Speyeria hesperis tetonia dos Passos and Grey, 1945

Dunford, James C., 2009, Taxonomic overview of the greater fritillary genus Speyeria Scudder and the atlantis - hesperis species complexes, with species accounts, type images, and relevant literature (Lepidoptera: Nymphalidae), Insecta Mundi 2009 (90), pp. 1-74 : 39

Speyeria hesperis tetonia dos Passos and Grey, 1945

( Figure 38 )

Speyeria atlantis tetonia dos Passos and Grey, 1945: 9 .

Speyeria hesperis tetonia dos Passos and Grey [ Scott et al. 1998].

Common name. Teton fritillary.

Type deposited. Holotype at American Museum of Natural History ( Figure 38 ).

Type locality. Teton Mountains, Wyoming.

Type label data. “ Holotype [male] Speyeria atlantis tetonia Cyril F. dos Passos and L. Paul Grey; Teton Mts. Wyo. VII.11.31; J. D. Gunder Collection Ac. 34998”.

Identification, taxonomy, and variation. Both sexes usually lack silvering on the ventral hindwing. The discal area is lighter red ventrally than other S. hesperis . Adult wingspan ranges from 45-50 mm. This subspecies also closely resembles S. egleis .

Range. Teton Mountain region.

Life history. Adults appear in early July and fly along with similar looking S. egleis in parts of Teton National Park.

Figures

Figure 36-40. Type images for Speyeria spp.; dorsal, ventral, and label images. 36) Speyeria hesperis viola holotype, described as Speyeria atlantis viola, male, AMNH. 37) Speyeria hesperis elko holotype, described as Speyeria atlantis elko, male, NVMC. 38) Speyeria hesperis tetonia holotype, described as Speyeria atlantis tetonia, male, AMNH. 39) Speyeria hesperis wasatchia holotype, described as Speyeria atlantis wasatchia, male, AMNH. 40) Speyeria hesperis chitone lectotype, described as Argynnis chitone, male, CMNH. Images 36 and 38-40 by James C. Dunford; 37 by George Baumgartner and Scott Klette.