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Cymaenes trebius (Mabille, 1891)
(Fawn-spotted Skipper)

Pinned Specimens photo collection:


Live Adults photo collection Page 1:

Live Adults photo collection Page 2:

Live Adults photo collection Page 3:

Distribution and Larval Foodplants:

SE AZ (rare stray), S TX, E & W Mexico to Colombia


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

Genus Cymaenes Scudder, 1872

4th Ann. Rep. Peabody Acad. Sci. (1871): 82. Type-species: Cobalus tripunctus Herrich-Schäffer, 1865, Corresp-Bl. zool.-min. Ver. Regensburg 19(3/4): 53, no. 1, by original designation.

=    Megistias Godman, 1900

In: Godman & Salvin, Biol. centr.-amer., Lepid. Rhop. 2(160): 571. Type-species: Hesperia tripunctata Latreille, [1824], Ency. méth. 9(Ins.)(2): 752, no. 62[a], by original designation.


Cymaenes trebius (Mabille, 1891)

Annls. Soc. Entomol. Belg. 35(c.r.)(18): clxxiv.

Original Combination: Pamphila Trebius

Type Locality: “Bogota” [Colombia]

Types: Holotype in ZMHB.

A. Warren et al. (1998), J. Lepid. Soc. 52(1): 53, A. Warren (2000), in: Llorente et al., Biodivers. Taxon. Biogeogr. Artrópod. Méx. 2: 557, and other recent authors, considered C. trebius to be a species-level taxon.

            =    isus (Godman, 1900)

In: Godman & Salvin, Biol. centr.-amer., Lepid. Rhop. 2(160): 574, no. 5; 3(162): pl. 101, figs. 9 ♂ D, 10 ♂ V, 11 ♂ genitalia.

Original Combination: Megistias isus

Type Locality: “Mexico, Acapulco, Dos Arroyos, Rio Papagaio, Venta de Zopilote, Tierra Colorada, Cuernavaca, Atoyac, Fortin, Teapa...Misantla, Jalapa...Orizaba...Paso de San Juan...Guatemala...Nicaragua, Chontales...Costa Rica, Caché, San Francisco...Venezuela; Guiana”

Types: Syntypes in BMNH.



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