Atrytonopsis cestus
(Edwards, 1884)
Cestus Skipper
Atrytonopsis cestus, the Cestus Skipper, is a grass skipper in the Hesperiidae. It occurs in North America and is one of approximately 78 observed in the Atrytonopsis. The species was originally described as Pamphila cestus by Edwards in 1884. Like other hesperiine skippers, it is associated with grassland and open .
Pronunciation
How to pronounce Atrytonopsis cestus: //ˌætɹɪtənˈɒpsɪs ˈsɛstəs//
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Identification
The Cestus Skipper can be distinguished from the similar White-barred Skipper (Atrytonopsis pittacus) by differences in wing pattern and markings. Specific diagnostic features for A. cestus include the pattern of pale markings on the forewings and the overall wing shape characteristic of the Atrytonopsis.
Habitat
Inferred from association: riparian areas and grasslands where grasses grow. The closely related Atrytonopsis pittacus has been observed in canyon stream margins where wet sand provides mineral sources for butterflies.
Distribution
North America. Specific range details beyond continental presence are not documented in available sources.
Behavior
of the Atrytonopsis, including the related A. pittacus, engage in puddling at wet sand and soil along stream margins to obtain minerals. Males of related defend territories that include plants.
Similar Taxa
- Atrytonopsis pittacusWhite-barred Skipper shares and general ; differs in wing pattern details and specific use within similar geographic range
More Details
Taxonomic Note
GBIF lists Atrytonopsis cestus as a synonym of Atrytonopsis python, though other sources including NCBI and iNaturalist treat it as a valid . This taxonomic uncertainty requires verification.
MONA/Hodges Number
4087