Checklist for Superfamily Ptychoparioidea Matthew, 1887 and region Gorge Formation (Vermont, USA)
List of families for Gorge Formation 5 Families width 6 Species
Genera for Gorge Formation 6 Genera with 6 Species
Species list for Gorge Formation 6 Species
Subnodes of Ptychoparioidea with occurrences in Gorge Formation
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