Evanston Formation
41 distinct taxa, from 47 fossil occurrences the Paleobiology Database records under this name, spanning 72–56 Mya.
Wyoming · US
41 taxa · 47 fossils · 72–56 MyaMembers recorded: Hams Fork Conglomerate.
Macrostrat dates this rock 75–56 Ma. Macrostrat’s own record
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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
- Cercidiphyllum
- Ampelopsis acerifolia
- Betula
- Ficus artocarpoides
- Laurus socialis
- Adunator ladae
- Aphronorus orieli
- Arctocyon ferox
- Chriacus baldwini
- Chriacus pelvidens
- Dinosauria
- Diospyros hexaphylla
- Ectocion collinus
- Ectypodus powelli
- Fraxinus eocenica
- Glyptostrobus
- Haplaletes
- Haplaletes pelicatus
- Laurophyllum caudatum
- Laurophyllum perseanum
- Litaletes disjunctus
- Litomylus ishami
- Miacidae
- Nannodectes intermedius
- Navajovius kohlhaasae
- Neoplagiaulax grangeri
- Pantodonta
- Phenacodus
- Plesiadapis rex
- Promioclaenus acolytus
- Promioclaenus lemuroides
- Ptilodus
- Ptilodus montanus
- Quercus
- Sassafras thermale
- Testudines
- Thryptacodon australis
- Torrejonia sirokyi
- Tricentes subtrigonus
- Triceratops horridus
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.