Chichinales Formation
25 distinct taxa, from 27 fossil occurrences the Paleobiology Database records under this name, spanning 23–5.3 Mya.
Río Negro, Rio Negro, Rio Negra · AR
25 taxa · 27 fossils · 23–5.3 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
- Willidewu esteparius
- Australoprocta fleaglei
- Callopistes rionegrensis
- Caviocricetus lucasi
- Charadriiformes
- Chelonoidis gringorum
- Cladosictis patagonica
- Colpodon
- Crocodyliformes
- Eoviscaccia australis
- Hegetotheriopsis sulcatus
- Hegetotherium
- Interatheriidae
- Mesotheriinae
- Nesodontinae
- Nothofagoxylon menendezii
- Octodontoidea
- Opisthodactylus horacioperezi
- Patagorhacos terrificus
- Proeutatus
- Propalaehoplophoridae
- Proterotheriinae
- Protypotherium
- Psilopterinae
- Stenotatus
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.