Verulam Formation
264 distinct taxa, from 777 fossil occurrences the Paleobiology Database records under this name, spanning 458–445 Mya.
Ontario, Quebec · CA
264 taxa · 777 fossils · 458–445 MyaFiled under the Simcoe Group. Members recorded: Lower, upper, Upper, Cystid Beds.
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16 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
- Rafinesquina
- Sinuites cancellatus
- Platystrophia
- Sowerbyella curdsvillensis
- Mesotrypa
- Paucicrura rogata
- Prasopora
- Rafinesquina trentonensis
- Rhynchotrema increbescens
- Sowerbyella (Sowerbyella) sericea
- Anazyga recurvirostra
- Hormotoma gracilis
- Cyrtostropha salteri
- Rhynchotrema
- Dinorthis pectinella
- Flexicalymene (Flexicalymene) senaria
- Lingula
- Lophospira perangulata
- Dinorthis
- Isotelus
- Prasoporina
- Sowerbyella subovalis
- Alaskadiscus disculus
- Conularia
- Craniops
- Dekayella
- Eridotrypa aedilis
- Hallopora
- Isotelus gigas
- Omospira trentonensis
- Opikina platys
- Opikina rugosa
- Platystrophia trentonensis
- Rafinesquina alternata alata
- Rafinesquina alternata intermedia
- Bathyurus (Raymondites) ingalli
- Calyptaulax
- Cyrtodonta
- Dinobolus
- Liospira micula
The 40 most often recorded, of 264.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.