Rustler Formation
35 distinct taxa, from 121 fossil occurrences the Paleobiology Database records under this name, spanning 254–252 Mya.
Texas · US
35 taxa · 121 fossils · 254–252 MyaMembers recorded: Virginia Draw.
Macrostrat dates this rock 256–254 Ma. Macrostrat’s own record
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4 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
- Derbyia sulcata
- Plantae
- Euphemites circumcostatus
- Donaldina
- Permophorus
- Spinomarginifera
- Goniasma
- Nuculavus okawensis
- Dictyoclostus
- Hustedia
- Myalina
- Tautosia elegans
- Chonetidae
- Dentalium
- Orbiculoidea
- Plagioglypta annulostriata
- Schizodus
- Streptacis permiana
- Wilkingia
- Araxathyris
- Cibecuia gouldii
- Crinoidea
- Allorisma dubium
- Aviculopinna
- Chonetidina
- Chonetoidea
- Euphemites
- Leptodesma
- Leptodesma gouldii
- Marginifera
- Naticopsis
- Nautiloidea
- Palaeostylus
- Pectinoidea
- Stutchburia
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.