Annuliconcha
- Phylum: Mollusca
- Class: Bivalvia
- Order: Pterioida
- Family: Aviculopectinidae
- Genus: Annuliconcha
Species of Annuliconcha present in the Pennsylvanian of the American Midcontinent
Geological Range
Morrowan to Missourian; Extinct.
Paleogeographic Distribution
Texas to Missouri.
Stratigraphic Occurrences
- Missourian
- Drum Limestone (Dewey Limestone Member) (OK)
- Graford Formation (Adams Branch Limestone Member) (TX)
- Iola Limestone (KS)
- Wyandotte Limestone (Argentine Limestone Member) (MO)
- Wyandotte Limestone (Farley Limestone Member) (KS)
- Morrowan
- Morrow Formation (OK)
- Unknown Stage
- Coal Measures (MO)
