Westbury Formation
150 distinct taxa, from 383 fossil occurrences the Paleobiology Database records under this name, spanning 206–200 Mya.
England, Somerset, Yorkshire, Northern Ireland · UK
150 taxa · 383 fossils · 206–200 MyaFiled under the Penarth Group. Members recorded: Wedmore Stone.
Macrostrat places this rock in the Penarth Group, and dates it 206–201 Ma. Macrostrat’s own record
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23 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
- Gyrolepis albertii
- Nemacanthus monilifer
- Birgeria acuminata
- Rhaetavicula contorta
- Lissodus minimus
- Sargodon tomicus
- Praechlamys valoniensis
- Pseudodalatias barnstonensis
- Modiolus
- Isocyprina
- Protocardia rhaetica
- Lepidotes
- Polyacrodus cloacinus
- Saurichthys longidens
- Haplophragmium neocomianum
- Pseudoplacunopsis alpina
- Diapsida
- Elegantinia
- Hybodus
- Isocyprina (Eotrapezium)
- Ryderia
- Ammodiscus jurassicus
- Cardinia
- Ceratodus parvus
- Cylindrobullina
- Ichthyosaurus
- Isocyprina ewaldi
- Liostrea
- Modiolus (Cyranus) hillanus
- Nemacanthus
- Parascylloides turnerae
- Permophorus
- Promathildia
- Protocardia
- Schizodus
- Synechodus rhaeticus
- Tutcheria
- Zygopleura
- Archosauria
- Atreta intusstriata
The 40 most often recorded, of 150.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.