Grindstone Creek Formation
42 distinct taxa, from 42 fossil occurrences the Paleobiology Database records under this name, spanning 313–306 Mya.
Texas · US
42 taxa · 42 fossils · 313–306 MyaFiled under the Strawn Group. Members recorded: Goen Shale.
Macrostrat places this rock in the Strawn Group, and dates it 315–307 Ma. Macrostrat’s own record
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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
- Amaurotoma subsinuata
- Amphiscapha catilloides
- Araeonema virgatum
- Baylea subconstricta
- Bucanopsis
- Colpites monilifera
- Cylindritopsis vaningeni
- Cymatospira montfortianus
- Dictyotomaria scitula
- Donaldina
- Euomphalus
- Euphemites blaneyanus
- Euphemites nodocarinatus
- Girtyspira minuta
- Glabrocingulum grayvillense
- Hemizyga
- Meekospira choctawensis
- Murchisonia
- Palaeostylus
- Paragoniozona granulostriata
- Patellostium ourayensis
- Pharkidonotus harrodi
- Phymatopleura
- Phymatopleura nodosa
- Prodentalium raymondi
- Pseudozygopleura
- Pseudozygopleura moorei
- Pseudozygopleura multicostata
- Pseudozygopleura obtusicacuminis
- Pseudozygopleura scitula
- Retispira
- Retispira meekiana
- Rhabdotocochlis
- Shansiella beckwithana
- Shansiella carbonaria
- Soleniscus regularis
- Soleniscus typicus
- Streptacis
- Strobeus brevis
- Strobeus paludinaeformis
The 40 most often recorded, of 42.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.