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Taxonomy
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Species Euphydryas chalcedona - Chalcedon Checkerspot - Hodges#4517

Phylum Arthropoda - Arthropods
Subphylum Hexapoda - Hexapods
Class Insecta - Insects
Order Lepidoptera - Butterflies and Moths
Superfamily Papilionoidea - Butterflies and Skippers
Family Nymphalidae - Brush-footed Butterflies
Subfamily Nymphalinae - Crescents, Checkerspots, Anglewings, etc.
Tribe Melitaeini
Genus Euphydryas - Checkerspots
Species chalcedona - Chalcedon Checkerspot - Hodges#4517

Subspecies chalcedona - Euphydryas chalcedona chalcedona
Subspecies colon - Euphydryas chalcedona colon
Subspecies hennei - Euphydryas chalcedona hennei
Subspecies klotsi - Euphydryas chalcedona klotsi
Subspecies macglashanii - Euphydryas chalcedona macglashanii
Subspecies svihlae - Euphydryas chalcedona svihlae
Subspecies wallacensis - Snowberry Checkerspot
No Taxon Warner Mountain segregate