Ogallala Formation
194 distinct taxa, from 282 fossil occurrences the Paleobiology Database records under this name, spanning 23–2.6 Mya.
Kansas, Oklahoma, Texas, Wyoming · US
194 taxa · 282 fossils · 23–2.6 MyaMacrostrat dates this rock 12–2.6 Ma. Macrostrat’s own record
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28 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
- Equidae
- Berriochloa
- Camelidae
- Emydidae
- Hippotherium
- Nannippus
- Neohipparion eurystyle
- Pleiolama vera
- Borophagus secundus
- Epicyon haydeni
- Epicyon saevus
- Equini
- Eucyon davisi
- Gomphotheriidae
- Ictalurus
- Pseudhipparion
- Tayassuinae
- Teleoceras
- Teleoceras fossiger
- Teleoceras hicksi
- Testudinidae
- Aelurodon taxoides
- Alforjas taylori
- Amphimachairodus coloradensis
- Aphelops malacorhinus
- Astrohippus ansae
- Borophagus pugnator
- Bufo cognatus
- Calippus martini
- Ceratogaulus minor
- Cricetidae
- Dinohippus
- Dinohippus interpolatus
- Hesperotestudo
- Hipparion tehonense
- Hypolagus vetus
- Leptarctus wortmani
- Megatylopus matthewi
- Mylagaulidae
- Nannippus lenticularis
The 40 most often recorded, of 194.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.