Pirabas Formation
418 distinct taxa, from 1,404 fossil occurrences the Paleobiology Database records under this name, spanning 23–12 Mya.
Para, Pará, Maranhao, Piaui · BR
418 taxa · 1,404 fossils · 23–12 MyaFiled under the Barreiras Group. Members recorded: Estacao Limestone.
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30 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
- Chama
- Turritella
- Colubraria
- Cerithium
- Conus
- Corbula (Caryocorbula)
- Cytheridea coimbrai
- Haplocytheridea variopunctata
- Marginella
- Anadara
- Cancellaria
- Cytheridea purperae
- Naticarius canrena
- Cardium
- Flabellum
- Glycymeris
- Haplocytheridea pirabasensis
- Hemipristis serra
- Lunulites
- Trachycardium
- Carcharhinus ackermannii
- Galeocerdo mayumbensis
- Architectonica nobilis
- Argopecten
- Carcharhinus
- Corbula
- Cylindritella
- Haplocytheridea placentiaensis
- Nebrius
- Sphyrna laevissima
- Venericardia
- Ficus paraensis
- Foraminifera
- Fusus
- Haplocytheridea
- Oliva
- Olivella
- Pitar (Lamelliconcha)
- Plicatula
- Rhizoprionodon
The 40 most often recorded, of 418.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.