Arline Formation
33 distinct taxa, from 43 fossil occurrences the Paleobiology Database records under this name, spanning 471–457 Mya.
Tennessee, Virginia · US
33 taxa · 43 fossils · 471–457 MyaMembers recorded: Fetzer.
Macrostrat dates this rock 464–460 Ma. Macrostrat’s own record
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5 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
- Leptellina tennesseensis
- Palaeostrophomena superba
- Dactylogonia geniculata
- Isophragma extensum
- Paurorthis longa
- Platymena plana
- Sowerbyella (Sowerbyella) varicostellata
- Bimuria superba
- Christiania subquadrata
- Colaptomena obesa
- Eremotoechia cloudi
- Eremotoechia silicica
- Isophragma
- Isophragma subabbreviatum
- Laticrura
- Leptellina transversa
- Lingulasma matutinum
- Multicostella plena
- Opikina glabella
- Opikina matutina
- Palaeostrophomena subtransversa
- Paterula perfecta
- Plectorthis
- Ptychopleurella
- Rhipidomena
- Siphonotreta americana
- Sowerbyella silicica
- Sulevorthis blountensis
- Sulevorthis tennesseensis
- Talasotreta alta
- Taphrorthis emarginata
- Titanambonites amplus
- Valcourea semicarinata
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.