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Satyrium sylvinus dryope (W. H. Edwards, 1870)
(Sylvan Hairstreak)

Pinned Specimens photo collection:


Live Adults photo collection:

Distribution and Larval Foodplants:



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

Genus Satyrium Scudder, 1876

Bull. Buffalo Soc. Nat. Sci. 3: 106, no. 8. Type-species: Lycaena fuliginosa W. H. Edwards, 1861, Proc. Acad. Nat. Sci. Philad. 13(6): 160, 164, no. 10, by original designation. The generic synonymy below generally follows Clench (1979), J. Lepid. Soc. 32(4): 277-281, with the caveat that there is disagreement over the rank of several taxa. The group is in need of revision.


Satyrium sylvinus (Boisduval, 1852)

Annls. Soc. Entomol. Fr. (2)10(2): 287-288, no. 16; figured by Oberthür (1913), Étud. Lépid. Comp. 9(1): pl. 235, fig. 1920 ♀ D&V.

Original Combination: Thecla sylvinus

Type Locality: “Californie”; suggested to be “Region of San Francisco, Cal.” by W. Comstock (1913), Bull. Brooklyn Entomol. Soc. 9(2): 32; defined as “vicinity of Queen Lily Campground, near Belden, North Fork Feather River Canyon, elev. 2400', Plumas County, California” by J. Emmel et al. (1998), Syst. W. N. Am. Butts. (2): 9.

Types: Lectotype in USNM, designated by J. Emmel et al. (1998), Syst. W. N. Am. Butts. (2): 9, figs. 12 ♂ D, 13 ♂ V.

Species-genus gender conformation is sylvinum.


Satyrium sylvinus dryope (W. H. Edwards, 1870)

Trans. Am. Entomol. Soc. 3(1): 10, 19-20, no. 13.

Original Combination: Thecla Dryope

Type Locality: “Plain County, Colorado”; corrected to “Placer Co., California” by W. H. Edwards (1870), Trans. Am. Entomol. Soc. 3(2): 194, no. 8; defined as “Santa Clara Co., California” by F. Brown (1970), Trans. Am. Entomol. Soc. 96(1): 49.

Types: Probable holotype in AMNH, as noted by F. Brown (1970), Trans. Am. Entomol. Soc. 96(1): 49-50, fig. 11 ♂&♀ D&V.



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