Ottawa Formation
43 distinct taxa, from 59 fossil occurrences the Paleobiology Database records under this name, spanning 487–443 Mya.
Ontario, Quebec, Québec · CA
43 taxa · 59 fossils · 487–443 MyaFiled under the Trenton Group. Members recorded: Hull.
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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
- Dendrocrinus
- Palasterina
- Cincinnaticrinus varibrachialus
- Cryptophragmus
- Cryptophragmus antiquatus
- Ectenocrinus simplex
- Heterocrinus simplex
- Labechia
- Neoarchaeocrinus pyriformis
- Pachystylostroma miriamae
- Palaeocrinus
- Palaeocrinus angulatus
- Praecupulocrinus conjugans
- Abludoglyptocrinus ornatus
- Archaeocrinus lacunosus
- Archaeocrinus marginatus
- Archaeocrinus microbasalis
- Carabocrinus
- Carabocrinus radiatus
- Cleiocrinus regius
- Cremacrinus
- Cremacrinus inaequalis
- Cupulocrinus humilis
- Cystistroma canadense
- Dermatostroma
- Edrioaster bigsbyi
- Glyptocrinus
- Glyptocystites multipora
- Hallaster cylindricus
- Hyalostelia parallela
- Hybocrinus conicus
- Hybocrinus tumidus
- Periglyptocrinus priscus
- Pleurocystites
- Pleurocystites filitextus
- Pleurocystites squamosus
- Plicodendrocrinus proboscidiatus
- Porocrinus conicus
- Protaxocrinus elegans
- Protaxocrinus laevis
The 40 most often recorded, of 43.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.