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