Mission Argillite Formation
26 distinct taxa, from 28 fossil occurrences the Paleobiology Database records under this name, spanning 267–264 Mya.
Washington · US
26 taxa · 28 fossils · 267–264 MyaLoading coastlines…
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
- Hayasakapora erectoradiata
- Tabulipora colvillensis
- Alternifenestella vagrantia
- Coeloclemis urhausenii
- Dybowskiella
- Dyscritella iwaizakiensis
- Dyscritellina
- Fistulamina
- Fistulipora
- Fistuliramus pacificus
- Mackinneyella stylettia
- Meekoporella inflecta
- Nematopora
- Neoeridotrypella missionensis
- Pamirella oculus
- Parapolypora
- Pinegopora petita
- Polypora arbusca
- Polyporella
- Pseudobatostomella
- Rhombopora
- Rhombotrypella kettlensis
- Sakagamiina easternensis
- Stenopora
- Streblotrypa
- Wjatkella nanea
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.