Rancho Viejo Beds Formation
68 distinct taxa, from 120 fossil occurrences the Paleobiology Database records under this name, spanning 9.4–1.4 Mya.
Guanajuato · MX
68 taxa · 120 fossils · 9.4–1.4 MyaLoading coastlines…
5 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
- Dinohippus mexicanus
- Neohipparion eurystyle
- Rhynchotherium
- Astrohippus stockii
- Hexobelomeryx fricki
- Notolagus velox
- Pleiolama vera
- Agriotherium schneideri
- Alforjas
- Borophagus secundus
- Desmathyus brachydontus
- Glossotherium
- Megatylopus matthewi
- Amphimachairodus alvarezi
- Equus
- Eucyon ferox
- Glyptotherium
- Megatylopus
- Nannippus aztecus
- Nannippus peninsulatus
- Neochoerus
- Paenemarmota
- Paranotolagus complicatus
- Platygonus
- Plesippus simplicidens
- Pseudaelurus intrepidus
- Taxidea mexicana
- Aluralagus bensonensis
- Baiomys kolbi
- Bensonomys baskini
- Bensonomys elachys
- Bensonomys winklerorum
- Blancocamelus meadei
- Borophagus diversidens
- Camelops
- Capromeryx tauntonensis
- Citellus matachicensis
- Cricetidae
- Glossotherium garbanii
- Glyptotherium texanum
The 40 most often recorded, of 68.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.