Collier Shale
40 distinct taxa, from 176 fossil occurrences the Paleobiology Database records under this name, spanning 497–487 Mya.
Arkansas, Oklahoma · US
40 taxa · 176 fossils · 497–487 MyaMembers recorded: Unit 4.
Macrostrat dates this rock 494–480 Ma. Macrostrat’s own record
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4 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
- Irvingella major
- Cliffia lataegenae
- Kymagnostus harti
- Housia vacuna
- Neoagnostus dilatus
- Dellea suada
- Kindbladia wichitaensis
- Pulchricapitus fetosus
- Aphelotoxon lumaleasa
- Xenocheilos minutum
- Pterocephalia sanctisabae
- Buttsia drabensis
- Cheilocephalus brachyops
- Cliffia magnacilis
- Elvinia roemeri
- Pseudokingstonia exotica
- Pseudosaratogia lata
- Pterocephalia
- Apachia genaitholix
- Iddingsia hapsis
- Comanchia amplooculata
- Drabia typica
- Jessievillia radiatus
- Pyttstrigis dicilia
- Acrotretida
- Anechocephalus
- Burnetiella
- Bynumina terrenda
- Cernuolimbus monilis
- Cliffia
- Conodonta
- Dellea
- Dellea planafrons
- Dokimocephalus
- Echinodermata
- Elvinia granulata
- Linguloidea
- Morosa bothra
- Olenus
- Pseudagnostus communis
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.