Nopah Formation
76 distinct taxa, from 154 fossil occurrences the Paleobiology Database records under this name, spanning 497–487 Mya.
Nevada, California, Nevada and Utah · US
76 taxa · 154 fossils · 497–487 MyaMembers recorded: Dunderberg Shale, Dunderberg Shale B, Dunderberg Shale A, Dunderberg Shale C, Dunderberg Shale D.
Macrostrat dates this rock 501–484 Ma. Macrostrat’s own record
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8 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
- Dunderbergia
- Elburgia quinnensis
- Pseudagnostus communis
- Homagnostus
- Strigambitus blepharina
- Acrotretida
- Apsotreta
- Glyptagnostus reticulatus
- Homagnostus obesus
- Olenus
- Aspidagnostus rugosus
- Cernuolimbus orygmatos
- Dunderbergia bigranulosa
- Innitagnostus inexpectans
- Morosa brevispina
- Pseudagnostus
- Strigambitus utahensis
- Acmarhachis acutus
- Angulotreta
- Apachia
- Aphelaspis brachyphasis
- Aphelaspis subditus
- Brachiopoda
- Cernuolimbus granulosus
- Cheilocephalus
- Cheilocephalus brachyops
- Dunderbergia polybothra
- Dunderbergia variagranula
- Eugonocare (Olenaspella) separatum
- Linnarssonella
- Listroa toxoura
- Minupeltis conservator
- Morosa longispina
- Olenaspella regularis
- Opisthotreta
- Physotreta spinosa
- Pinctus
- Pterocephalia punctata
- Sigmocheilus
- Sigmocheilus grata
The 40 most often recorded, of 76.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.