Checklist for Superfamily Pachylasmatoidea Utinomi, 1968 and region Paleogene (Cenozoic)
List of families for Paleogene 1 Family width 3 Species
Genera for Paleogene 2 Genera with 3 Species
Species list for Paleogene 3 Species
Subnodes of Pachylasmatoidea with occurrences in Paleogene
Links, sources and further information Pachylasmatoidea at itis.gov Pachylasmatoidea at marinespecies.org
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