Nekuchan Formation
29 distinct taxa, from 112 fossil occurrences the Paleobiology Database records under this name, spanning 254–251 Mya.
Sakha · RU
29 taxa · 112 fossils · 254–251 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
- Tompophiceras
- Tompophiceras pascoei
- Ammodiscus
- Otoceras
- Palaeonucula aldanensis
- Otoceras woodwardi
- Glomospira
- Glomospirella shengi
- Aldanoceras
- Dacromya
- Glomospirella
- Promyalina putiatinensis
- Bellerophon
- Maitaia errabunda
- Malletia
- Tomponautilus
- Unionites
- Wordieoceras
- Claraia
- Claraia liuqiaoensis
- Nuculopsis setorymensis
- Ophiceras
- Ophiceras transitorium
- Palaeonucula
- Paramexicoceras aldanense
- Pteria ussurica
- Sarepta
- Tompophiceras morpheos
- Unionites canalensis
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.