pittsburgh Press
From the publishers page:
https://upittpress.org/books/9780822964551/

This work has all of the features that make field guides to a region's butterfly fauna useful to anyone with a serious interest in that fauna. . . . the book is a bargain and a must for anyone with an interest not just in Pennsylvania's fauna, but the northeast fauna as a whole.
News of the Lepidopterists' Society

Winner, 2017 National Outdoor Book Award

....................................

Though I am in the southeast, I own this field guide and find it very useful - Roy Cohutta Brown.

The Tent Caterpillars
By Terrence D. Fitzgerald
Cornell University Press, 1995
All aspects of the biology of tent caterpillars.
Comprehensive.

ISBN-13: 978-0801424564
ISBN-10: 0801424569

Butterflies of Oregon, Their Taxonomy, Distribution, and Biology
By Andrew D. Warren
C.P. Gillette Museum of Arthropod Diversity, Dept. of Bioagricultural Sciences and Pest Management, Colorado State University, 2005
408 pages

Book / paper is referenced extensively by other authors (Pyle, James, Nunnallee, etc.)
in their butterfly books about Cascadia / Pacific Northwest.

 
 
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