Williamson Shale
87 distinct taxa, from 246 fossil occurrences the Paleobiology Database records under this name, spanning 443–427 Mya.
New York · US
87 taxa · 246 fossils · 443–427 MyaFiled under the Clinton Group.
Macrostrat places this rock in the Clinton Group, and dates it 433–427 Ma. Macrostrat’s own record
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8 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
- Mastigobolbina
- Atrypa reticularis
- Eoplectodonta (Eoplectodonta) transversalis
- Atrypina disparilis
- Dibolbina
- Dicoelosia biloba
- Dictyonema
- Fardenia (Coolinia)
- Monograptus
- Retiolites geinitzianus
- Skenidioides pyramidalis
- Beyrichia
- Chonetes
- Craniops
- Eospirifer radiatus
- Leptaena rhomboidalis
- Murchisonia subulata
- Orthoceras
- Chaetetes
- Liocalymene
- Stegerhynchus
- Whitfieldella
- Ctenodonta
- Cyrtia
- Dalejina hybrida
- Orthis
- Oulodus
- Plectatrypa
- Resserella elegantula
- Rhynchonella bidens
- Tentaculites
- Acanthoclema
- Carniodus carnulus
- Ceramopora imbricata
- Clorinda
- Cornellites
- Cyclonema varicosum
- Dalmanites
- Dawsonoceras annulatum
- Distomodus staurognathoides
The 40 most often recorded, of 87.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.