Saginaw Formation
48 distinct taxa, from 56 fossil occurrences the Paleobiology Database records under this name, spanning 382–299 Mya.
Michigan · US
48 taxa · 56 fossils · 382–299 MyaMacrostrat dates this rock 322–310 Ma. Macrostrat’s own record
Loading 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
- Derbyia crassa
- Dictyoclostus
- Gigantopteris
- Lingula carbonaria
- Naiadites
- Parajuresania nebrascensis
- Ammobaculites
- Ammodiscus
- Astartella compacta
- Cardiocarpus
- Composita subtilita
- Conularia
- Crinoidea
- Delocrinus
- Derbyia
- Desmoinesia nana
- Elivina occidentalis
- Endothyra
- Glomospira
- Griffithides
- Juresania
- Linoproductus cora
- Lituotuba
- Lophophyllidium profundum
- Mariopteris
- Myalina
- Neochonetes granulifer
- Neospirifer cameratus
- Neuropteris
- Odontopteris
- Orthoceras
- Orthonychia
- Osteichthyes
- Paraparchites
- Petrocrania modesta
- Polypora
- Psammophis
- Pseudorthoceras knoxense
- Punctospirifer kentuckensis
- Rhabdocarpos
The 40 most often recorded, of 48.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.