Marcou Formation
19 distinct taxa, from 41 fossil occurrences the Paleobiology Database records under this name, spanning 529–521 Mya.
Herault, Heraultia · FR
19 taxa · 41 fossils · 529–521 MyaMembers recorded: Heraultia.
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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
- Kerberellus marcouensis
- Aetholicopalla adnata
- Conotheca subcurvata
- Pseudorthotheca acuticincta
- Watsonella crosbyi
- Alaconcha
- Merismoconcha
- Oelandiella korobkovi
- Paracarinachites sinensis
- Siphogonuchites triangularis
- Xianfengella prima
- Halkieria operculus
- Halkieria sacciformis
- Khasagtina
- Lomasulcachites macrus
- Ocruranus finial
- Purella gracilis
- Purella layracensis
- Securiconus simplex
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.