Vollen Formation
73 distinct taxa, from 138 fossil occurrences the Paleobiology Database records under this name, spanning 461–453 Mya.
Oslo Asker, Oslo-Asker, Asker, Hadeland · NO
73 taxa · 138 fossils · 461–453 MyaMembers recorded: Engervik.
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18 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
- Sculptella nonscripta
- Sculptella scriptoides
- Pseudoasaphus limatus
- Ogmasaphus kiaeri
- Sculptella angustilingua
- Sculptella scripta
- Ogmasaphus multistriatus
- Telephina
- Neoasaphus ludibundus
- Sweetoceras boreale
- Ancistroceras undulatum
- Alwynella osloensis
- Angelinoceras
- Atractopyge
- Christiania
- Cyrtometopella tumula
- Endoceras
- Grorudia
- Leptelloidea
- Oepikina
- Remopleurides
- Sthenarocalymene lirella
- Ancistroceras
- Arachnocystites infaustus
- Asaphus
- Bolbochasmops
- Botrioides
- Brachypleura
- Bronteopsis
- Bronteopsis concentrica
- Bucania
- Chasmops
- Cyrtodontula
- Cyrtodontula subtruncata
- Cyrtometopella
- Cyrtometopella askerensis
- Discoceras
- Echinosphaerites
- Echinosphaerites aurantium
- Grorudia grorudi
The 40 most often recorded, of 73.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.