Hoko River Formation
20 distinct taxa, from 26 fossil occurrences the Paleobiology Database records under this name, spanning 56–34 Mya.
Washington · US
20 taxa · 26 fossils · 56–34 MyaMacrostrat places this rock in the Twin River Group, and dates it 39–38 Ma. Macrostrat’s own record
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3 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
- Macroacaena alseanus
- Megokkos feldmanni
- Montezumella eichhorni
- Mursia aspina
- Paguristes hokoensis
- Anisospinos berglundi
- Aturia alabamensis
- Belosepiidae
- Branchioplax washingtoniana
- Brecanclawu rathbunae
- Callianopsis inornatus
- Carinaranina marionae
- Ctenocheles hokoensis
- Eriosachila rossi
- Homola vancouverensis
- Munida quadroblonga
- Nautilus cookana
- Palaega goedertorum
- Portunites nodosa
- Xeinostoma antiqua
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.