Helongshan Formation
31 distinct taxa, from 59 fossil occurrences the Paleobiology Database records under this name, spanning 252–249 Mya.
Anhui, Zhejiang · CN
31 taxa · 59 fossils · 252–249 MyaLoading coastlines…
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
- Bairdia
- Bairdia cahuzaci
- Meekoceras
- Posidonia
- Anasibirites kingianus
- Claraia
- Euflemingites
- Hollinella martensiformis
- Polycope
- Anasibirites
- Anasibirites multiformis
- Dieneroceras tientungense
- Microcheilinella
- Actinopterygii
- Bairdia wailiensis
- Bakevellia
- Chaohuichthys majiashanensis
- Coelacanthidae
- Dagnoceras
- Dieneroceras
- Jurongia fusiformis
- Modiolus dimidiatus
- Owenites
- Paracypris
- Plesioperleidus dayeensis
- Plesioperleidus yangtzensis
- Promyalina intermedia
- Qingshania cercida
- Suius brevis
- Teffichthys wui
- Whiteia anniae
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.