Tirabuzon Formation
The Tirabuzon Formation is a geologic formation in Mexico. It preserves fossils dating back to the Neogene period, Pliocene epoch.
| Tirabuzon Formation Stratigraphic range: Pliocene | |
|---|---|
| Type | Formation |
| Lithology | |
| Primary | Siltstone, mudstone |
| Other | Sandstone |
| Location | |
| Region | Baja California |
| Country | Mexico |
Fossil content
The following fossils have been reported:
- Mammals[1]
- aff. Pontoporia species
- cf. Scaphokogia species
- Stenella species
- Balaenopterinae indeterminate
- Otariinae indeterminate
- Phocoeninae indeterminate
- Kogiidae indeterminate
- Physeteridae indeterminate
- Sharks[2]
- Carcharhinus brachylurus
- Carcharhinus galapagensis
- Carcharhinus albimarginatus
- Carcharhinus velox
- Carcharhinus limbatus
- Carcharhinus altimus
- Carcharhinus falciformis
- Carcharhinus obscurus
- Carcharhinus leucas
- Carcharodon carcharias
- Carcharodon sulcidens
- Galeocerdo rosaliaensis
- Hemipristis serra
- Hexanchus griseus
- Isurus benedeni
- Isurus oxyrinchus
- Megalodon
- Odontaspis acutissima
- Prionace glauca
- Rhizoprionodon longurio
- Sphyrna vespertina
- Sphyrna mokarran
- Sphyrna zygaena
- Sphyrna lewini
- Sphyrna media
- Cetorhinus species
- Heterodontus species
- Notorhynchus species
- Squalus species
- Bivalves[3]
- Argopecten ventricosus
- Argopecten cf. callidus
- Argopecten mendenhalli
- Chagrepecten dallasi
- Chlamys corteziana
- Chlamys opuntia
- Euvola vogdesi
- Flabellipecten stearnsii
- Flabellipecten refugioensis
- Leopecten bakeri
- Leptopecten latiauratus
- Nodipecten subnodosus
- Patinopecten santarosaliensis
- Patinopecten species
gollark: Because you artificially made it the only way, yes.
gollark: What I mean is that even if you think it's quite a serious place, that doesn't mean everyone else using it does.
gollark: I said nothing about them being serious arguments or not.
gollark: This is also bizarre. Your perceptions of importance don't necessarily match other people's, and what they post in the channel is governed by their own perception.
gollark: > You could argue that it's an action of a protest, but a) protest is taken after negotiations fail, and there were no negotiations, b) there's a thing called self-preservation.I have no idea what this is actually supposed to mean, so I can't respond to it much.
References
- Santa Rosalia at Fossilworks.org
- Corkscrew Hill at Fossilworks.org
- Loc.81/1198 at Fossilworks.org
External links
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 31 July 2014. Retrieved 8 July 2014.
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