Allt-Ddu Mudstones Formation
25 distinct taxa, from 25 fossil occurrences the Paleobiology Database records under this name, spanning 458–457 Mya.
Wales · UK
25 taxa · 25 fossils · 458–457 MyaFiled under the Allt-Ddu Group.
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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
- Balacrinus
- Bicuspina
- Broeggerolithus
- Brongniartella minor
- Cardiolaria
- Colaptomena expansa prolata
- Cuneamya
- Cyclonema
- Cyrtodonta
- Dalmanella
- Dinorthis
- Flexicalymene
- Howellites ultimus
- Kiaeromena
- Leptaena
- Modiolopsis
- Onniella
- Paracraniops
- Prasopora
- Reuschella horderleyensis
- Rostricellula
- Sericoidea abdita
- Sinuites
- Sowerbyella
- Tallinnella
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.