Martin Bridge Formation
153 distinct taxa, from 207 fossil occurrences the Paleobiology Database records under this name, spanning 237–201 Mya.
Oregon, Idaho · US
153 taxa · 207 fossils · 237–201 MyaMembers recorded: Hurricane Creek, Scotch Creek.
Macrostrat places this rock in the Seven Devils Group. Macrostrat’s own record
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10 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
- Halobia
- Thecosmilia
- Arietoceltites
- Distichophyllia norica
- Elysastraea profunda
- Thamnasteria
- Bivalvia
- Colospongia
- Heptastylis
- Astraeomorpha crassisepta
- Ceriostella
- Cidaroidea
- Crinoidea
- Discotropites
- Echinodermata
- Elysastraea
- Endostoma
- Eocomoseris ramosa
- Gastropoda
- Halobia beyrichi
- Halobia superba
- Heptastylis aquilae
- Lopha
- Nuculoidea
- Pamiroseris
- Pseudospondylospira perplexa
- Retiophyllia dawsoni
- Septocardia
- Spiriferida
- Spondylospira lewesensis
- Spongiomorpha
- Spongiomorpha tenuis
- Tutcheria
- Zugmayerella americana
- Alpinophragmium
- Amblysiphonella
- Amblysiphonella timorica
- Ammonoidea
- Anatropites
- Andrazella
The 40 most often recorded, of 153.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.