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Brachiopoda-Articulata
Rhynchonellata
Athyridida
Athyrididae

Athyrididae

Athyrididae

Phylum: Brachiopoda-Articulata
Class: Rhynchonellata
Order: Athyridida
Family: Athyrididae

Genera of Athyrididae present in the Pennsylvanian of the American Midcontinent

Cleiothyridina

Cleiothyridina

Composita

Composita

Cryptospirifer

Cryptospirifer

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Geology

Funding for development and construction of this webpage was provided by the National Science Foundation (EF-1206757, EF-1206769, and EF-1206750). The Pennsylvanian Atlas of Ancient Life is one component of the overarching Digital Atlas of Ancient Life project.

This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.