Olmos Formation
27 distinct taxa, from 40 fossil occurrences the Paleobiology Database records under this name, spanning 84–66 Mya.
Coahuila · MX
27 taxa · 40 fossils · 84–66 MyaFiled under the Navarro Group.
Macrostrat places this rock in the Navarro Group, and dates it 75–68 Ma. Macrostrat’s own record
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9 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
- Hadrosauridae
- Theropoda
- Ceratopsidae
- Chasmosaurinae
- Crocodylia
- Javelinoxylon
- Ankylosauria
- Aves
- Coahuiloxylon terrazasiae
- Exnelumbites callejasiae
- Lepisosteidae
- Lymnaeidae
- Melvius
- Metcalfeoxylon
- Muzquizoxylon
- Myledaphus bipartitus
- Olmosoxylon
- Ornithopoda
- Palauchelys montellanoi
- Palmoxylon enochii
- Physidae
- Saurolophinae
- Testudines
- Tracheophyta
- Tyrannosauridae
- Viviparidae
- Wheeleroxylon atascosense
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.