Guojiashan Formation
41 distinct taxa, from 61 fossil occurrences the Paleobiology Database records under this name, spanning 247–241 Mya.
Gansu, Sichuan · CN
41 taxa · 61 fossils · 247–241 MyaLoading coastlines…
2 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
- Neritaria sphaeroidica
- Platychilina obliqua
- Rinaldoella johannisaustriae
- Worthenia
- Ananias guojiashanensis
- Cheilotomona acutocarinata
- Codinella
- Coelostylina ahlburgi
- Gosseletina dangchangensis
- Marmolatella complanata
- Naticopsis (Dicosmos) compressus
- Naticopsis (Dicosmos) sichuanensis
- Naticopsis (Vernelia) sublimneiformis
- Neritaria candida
- Neritaria ingrandita
- Worthenia extendia
- Coelostylina waageni
- Cortinaticopsis impressa
- Eunemopsis dolomitica
- Euryalox
- Gosseletina
- Marmolatella obtusangula
- Mathildidae
- Naticopsis (Dicosmos) applanatus
- Naticopsis (Dicosmos) declivis
- Naticopsis (Dicosmos) eyerichi
- Naticopsis ribletella
- Neodonaldina elongata
- Neritaria calcitica
- Neritopsis planoplicatus
- Omphaloptycha gansuensis
- Platychilina sinensis
- Ramina ptychitica
- Spirostylus linctus
- Tongweispira sichuanensis
- Triassocirrus
- Trochotoma (Discotoma) gansuensis
- Trypanostylus konincki
- Trypanostylus pseudoscalatus
- Tylotrochus elongatus
The 40 most often recorded, of 41.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.