Euchloe ausonides insulanus Guppy & Shepard, 2001
Island marble
Taxonomy & Nomenclature
Conservation Status
Last record: early 1900's
Rediscovered in late 1990's
Distribution
Gabriola Islands, San Juan Island & Vancouver Island
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Guppy, C. S. and Shepard, J. H. (2001). Butterflies of British Columbia. UBC Press, Vancouver, British Columbia in collaboration with the Royal British Columbia Museum.
Other references:
Anderson, Robert. (2017). From non-native “weed” to butterfly “host”: knowledge, place, and belonging in ecological restoration. Thesis, University of Washington. ix + 156 pp.
Backhouse, F. 2000. Extinct and Extirpated Species. B.C. Minist. Environ., Lands and Parks, Wildl. Branch. 6pp.
Baron, N., and F. Backhouse. 1999. Rare Butterflies of Southeastern Vancouver Island and the Gulf Islands. B.C. Minist. Environ., Lands and Parks, Wildl. Branch. 6pp.
Black, S., and S. Foltz. 2009. Species fact sheet: Euchloe ausonides insulanus. The Xerces Society for Invertebrate Conservation. Online. Available: http://www.xerces.org/wp-content/uploads/2009/04/sfs-iile-euchloe-ausonides-insulanus.pdf
Black, S. and M. Vaughan. 2002. Petition to Emergency List the Island Marble Butterfly (Euchloe ausonides insulanus) as an Endangered Species Under the U.S. Endangered Species Act. Submitted by The Xerces Society, Center For Biological Diversity, Friends of the San Juans, and Northwest Ecosystem Alliance. December 10, 2002.
Garry Oak Ecosystems Recovery Team. 2003. Euchloe ausonides insulanus. In: Species at risk in Garry oak and associated ecosystems in British Columbia. Garry Oak Ecosystems Recovery Team, Victoria, British Columbia.
Hanson, T., Potter, A., Miskelly, J., and S. Vernon. 2009. Surveys for the Island Marble butterfly (Euchloe ausonides insulanus) in San Juan County, Washington, 2008. Washington Department of Fish and Wildlife report.
Hanson, T., Potter, A., and S. Vernon. 2010. Surveys for the Island Marble butterfly (Euchloe ausonides insulanus) in San Juan County, Washington, 2009. Washington Department of Fish and Wildlife report.
Lambert, A. 2005. Population study of the Island Marble butterfly (Euchloe ausonides insulanus). Research conducted April-July 2004 and 2005. Draft report (dated 2005) submitted to the University of Washington, Seattle, Washington.
Lambert, A.M. 2011. Natural history and population ecology of a rare pierid butterfly, Euchloe ausonides insulanus Guppy and Shepard (Pieridae). Doctor of Philosophy Thesis, University of Washington, 199 pp.
Miskelly, J.W. 2000. Habitat requirements and conservation of the butterflies Euchloe ausonides insulanus (Pieridae) and Euphydryas editha taylori (Nymphalidae) in southwestern British Columbia. Master of Science Thesis, University of Victoria, 115pp.
Miskelly, James W. 2004. Habitat requirements and conservation of the butterflies Euchloe ausonides insulanus (Pieridae) and Euphydryas editha taylori (Nymphalidae) in southwestern British Columbia. Masters Thesis, U. Victoria. Victoria BC, Canada. 106 pp.
Miskelly, J. 2005. 2005 surveys for Island Marble butterfly (Euchloe ausonides insulanus) in northern coastal Washington. Washington Department of Fish and Wildlife report.
Miskelly, J. & J. Fleckenstein. 2007. Surveys for Island Marble butterfly (Euchloe ausonides insulanus) in San Juan County, Washington, 2006. Washington Department of Natural Resources report.
Miskelly, J. & A. Potter. 2009. Surveys for Island Marble (Euchloe ausonides insulanus) in San Juan County, Washington, 2007. Washington Department of Fish and Wildlife report.
Peterson, M.A. 2009. Population ecology of the Island Marble butterfly (Euchloe ausonides insulanus): quantifying abundance and dispersal. Unpublished report to SJINHP.
Peterson, M.A. 2010. Monitoring Plan for the Island Marble Butterfly (Euchloe ausonides insulanus) at American Camp, San Juan Island National Historical Park. Unpublished report to SJINHP.
Potter, A., Hanson, T., and S. Vernon. 2011. Surveys for the island marble butterfly (Euchloe ausonides insulanus) in San Juan County, Washington, 2010. Washington Department of Fish and Wildlife report.
Potter, A. 2012. Summary of 2011 surveys by WDFW for island marble (Euchloe ausonides insulanus) in San Juan County, Washington. Unpublished data.
Pyle, R.M. 2004. The butterflies of San Juan Island National Historic Park. A final report to San Juan Island National Historic Park. 50 pp.
San Juan Island National Historical Park, National Park Service and U.S. Fish and Wildlife Service. 2006. A conservation agreement and strategy for the Island Marble butterfly (Euchloe ausonides insulanus Guppy & Shepard). October 31, 2006. Prepared with the assistance of Robert Michael Pyle. 17 pp.
Shepard, J. H. (1998). Draft COSEWIC status report on the Island Marble, an undescribed subspecies of Euchloe ausonides. Committee on the Status of Endangered Wildlife in Canada, Ottawa, Ontario.
U.S. Fish and Wildlife Service. 2006. Endangered and threatened wildlife and plants; 12-month finding on a petition to list the Island Marble butterfly (Euchloe ausonides insulanus) as threatened or endangered. Federal Register 71 (219): 66292-66298.
http://www.opb.org/news/article/rising-seas-threaten-rare-butterfly/
https://www.opb.org/news/article/butterfly-endangered-san-juan-island-marble-list/
http://extinctanimals.proboards.com/thread/15839/euchloe-ausonides-insulanus