Gilwern Volcanic
42 distinct taxa, from 49 fossil occurrences the Paleobiology Database records under this name, spanning 469–458 Mya.
Wales · UK
42 taxa · 49 fossils · 469–458 MyaFiled under the Builth Volcanic Group.
Macrostrat places this rock in the Builth Volcanic Group, and dates it 469–458 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
- Chitinozoa
- Hexactinellida
- Ascospongiella
- Asterozoa
- Rossellidae
- Acrotretida
- Apatobolus
- Archaeopriapulida
- Arthropoda
- Cephalocarida
- Chaetetida
- Cirripedia
- Conodonta
- Conulariida
- Cyathophycus
- Dendrocystites
- Dictyonema
- Didymograptus murchisoni
- Diplograptus
- Fenestellida
- Filisphaeridium
- Graptolithina
- Herpetogaster
- Hexapoda
- Inocladus
- Kinorhyncha
- Leiosphaeridia
- Megacheira
- Mieridduryn bonniae
- Monobolina
- Ogyginus
- Opabinia
- Palaeoscolecida
- Paraconularia
- Polychaeta
- Priapulida
- Sachitida
- Schizocrania
- Sipuncula
- Sphenothallus
The 40 most often recorded, of 42.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.