Checklist for Order Beyrichicopida Pokorny, 1954 and region Upper Mississippian (Lower Carboniferous)
List of families for Upper Mississippian 1 Family width 2 Species
Genera for Upper Mississippian 1 Genera with 2 Species
Species list for Upper Mississippian 2 Species
Subnodes of Beyrichicopida with occurrences in Upper Mississippian
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