Checklist for Superorder Paraneoptera Martynov, 1923 and region Björkön (Sundsvall, Västernorrland County, Sweden)
List of families for Björkön 3 Families width 6 Species
Genera for Björkön 3 Genera with 6 Species
Species list for Björkön 6 Species
Subnodes of Paraneoptera with occurrences in Björkön
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