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Dark Hendrickson
Ephemerella subvaria
McDunnough, 1931
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Dark Hendrickson - Ephemerella subvaria McDunnough, 1931: https://www.marylandbiodiversity.com/view/21512
Kingdom Animalia
Phylum Arthropoda
Class Insecta
Order Ephemeroptera
Family Ephemerellidae
Genus Ephemerella
View Taxonomy
Kingdom Animalia
Phylum Arthropoda
Class Insecta
Order Ephemeroptera
Family Ephemerellidae
Genus Ephemerella
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Source: Maryland Biodiversity Project database
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