Shiyuan Formation
54 distinct taxa, from 63 fossil occurrences the Paleobiology Database records under this name, spanning 227–211 Mya.
Sichuan · CN
54 taxa · 63 fossils · 227–211 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
- Cassianella
- Nuculana
- Halobia
- Plagiostoma
- Unionites
- Amonotis
- Anatibetites magnus
- Anulifera yunnanensis
- Bakevellia (Bakevelloides) praecursor
- Burmesia lirata
- Cardium
- Catella
- Dittmarites
- Drepanites
- Entolium
- Halobia fallax
- Halobia maximiliani
- Halobia neumayri
- Halobia norica
- Halobia partschi
- Halobia plicosa
- Halobia superbescens
- Halobia yandongensis
- Hoferia
- Indojuvavites
- Isocrinus
- Juvavites
- Katosira
- Krumbeckiella
- Lingula
- Metatibetites
- Myophoria
- Myophoria chenopus
- Nuculana alpina
- Palaeocardita
- Palaeoneilo elliptica
- Palaeoneilo praeacuta
- Palaeonucula strigilata
- Parallelodon
- Paratibetites
The 40 most often recorded, of 54.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.