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Lycaena xanthoides obsolescens J. Emmel & Pratt, 1998
(Great Copper)

Type Specimens
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Pinned Specimens
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Larval Foodplants and Habitats
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Distribution and Larval Foodplants:



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

Genus Lycaena [Fabricius], 1807

In: Illiger Mag. f. Insektenk. 6: 285, no. 32. Type-species: Papilio phlaeas Linnaeus, 1761, Fauna Svecica (ed. 2): 285, no. 1078, by designation of J. Curtis (1824), Brit. Entomol. 1(3): pl. 12, [1]. American species in this genus were reviewed by Pratt and D. Wright (2003), Pan-Pac. Entomol. 78(4): 219-229.


Oliver & Shapiro (2007), Molecular Ecology 16(20): 4308–4320, establish that Lycaena editha and L. xanthoides are distinct species.


Lycaena xanthoides (Boisduval, 1852)

Annls. Soc. Entomol. Fr. (2)10(2): 292-293, no. 26; figured by Oberthür (1913), Étud. Lépid. Comp. 9(1): pl. 236, fig. 1931 ♂ D&V, 1932 ♀ D&V.

Original Combination: Polyommatus xanthoides

Type Locality: “Montagnes de la Californie”; defined as “Sacramento, Sacramento County, California” by J. Emmel et al. (1998), Syst. W. N. Am. Butts. (2): 12.

Types: Lectotype in USNM, designated by J. Emmel et al. (1998), Syst. W. N. Am. Butts. (2): 12, figs. 42 ♂ D, 43 ♂ V.

=    luctuosa (F. Watson & W. Comstock, 1920)

Bull. Am. Mus. Nat. Hist. 42(10): 453-454.

Original Combination: Heodes xanthoides luctuosa

Type Locality: “Tehachapi, California” [Kern County]

Types: Holotype in AMNH.

=    ‡”gunderi” Rudkin, 1933

Entomol. News 44(4): 97.

Original Combination: Lycaena xanthoides tr. f. gunderi

Type Locality: “Bouquet Canyon, Los Angeles Co., California”

Types: “Holotype” in CAS.


Lycaena xanthoides obsolescens J. Emmel & Pratt, 1998

Syst. W. N. Am. Butts. (52): 672-673, figs. 37 ♂ D, 38 ♂ V (holotype); 39 ♀ D, 40 ♀ V.

Original Combination: Lycaena xanthoides obsolescens

Type Locality: “California: Inyo County; Hunter Mountain east of Nelson Range; small stream and meadow 0.4 air miles southeast of peak 7107 on 1951 USGS Marble Canyon topographic quadrangle, 6800' elevation, Death Valley National Monument”

Types: Holotype in LACM.



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