Grant Lake Formation
38 distinct taxa, from 77 fossil occurrences the Paleobiology Database records under this name, spanning 450 Mya.
Kentucky, Ohio · US
38 taxa · 77 fossils · 450 MyaMembers recorded: Mount Auburn, Corryville.
Macrostrat dates this rock 521–449 Ma. Macrostrat’s own record
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6 distinct localities, where the rock is now rather than where it was laid down. Tectonics draws the world it belonged to.
When
What has been found
- Trepostomata
- Platystrophia ponderosa
- Hebertella occidentalis
- Rafinesquina alternata
- Zygospira modesta
- Bryozoa
- Ambonychia
- Bivalvia
- Cincinnaticrinus
- Flexicalymene meeki
- Glyptocrinus
- Lophospira
- Anomalocrinus
- Cincinnetina multisecta
- Claudeonychia babini
- Cornulites
- Crinoidea
- Cyclonema
- Cyclora
- Cyrtolites ornatus
- Flexicalymene
- Iocrinus
- Isotelus
- Leptaena richmondensis
- Orthonybyoceras
- Parvohallopora
- Parvohallopora ramosa
- Paupospira bowdeni
- Petrocrania scabiosa
- Phragmolites elegans
- Platystrophia
- Pterinea
- Pterinea demissa
- Sphenosphaera recurvus
- Stromatoporoidea
- Trematis millepunctata
- Treptoceras
- Tubuliporata
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.