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

Tribe Eumaeini


A Field Guide to the Butterflies of North America, East of the Great Plains
By Alexander B. Klots
Houghton Mifflin Co., Boston. xvi + 349 pp., 1951
Published only a few years after the Lepidopterists' Society formed (1947), this field guide contained the first published reports of a number of new U.S. records.

Klots, A.B. 1951. A Field Guide to the Butterflies of North America, East of the Great Plains. Houghton Mifflin Co., Boston. xvi + 349 pp.

A new subgenus and species of Callophrys (s.l.) from the Southwestern United States (Lepidoptera: Lycaenidea)
By P.R. Ehrlich and H.K. Clench
Entomological News Philadelphia, Vol. 71, No. 6, pp. 137-141, 1960

Observations on the life history of Callophrys xami (Lycaenidae)
By J. Benjamin Ziegler & Tarsicio Escalante
Journal of the Lepidopterists' Society, 1964
PDF

A butterfly with olive green eyes discovered in the United States and the Neotropics (Lepidoptera, Lycaenidae, Eumaeini)
By Robert Robbins, Jeffrey Glassberg
ZooKeys, 2013
Volume 305, pp. 1-20

Complete article available for free on-line here.

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

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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