Brachiopods, Fossils, Kentucky Geological Survey, University of Kentucky

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The Kentucky Geological Survey has archived this material, meaning (1) it is for reference, research, or recordkeeping; (2) it was created before April 24, 2026; (3) and the material has not been changed or altered since being archived. Please refer to our KGS Accessibility page for more information.

Common Ordovician articulate brachiopods from Kentucky.

Common Ordovician articulate brachiopods from Kentucky.

Common Ordovician articulate brachiopods

Typical Ordovician slab showing Platystrophia brachiopods

Typical Ordovician slab showing Platystrophia and Rafinesquina

Typical Platystrophia

Thin, flat Rafinesquina

Silicified rhynconellid brachiopods — Silicified rhynconellid brachiopods (you can break them open to see quartz)

Concentration of Plectambonites

Silurian brachiopods

Atrypa

Devonian brachiopods

Paraspirifer

slab with abundant Brevispirifer

spiriferid brachiopods — Spiriferid brachiopods

Devonian brachiopod

Mississippian brachiopods

unidentified brachiopod — Unidentified brachiopod

large spiriferid brachiopod — Large spiriferid brachiopod

Brachyspirifer

Orthotetes from Paragon Member

spiriferid from northeastern Kentucky — Spiriferid from northeastern Kentucky

Anthracospirifer increbescens from Paragon Member

brachiopod from northeastern Kentucky — Brachiopod from northeastern Kentucky

Pennsylvanian brachiopods

productoid brachiopods — Productoid brachiopods Kentucky

Linoproductus replaced by siderite altered to hematite and limonite

Last Modified on 2023-01-05

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