Epargyreus clarus (Cramer, 1775) (Rocky Mountain segregate)
('Rocky Mountain' Silver-spotted Skipper)

Pinned Specimens photo collection:

Distribution and Larval Foodplants:
 

Synonymy

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

Genus Epargyreus Hübner, [1819]

Verz. bekannt. Schmett. (7): 105. Type-species: Papilio tityrus Fabricius, 1775, Syst. Entomol.: 532, no. 382 (= Papilio clarus Cramer, 1775, Uitl. Kapellen 1(4): 66, pl. 41, figs. E, F; (8): 152 (index); homonym), by designation of Scudder (1872), 4th Ann. Rep. Peabody Acad. Sci. (1871): 70.

=    Eridamus Burmeister, 1875

Revue Mag. Zool. (3)3: 51-59. Type-species: Goniurus tmolis Burmeister, 1875, Rev. Mag. Zool. (3)3: 64, pl. 1, figs. 1 (larva), 8, 9 (portions of larva), by designation of Evans (1952), Cat. Am. Hesp. Brit. Mus. (2): 44.

Epargyreus clarus (Cramer, 1775)

Uitl. Kapellen 1(4): 66, pl. 41, figs. E ♂ D, F ♂ V; (8): 152 (index).

Original Combination: Pap[ilio]. Pleb[ejus]. Urbicola Clarus

Type Locality: “Surinamen” “Suriname” in error; corrected to “Dayton (Rockingham Co.), Virginia” by Dixon (1955), Entomol. News 66(1): 7.

Types: Type(s) probably lost. L. Miller and F. Brown (1981), Mem. Lepid. Soc. (2): 3, stated that a neotype was in CMNH, designated by Dixon (1955), Entomol. News 66(1): 7. I was unable to determine that there was any neotype designation by Dixon, only a series was mentioned.

=    ‡tityrus (Fabricius, 1775)

Syst. Entomol.: 532, no. 382.

Original Combination: P[apilio]. P[lebejus]. U[rbicola] Tityrus

Type Locality: “America”; defined as “Dayton (Rockingham Co.), Virginia” by Dixon (1955), Entomol. News 66(1): 7.

Types: Syntypes in ZMUC.

Preoccupied by Papilio tityrus Poda, 1761, Ins. Mus. graec.: 77.

=    argentosus Hayward, 1933

Revta. Soc. Entomol. Argent. 5(23): 175, pl. 9, fig. 7 [actually pl. 10, fig. 4] ♂ genitalia, pl. 11, fig. 4 [actually pl. 14, fig. 7] ♂ V.

Original Combination: Epargyreus argentosus

Type Locality: “Tierra del Fuego” in error.

Types: Holotype in MACN.

=    argenteola (Matsumura, 1940)

Insecta Matsumurana 15: 1-2, fig. 1 ♂ D, 2 ♂ V (holotype).

Original Combination: Bibacis [sic!] argenteola

Type Locality: “Formosa...Nôkô in the Prov. Taichu near Hori” in error; corrected to “Nearctic” by Evans (1949), Cat. Hesp. Europ. Asia Austr. Brit. Mus.: 477.

Types: Holotype in EIHU.

Shirôzu (1947), Zephyrus 9(4): 270-271, determined that argenteola is a synonym of tityrus (= clarus) and Hsu et al. (2006), Zool. Stud. 45(3): 324, figs. 1 ♂ D, 2 ♂ V, discuss and figure the holotype.

=    ‡”obliteratus” Scudder, 1889

Butts. E. U. S. & Can. 2(10): 1402.

Original Combination: Epargyreus tityrus obliteratus

Type Locality: “near Boston” [Massachusetts]

Types: “Holotype” may be in MCZ.

The text clearly indicates that this taxon was described as an individual variant.

=    ‡”smythi” R. Williams, 1927

Trans. Am. Entomol. Soc. 53(3): 262; cited Smyth (1908), Entomol. News 19(5): pl. 10, upper figure (“holotype”).

Original Combination: Epargyreus tityrus aberration smythi

Type Locality: “Charleston, South Carolina” [Charleston County]

Types: “Holotype “ in USNM.

Bibliography

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