Ross Brook Formation
36 distinct taxa, from 213 fossil occurrences the Paleobiology Database records under this name, spanning 443–433 Mya.
Nova Scotia · CA
36 taxa · 213 fossils · 443–433 MyaMembers recorded: middle.
Macrostrat places this rock in the Arisaig Group, and dates it 439–433 Ma. Macrostrat’s own record
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1 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
- Tentaculites
- Visbyella
- Lingula
- Plagiorhyncha
- Crinoidea
- Eocoelia curtisi
- Eocoelia hemisphaerica
- Salopina conservatrix
- Camarotoechia
- Eocoelia
- Leptostrophia
- Nuculites
- Atrypa reticularis
- Protochonetes
- Bivalvia
- Calymene
- Eocoelia sulcata
- Modiolopsis
- Paracraniops
- Hyolithes
- Mesopholidostrophia nitens
- Modiomorphidae
- Nautiloidea
- Sphaerirhynchia
- Amphistrophia
- Atrypidae
- Conulariidae
- Cornulites
- Dalmanites
- Gastropoda
- Grammysia
- Holopea rossbrookiensis
- Leptaena (Leptaena) depressa
- Leptodesma
- Orbiculoidea
- Rhynchospirina
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.