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Euphydryas editha taylori (W. H. Edwards, 1888)
(Edith's Checkerspot)

Pinned Specimens photo collection Page 1:

Pinned Specimens photo collection Page 2:

Pinned Specimens photo collection Page 3:

Pinned Specimens photo collection Page 4:

Aberrations photo collection:

Live Adults photo collection:

Distribution and Larval Foodplants:

Scrophulariaceae: Castilleja hispida Benth., Castilleja levisecta  Greenm., Collinsia parviflora Lindl., Collinsia grandiflora Lindl., Plectritis congesta (Lindl.) DC., Triphysaria pusilla (Benth.) Chuang & Heckard 

Plantanginaceae: Plantago lanceolata L., Plantago maritima L.


(From: A Catalogue of the Butterflies of the United States and Canada, Jonathan P. Pelham)

Genus Euphydryas Scudder, 1872

4th Ann. Rept. Peabody Acad. Sci. (1871): 48. Type-species: Papilio phaeton Drury, 1773, Ill. Nat. Hist. 1: 42-43, pl. 21, figs. 3, 4; 2: index, by original designation. I.C.Z.N. Opinion 278 placed this name on the Official List of Generic Names in Zoology as name no. 700.


editha group Bauer, 1975

In: Howe, Butts. N. Am.: 189.


Euphydryas editha (Boisduval, 1852)

Annls. Soc. Entomol. Fr. (2)10(2): 304-305, no. 47; figured by Oberthür (1914), Étud. Lépid. Comp. 9(2): pl. 259, figs. 2171 ♂ D&V, 2172 ♀ D&V.

Original Combination: Melitaea Editha

Type Locality: “les montagnes”; refined to “dans les bois montueux” by Boisduval (1868), Annls. Soc. Entomol. Belg. 12: 19, no. 48; suggested to be “foothills S edge of San Joaquin Valley, California” by Bauer (1975), in: Howe, Butts. N. Am.: 190; redefined as “Twin Peaks, San Francisco County, California” by J. Emmel et al. (1998), Syst. W. N. Am. Butts. (2): 17.

Types: Lectotype in USNM, designated by J. Emmel et al. (1998), Syst. W. N. Am. Butts. (2): 18, figs. 96 ♂ D, 97 ♂ V.

=    bayensis Sternitzky, 1937

Can. Entomol. 69(9): 204-205.

Original Combination: Euphydryas editha var. bayensis

Type Locality: “Hillsborough, San Mateo Co., Calif.” [California]

Types: Syntypes in CAS.

=    ‡”sternitzkyi” Gunder, 1929

Pan-Pac. Entomol. 6(1): 6-7.

Original Combination: Euphydryas editha race baroni tr. f. sternitzkyi

Type Locality: “Hillsboro, near San Mateo, San Mateo County, California”

Types: “Holotype” in AMNH.


Euphydryas editha taylori (W. H. Edwards, 1888)

Can. Entomol. 20(5): 82-83.

Original Combination: M[elitaea]. Taylori

Type Locality: “Victoria” implied from the text; lectotype from “Vanc. Isd.” [Vancouver Island, British Columbia]

Types: Lectotype in CMNH, designated by F. Brown (1966), Trans. Am. Entomol. Soc. 92(3): 376, fig. 6 ♂ D&V; figured by Gunder (1929), Pan-Pac. Entomol. 6(1): pl. 11 ♂ D&V.

                         =    ‡”victoriae” Gunder, 1926

Entomol. News 37(1): 4-5, no. 6, pl. 1, fig. 6 ♀ D (“holotype”).

Original Combination: Euphydryas taylori ab. ♀ victoriae

Type Locality: “Victoria, British Columbia, Canada” [Vancouver Island]

Types: “Holotype” in AMNH.

                         =    ‡”barnesi” Gunder, 1928

Can. Entomol. 60(7): 164, pl. A, figs. 8 ♂ D, 8a ♂ V (“holotype”).

Original Combination: Euphydryas taylori tr. f. barnesi

Type Locality: “Victoria, B. C.” [Vancouver Island, British Columbia]

Types: “Holotype” in USNM.


Bauer, David L. 1975. Tribe Melitaeini. Pp. 139-195, in: W. H. Howe (ed.) The butterflies of North America. Garden City, New York, Doubleday & Co.: xiii + 633 pp.; 97 pls., 32 tf. {[7 Nov] 1975} 

Black, Scott Hoffman, and D. Mace Vaughan. 2005. Species profile: Euphydryas editha taylori. In: M. D. Shepherd, D. M. Vaughan, and S. H. Black (eds). Red list of pollinator insects of North America. CD-ROM Version 1 (May 2005). Portland, OR: The Xerces Society for Invertebrate Conservation. 

Brown, Frederick Martin. 1966. The types of the nymphalid butterflies described by William Henry Edwards--Part II, Melitaeinae. Transactions of the American Entomological Society 92(3): 357-468, 34 figs. {Sep, 20 Oct 1966} 

Char, Patti, and P. Dee Boersma. 1995. The effects of prairie fragmentation on butterfly species in western Washington. Seattle; University of Washington. 

