Checklist for Suborder Arctoperlaria Zwick, 1973 and region Elkton (Douglas County, Oregon, USA)
List of families for Elkton (Douglas County Oregon) 3 Families width 4 Species
Genera for Elkton (Douglas County Oregon) 5 Genera with 4 Species
Species list for Elkton (Douglas County Oregon) 4 Species
Subnodes of Arctoperlaria with occurrences in Elkton (Douglas County Oregon)
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