Gyrocheilus

Gyrocheilus is a monotypic genus in the nymphalid subfamily Satyrinae.[1] The single contained species is Gyrocheilus patrobas, the red-bordered brown, which is found in North America in central and southern Arizona and Mexico.[2][1] The habitat consists of streamsides in open coniferous forests in the mountainous areas.

Gyrocheilus
Gyrocheilus patrobas
Scientific classification
Kingdom:
Animalia
Phylum:
Arthropoda
Class:
Insecta
Order:
Lepidoptera
Family:
Nymphalidae
Genus:
Gyrocheilus

Butler, 1867
Species:
G. patrobas
Binomial name
Gyrocheilus patrobas
(Hewitson, 1862)
Synonyms
  • Pronophila patrobas Hewitson, 1862
  • Gyrocheilus tritonia Edwards, 1874

The wingspan is 51–60 mm. The wings are dark brown, with identical upper and lower sides. The forewing has a light brown submarginal band and three to four small white spots just inside the band. The hindwing has a wide, dull red border. There is one generation per year with adults on wing from mid-August to October.

The larvae feed on Muhlenbergia emersleyi.[3]

Subspecies
  • Gyrocheilus patrobas patrobas (Mexico)
  • Gyrocheilus patrobas tritonia Edwards, 1874 (Arizona)

References
  1. "Gyrocheilus Butler, 1867" at Markku Savela's Lepidoptera and Some Other Life Forms
  2. Butterflies of America
  3. Butterflies and Moths of North America
Wikispecies has information related to Gyrocheilus.


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