Crawford, Rod C., and H. Hall. 1997. Changes in the south Puget prairie landscape. Pp. 11-16, in:  P.V. Dunn and K. Ewing (eds.), Ecology and conservation of the south Puget Sound prairie landscape. Seattle, WA: The Nature Conservancy: xviii + 289 pp., illus. (some col.), maps. {1997} 

Dornfeld, Ernst J. 1980. The butterflies of Oregon. Timber Press, Forest Grove, Oregon: xiv + 276 pp. {1980} 

Edwards, William Henry. 1885. Description of the last larval stages and chrysalis of Melitaea rubicunda, H. Edw. Canadian Entomologist 17(8): 155-157. {Aug 1885} 

Edwards, William Henry. 1888. Descriptions of two new species of melitaeas belonging to North America. Canadian Entomologist 20(5): 81-84. {2 May 1888} [description of Melitaea Taylori

Ehrlich, P. R., and D. D. Murphy. 1987. Conservation lessons from long‑term studies of checkerspot butterflies. Conservation Biology 1(2):122‑131. {Aug 1987} 

Grosboll, Dan. 2005. TESC Biota Euphydryas editha taylori.

Gunder, Jean Daniel. 1926. Several new aberrant Lepidoptera (Rhopalocera). Entomological News 37(1): 1-9, 1 pl. {[7] Jan 1926} [description of Euphydryas taylori ab. & victoriae]

Gunder, Jean Daniel. 1928. Additional transition forms (Lepid., Rhopalocera). Canadian Entomologist 60(7): 162-168, 2 pls. {30 Jul 1928} [description of Euphydryas taylori transition form barnesi

Gunder, Jean Daniel. 1929. The genus Euphydryas Scud. of boreal America (Lepidoptera, Nymphalidae). Pan-Pacific Entomologist 6(1): 1-8, 16 pls. {Jul 1929} 

Guppy, C. S., N. G. Kondla, and L. Schaeffer. 2003. Draft national recovery strategy for Taylor's checkerspot Euphydryas editha taylori
(W.H. Edwards). Victoria, BC: British Columbia Ministry of Water, Land, and Air Protection. 

Guppy, C. S., and J. H. Shepard. 2001. Butterflies of British Columbia. Including western Alberta, southern Yukon, the Alaska Panhandle, Washington, northern Oregon, northern Idaho, northwestern Montana. Vancouver-Toronto; Royal British Columbia Museum, University of British Columbia Press: 414 pp, 75 figs., text figs., maps. {2001} 

Hinchliff, John. 1994. An atlas of Oregon butterflies. The Distribution of the Butterflies of Oregon. The Evergreen Aurelians, The Oregon State University Bookstore, Inc., Corvallis: v + 176 pp. {1994} 

Hinchliff, John. 1996. An atlas of Washington butterflies. The Distribution of the Butterflies of Washington. The Evergreen Aurelians, The Oregon State University Bookstore, Inc., Corvallis: vi + 162 pp. {1996} 

Layberry, Ross A., Peter W. Hall, J. Donald Lafontaine (plates by John T. Fowler). 1998. The butterflies of Canada. Toronto, Buffalo & London; University of Toronto Press: 280 pp., 32 pls., 294 maps and illus. {1998} 

O'Brien, S. J., and E. Mayr. 1991. Bureaucratic mischief: recognizing endangered species and subspecies. Science 251(4998):1187‑1188. {8 Mar 1991}

Pyle, Robert Michael. 1989. Washington Butterfly Conservation Status Report and Plan. Gray's River, WA: Washington Department of Fish and Wildlife: 217 pp. {1989} 

Pyle, Robert Michael. 2002. Butterflies of Cascadia. Seattle; Seattle Audubon Society: 420 pp., figs., drawings, photos. {2002} 

Rausher, Mark D. 1982. Population differentiation in Euphydryas editha butterflies: Larval adaptation to different hosts. Evolution 36(3): 581-590 {May, 1982} 

Ross, Dana N. R. 2003. Report to the Xerces Society: First Year (2003) Census of the Cardwell Hill Population of Taylor's Checkerspot (Euphydryas editha taylori) in Benton County, Oregon. Corvallis, OR: Xerces Society. 

Shepard, Jon H. 2000. Status of five butterflies and skippers in British Columbia. British Columbia Ministry of Environment, Lands and Parks, Wildlife Branch and Resources Inventory Branch. Wildlife Working Report No. WR-101: 27 pp.

Tveten, R. K., and R. W. Fonda. 1999. Fire effects on prairies and oak woodlands on Fort Lewis, Washington. Northwest Science 73(3): 145‑158. {1999} 

Vaughan, D. Mace, and Scott Hoffman Black. 2002. Petition to list the Taylor's (Whulge) checkerspot (Euphydryas editha taylori) as an endangered species under the U.S. Endangered Species Act. Portland, OR: The Xerces Society, Gifford Pinchot Task Force, The Northwest Environmental Defense Center, Center for Biological Diversity, Oregon Natural Resources Council, Friends of the San Juan's, Northwest Ecosystem Alliance. 

Warren, Andrew D. 2005. Butterflies of Oregon: their taxonomy, distribution, and biology. Fort Collins; Contributions of the C.P. Gillette Museum of Arthropod Diversity, Colorado State University: 405 pp., 3 maps. {15 Mar 2005}

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