Sousa Formation

Sousa Formation
Stratigraphic range: Berriasian-Hauterivian
Type	Geological formation
Unit of	Rio do Peixe Group
Underlies	Rio Piranhas Formation
Overlies	Antenor Navarro Formation
Lithology
Primary	Siltstone
Other	Sandstone
Location
Coordinates	6.8°S 38.2°W / -6.8; -38.2
Approximate paleocoordinates	4.5°S 5.3°W / -4.5; -5.3
Region	Paraíba
Country	Brazil
Extent	Rio do Peixe Basin
Sousa Formation (Brazil)

The Sousa Formation is a Berriasian-Hauterivian geologic formation in Paraíba, Brazil. Fossil sauropod tracks have been reported from the formation.^[1]

Ichnofossils

Among others, these ichnofossils have been reported from the formation:^[2]

• Carnosauria indet.
• Coelurosauria indet.
• Moraesichnium barbarenae
• Sousaichnium pricei
• Sousatitanosauripus robsoni.^[3]
• Staurichnium diogenis

See also

• List of dinosaur-bearing rock formations
  • List of stratigraphic units with sauropodomorph tracks
    • Sauropod tracks

References

1. Weishampel, et al. (2004). "Dinosaur distribution." Pp. 517-607.
2. Passagem das Pedras at Fossilworks.org
3. Gomes, Z. T.; Erickson, R. F.; Aureliano, T.; Ghilardi, A. M. (2024). "A new ichnosite and ichnogenus from the Lower Cretaceous Rio do Peixe Basin, Brazil, with novel insights into the evolution of Titanosauriformes". Historical Biology: An International Journal of Paleobiology: 1–15. doi:10.1080/08912963.2024.2385613.

Bibliography

• 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

Further reading

• New dinosaur tracksites from the Sousa Lower Cretaceous basin (Paraíba, Brasil)
• ANP - Brazil Round 9 - Rio do Peixe Basin Archived 2018-08-14 at the Wayback Machine