Tanyard Formation
70 distinct taxa, from 86 fossil occurrences the Paleobiology Database records under this name, spanning 487–477 Mya.
Texas · US
70 taxa · 86 fossils · 487–477 MyaFiled under the Ellenburger Group. Members recorded: Threadgill, Staendebach.
Macrostrat places this rock in the Ellenburger Group, and dates it 487–480 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
- Sinuopea
- Barnesoceras lentiexpansum
- Clarkoceras
- Gasconadia putilla
- Macluritella
- Macluritella gyroceras
- Macluritella uniangulata
- Muriceras hebetum
- Ozarkina
- Ozarkina typica
- Strepsodiscus paucivoluta
- Barnesoceras clavatum
- Barnesoceras conosiphonatum
- Barnesoceras expansum
- Barnesoceras lamellosum
- Barnesoceras percurvatum
- Barnesoceras transversum
- Burenoceras
- Burenoceras cornucopia
- Burenoceras muricoides
- Burenoceras phragmoceroides
- Clarkoceras inconstans
- Clarkoceras ruguliferum
- Conocerina
- Conocerina arrecta
- Conocerina brevis
- Conocerina magna
- Conocerina obliqua
- Conocerina unguloides
- Dakeoceras mutabile
- Ectenoceras
- Ectenoceras longum
- Ectenoceras pergracile
- Ellesmeroceras
- Euconia conicus
- Finkelnburgia
- Gasconadia
- Gastropoda
- Hypseloconus
- Leiostegium
The 40 most often recorded, of 70.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.