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Species Trosia obsolescens - Hodges#4640

Moth - Trosia obsolescens - female Trosia obsolescens - female Moth  - Trosia obsolescens - female Trosia obsolescens - male Trosia obsolescens larva Day 34 - Trosia obsolescens Trosia obsolescens larva Day 41 - Trosia obsolescens Moth - Trosia obsolescens Moth - Trosia obsolescens
Show images of: caterpillars · adults · both
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Lepidoptera (Butterflies and Moths)
Superfamily Zygaenoidea (Flannel, Slug Caterpillar, Leaf Skeletonizer Moths and kin)
Family Megalopygidae (Flannel Moths)
Genus Trosia
Species obsolescens (Trosia obsolescens - Hodges#4640 )
Hodges Number
4640
Synonyms and other taxonomic changes
Trosia obsolescens Dyar, 1899 (1)
Numbers
The only species of the genus found in America north of Mexico.(2), (3)
Size
Forewing length 12-18 mm.(2)
Identification
Forewing has a row of black dots across the median area.
Hindwing is salmon orange.
Range
Southern Arizona, Mexico and Central America. (2)
Moth Photographers Group - large map with some distribution data.
Season
Adults fly July and August. (2), (3)
Food
Larval hosts include: (2)
Quercus oblongifolia Torr. (Mexican blue oak)
Quercus emoryi Torr. (Emory oak)
See Also
This moth is unlikely to be confused with other species north of Mexico.
Compare on the pinned plates of Moth Photographers Group.
Print References
Dyar, Harrison G. 1899. The Megalopygid genus Trosia, with description of a new species. Journal of The New York Entomological Society. 173-174. (1)
Powell, J.A., & P.A. Opler 2009. Moths of Western North America. pl. 20.28; p. 165.(2)
Works Cited
1.The Megalopygid genus Trosia, with description of a new species
Harrison G. Dyar . 1889. Journal of The New York Entomological Society 7: 173-174.
2.Moths of Western North America
Powell and Opler. 2009. UC Press.
3.North American Moth Photographers Group