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Species Oedemasia salicis - Western Red-humped Caterpillar

Caterpillar on Redbud - Oedemasia salicis Walnut eating caterpiller  - Oedemasia salicis Red Headed Caterpillar - Oedemasia salicis Red Headed Caterpillar - Oedemasia salicis Caterpillars on Apple Tree - Oedemasia salicis mystery caterpillar - Oedemasia salicis Red-humped Caterpillar Moth - Oedemasia salicis - male Red-humped Caterpillar Moth - Oedemasia salicis - female
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 Noctuoidea (Owlet Moths and kin)
Family Notodontidae (Prominent Moths)
Subfamily Heterocampinae
Genus Oedemasia
Species salicis (Western Red-humped Caterpillar)
Synonyms and other taxonomic changes
Oedemasia salicis (Edwards, 1877)
Heterocampa salicis Edwards, 1876
Dryocampa riversii Behr, 1890
Explanation of Names
Oedemasia salicis (Edwards, 1877), rev. stat. in Miller et al. (2021) (1), formerly treated as a subspecies of Oedemasia concinna (Smith, 1797) includes as a synonym O. riversii (Behr, 1890).
Range
Canada: southern BC; USA: WA and ID south to southeastern CA (1)
Type locality (salicis): Mt. Shasta, CA.
Type locality (riversii): Napa Valley, CA.
See Also
Oedemasia concinna (Smith, 1797) is separated by range with potential overlap in the Pacific Northwest. Larvae cannot be separated by observable characters.
Print References
Behr, H.H., [1890]. Entomological contributions. Proceedings of the California Academy of Sciences, ser. 2,2: 94.
Edwards, H., 1877. Pacific Coast Lepidoptera, No. 18. Notes on the case-bearing moths, (Psyehidae,) with notices of Californian species. Proceedings of the California Academy of Sciences, 7: 121.
Works Cited
1.Noctuoidea, Notodontidae (Part 2, Conclusion): Heterocampinae, Nystaleinae, Dioptinae, Dicranurinae
Miller, J.S., D.L. Wagner, P.A. Opler & J.D. Lafontaine. 2021. The Moths of America north of Mexico, Fascicle 22.1B: 1-443.
2.North American Moth Photographers Group
3.BOLD: The Barcode of Life Data Systems