Keyser Limestone
83 distinct taxa, from 155 fossil occurrences the Paleobiology Database records under this name, spanning 423–393 Mya.
West Virginia, Maryland, Pennsylvania, West Virginia, Pennsylvania, Virginia · US
83 taxa · 155 fossils · 423–393 MyaMembers recorded: Jersey Shore.
Macrostrat places this rock in the Helderberg Group. 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
- Stromatoporoidea
- Bryozoa
- Embolophyllum
- Ostracoda
- Schuchertella
- Archaeogastropoda
- Atrypa
- Cupularostrum
- Eccentricosta
- Gypidula
- Howellella
- Isorthis
- Leptostrophia
- Machaeraria
- Nucleospira
- Protathyris
- Rugosa
- Tabulata
- Trepostomata
- Atrypa reticularis
- Auloporidae
- Brachiopoda
- Crinoidea
- Cyrtina
- Cystoidea
- Dalejina
- Delthyris
- Favositidae
- Fenestrata
- Kodonophyllidae
- Lepocrinites
- Leptaena
- Merista
- Meristella
- Pseudocrinites
- Rhynchospirina
- Rhynchotreta
- Sphaerocystites
- Strophonella
- Tryplasma
The 40 most often recorded, of 83.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.