New York Natural Heritage Program
Blueberry Gray
Glena cognataria (Hübner, 1831)
Insects
Links

References
Allen, T.J., J.P. Brock, and J. Glassberg. 2005. Caterpillars in the field and garden. Oxford University Press, New York. 232 pp.
Brock, J. P., and K. Kaufman. 2003. Butterflies of North America. Kaufman Focus Field Guides, Houghton Mifflin Company, New York, NY 284 pp.
Covell, Charles V. 1984. A field guide to the moths of eastern North America. Houghton Mifflin Company, Boston.
Ferguson, Douglas C., 1955. The Lepidoptera of Nova Scotia Part 1 (Macrolepidoptera). Bulletin no. 2 of the Nova Scotia Museum of Science, Halifax, NS, Canada., 375 pp., black and white plates.
Forbes, William T. M. 1948. Lepidoptera of New York and neighboring states part II. Cornell University Agricultural Experiment Station Memoir 274.
Handfield, Louis, 1999. Le Guide des Papillons du Quebec, Scientific Version. Broquet Inc, Boucherville, Quebec, Canada, 155pp + plates.
Keys, Jr.,J.; Carpenter, C.; Hooks, S.; Koenig, F.; McNab, W.H.; Russell, W.;Smith, M.L. 1995. Ecological units of the eastern United States - first approximation (cd-rom), Atlanta, GA: U.S. Department of Agriculture, Forest Service. GIS coverage in ARCINFO format, selected imagery, and map unit tables.
McGuffin, W.C. 1977. Guide to the Geometridae of Canada. (Lepidoptera), II. Subfamily Ennominae. 2. Memoirs of the Entomological Soc. of Canada - No. 101. Ottawa.
NatureServe. 2005. NatureServe Central Databases. Arlington, Virginia. USA
Rindge, F. H. 1965. A revision of the Nearctic species of the genus Glena (Lepidoptera, Geometridae). Bulletin of the American Museum of Natural History vol. 129, article 3: 267-305.

Acknowledgements

Funding from the NYSDEC Hudson River Estuary Program made the initial development of these guides possible.

Additional support has been provided by

Website architect: Andrew Blick.
Modifications and updates: David Marston and Matthew Buff.

Global data are provided by NatureServe and its Natural Heritage member programs, a leading source of information about rare and endangered species, and threatened ecosystems.

New York Natural Heritage Program
625 Broadway, 5th Floor, Albany, NY 12233-4757
Phone: (518) 402-8935 Fax: (518) 402-8925

Please send comments and suggestions to: acris [at] nynhp [dot] org

To continue building a comprehensive, up-to-date database of information on the locations of rare species in New York State, we invite your contributions. If you have information on a rare species, please fill out our Online Rare Species Reporting Form. If you have information on ecological communities, please fill out a Natural Heritage Reporting Form (two-page MS Word document).

This guide was authored by:
Information for this guide was last updated on: 08-Aug-2017