Crowder Formation
40 distinct taxa, from 50 fossil occurrences the Paleobiology Database records under this name, spanning 23–4.7 Mya.
California · US
40 taxa · 50 fossils · 23–4.7 MyaMembers recorded: Unit 1, lower Unit 3, top of Unit 3.
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1 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
- Camelidae
- Perognathus furlongi
- Archaeohippus mourningi
- Equidae
- Parapliohippus carrizoensis
- Perognathus minutus
- Protospermophilus
- Aepycamelus
- Archaeolaginae
- Bouromeryx americanus
- Canidae
- Copemys dentalis
- Copemys esmeraldensis
- Copemys pagei
- Copemys tenuis
- Cupidinimus halli
- Cupidinimus lindsayi
- Equinae
- Geomyidae
- Geomyoidea
- Leptarctus ancipidens
- Marmotini
- Michenia
- Miomustela
- Miospermophilus wyomingensis
- Neotoma
- Palaeomerycidae
- Paradomnina relictus
- Peridiomys
- Petauristodon mathewsi
- Plesiosminthus
- Procamelus
- Proheteromys sulculus
- Russellagus
- Scaphohippus intermontanus
- Soricidae
- Spermophilus
- Tapiridae
- Tayassuinae
- Trogomys
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.