Cazaderos Formation

Cazaderos Formation
Stratigraphic range: Albian ~110–100  Ma PreꞒ Ꞓ O S D C P T J K Pg N
Type	Geological formation
Unit of	Alamor Group
Lithology
Primary	Sandstone
Location
Coordinates	3°54′S80°06′W / 3.9°S 80.1°W / -3.9; -80.1
Approximate paleocoordinates	10°24′S53°30′W / 10.4°S 53.5°W / -10.4; -53.5
Region	Loja Province
Country	Ecuador
Type section
Named for	Quebrada Cazaderos
Cazaderos Formation (Ecuador)

The Cazaderos Formation is an Albian geologic formation in southern Ecuador. ^[1]

Fossil content

Fossil theropod tracks of 9 centimetres (3.5 in) in size, ^[2] have been reported from the formation at the Puyango River tracksite. ^{[3] [4]}

See also

• List of fossiliferous stratigraphic units in Ecuador
• List of dinosaur-bearing rock formations
  • List of stratigraphic units with theropod tracks
• Hiló Formation, contemporaneous fossiliferous formation of Colombia
• Itapecuru Formation, contemporaneous fossiliferous formation of the São Luis and Parnaíba Basins, Brazil
• Romualdo Formation, contemporaneous fossiliferous formation of the Araripe Basin, Brazil
• Lagarcito Formation, contemporaneous fossiliferous formation of the Marayes-El Carrizal Basin, Argentina
• Lohan Cura Formation, contemporaneous fossiliferous formation of the Neuquén Basin, Argentina
• Cerro Barcino Formation, contemporaneous fossiliferous formation of the Cañadón Asfalto Basin, Argentina
• Mata Amarilla Formation, contemporaneous fossiliferous formation of the Austral Basin, Argentina

References

1. Cazaderos Formation at Fossilworks.org
2. Leonardi, 1994, p.82
3. Weishampel, et al. (2004). "Dinosaur distribution." Pp. 517-607.
4. Río Puyango tracksite at Fossilworks.org

Bibliography

• Leonardi, Giuseppe (1994), Annotated Atlas of South America Tetrapod Footprints (Devonian to Holocene) with an appendix on Mexico and Central America, Ministerio de Minas e Energia - Companhia de Pesquisa de Recursos Minerais, Geological Service of Brazil, pp. 1–248, retrieved 2019-03-25
• Weishampel, David B.; Dodson, Peter; Osmólska, Halszka (2004), The Dinosauria, 2nd edition, Berkeley: University of California Press, pp. 1–880, ISBN   0-520-24209-2 , retrieved 2019-02-21