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Poladryas arachne expedita Austin, 1998
(Arachne Checkerspot)

Type Specimens photo collection:

Immatures photo collection:

Distribution and Larval Foodplants:
 

Scrophulariaceae: Penstemon Schmidel

Synonymy

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

Genus Poladryas Bauer, 1961

In: P. Ehrlich and A. Ehrlich, How Know Butts.: 109, 130. Type-species: Melitaea pola Boisduval, 1869, Annls. Soc. Entomol. Belg. 12: 56, no. 44, by original designation. Bauer misidentified Melitaea arachne W. H. Edwards, 1869, Trans. Am. Entomol. Soc. 2(4): 372, as pola, as determined by F. Brown (1965), J. Lepid. Soc. 19(4): 206-207, fig. 2, and J. Emmel et al. (1998), Syst. W. N. Am. Butts. (2): 32, figs. 243 ♂ D, 244 ♂ V. This is a case of a misidentified type species. The type-species is Melitaea arachne W. H. Edwards, 1869, as designated by Pelham (2008), J. Res. Lepid. 40: 370 (under Code Article 70.3).

 

Poladryas arachne (W. H. Edwards, 1869)

Trans. Am. Entomol. Soc. 2(4): 372.

Original Combination: Melitaea Arachne

Type Locality: “Colorado”; defined as “vicinity of Golden, Jefferson County, Colorado” by F. Brown (1966), Trans. Am. Entomol. Soc. 92(3): 411.

Types: Holotype in FMNH, figured by F. Brown (1966), Trans. Am. Entomol. Soc. 92(3): 412, fig. 19 ♂ D&V.

=    ‡”gunderiae” (W. Holland, 1930)

Ann. Carnegie Mus. 19(3): 156; figured by W. Holland (1931), Butt. Book (rev. ed.): pl. 58, fig. 10 ♀ D (“holotype”).

Original Combination: Melitaea arachne ab. gunderiae

Type Locality: Not stated; suggested to be “Colorado” by W. Holland (1931), Butt. Book (rev. ed.): 128.

Types: “Holotype” in CMNH.

 

Poladryas arachne expedita Austin, 1998

Syst. W. N. Am. Butts. (46): 575-576, figs. 9 ♂ D, 10 ♂ V (holotype); 11 ♀ D, 12 ♀ V.

Original Combination: Poladryas arachne expedita

Type Locality: “Nevada: Clark County; Spring Mountains, Nevada State Route 160, 1.0 road mile west of Mountain Springs Summit, 1800 m, T22S R58E S19 on USGS Mt. Springs, Nev. 15' quadrangle”

Types: Holotype in MGCL.

Bibliography

Austin, George T. 1998. 46. New subspecies of Nymphalidae (Lepidoptera) from Nevada and Arizona. Pp. 573-586, 28 figs., in: T. C. Emmel (Ed.), Systematics of western North American Butterflies. Gainesville; Mariposa Press; {[18] Dec 1998} [description of Poladryas arachne expedita]

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