Checklist for Superfamily Phrynoidea Blanchard, 1852 and region Oligocene (Paleogene)
List of families for Oligocene 1 Family width 2 Species
Genera for Oligocene 2 Genera with 2 Species
Species list for Oligocene 2 Species
Subnodes of Phrynoidea with occurrences in Oligocene
Links, sources and further information Phrynoidea at itis.gov
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