Tirabuzon Formation

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Short description: Geologic formation in Mexico

Tirabuzon Formation Stratigraphic range: Pliocene
Type	Formation
Lithology
Primary	Siltstone, mudstone
Other	Sandstone
Location
Region	Baja California
Country	Mexico

The Tirabuzon Formation is a geologic formation in Mexico. It preserves fossils dating back to the Neogene period, Pliocene epoch.

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

See also

List of fossiliferous stratigraphic units in Mexico

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". http://www.fossilworks.org/cgi-bin/bridge.pl?action=home.

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Categories: [Siltstone formations] [Mudstone formations] [Sandstone formations]

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