Upper Maleri Formation

The Upper Maleri Formation is a sedimentary rock formation found in Telangana, India. It is one of the formations of the Pranhita–Godavari Basin. It is of late Norian and possibly earliest Rhaetian ages (Late Triassic), and is notable for its fossils of early dinosaurs.

Upper Maleri Formation
Stratigraphic range: Norian
~
TypeGeological formation
Unit ofGondwana Group
UnderliesLower Dharmaram Formation
OverliesLower Maleri Formation
Location
Coordinates19.3°N 79.5°E / 19.3; 79.5
Approximate paleocoordinates33.1°S 36.4°E / -33.1; 36.4
RegionTelangana
Country India
ExtentPranhita–Godavari Basin
Upper Maleri Formation is located in India
Upper Maleri Formation
Upper Maleri Formation (India)

Vertebrate fauna

Angistorhinus sp., cf. Leptosuchus, Aetosauria indet., a guaibasaurid (ISI R277), Kranosaura and 2 basal dinosauriforms (ISI R282, 284) have also been recovered from it.[1]

Dinosaurs from the Upper Maleri Formation
GenusSpeciesLocationStratigraphic positionMaterialNotesImages
Jaklapallisaurus[1] J. assymetrica Telangana ISI R274, postcranial material[1] An unaysaurid, also found in the Lower Dharmaram Formation
Nambalia[1] N. roychowdhurii Telangana ISI R273, including partial postcrania of at least three individuals of different sizes found closely associated[1] A basal sauropodomorph
Temnospondyls from the Upper Maleri Formation
GenusSpeciesStratigraphic positionNotesImages
Compsocerops[2] C. cosgriffi A chigutisaurid also found in the Santa maria formation
Kuttycephalus[2] K. triangularis A chigutisaurid
Color key
Taxon Reclassified taxon Taxon falsely reported as present Dubious taxon or junior synonym Ichnotaxon Ootaxon Morphotaxon
Notes
Uncertain or tentative taxa are in small text; crossed out taxa are discredited.


Correlations

The formation has been correlated with the Forest Sandstone of Africa, the lower Caturrita Formation of the Paraná Basin in Brazil, the upper Ischigualasto Formation and lower Los Colorados Formation of the Ischigualasto-Villa Unión Basin of Argentina, and the Chinle Formation of North America.[3]

See also

References

  1. Novas et al., 2011
  2. Novas et al., 2011, p.343


Bibliography

  • Novas, Fernando E.; Martín D. Ezcurra; Sankar Chatterjee, and T.S. Kutty. 2011. New dinosaur species from the Upper Triassic Upper Maleri and Lower Dharmaram formations of central India. Earth and Environmental Science Transactions of the Royal Society of Edinburgh 101(3-4). 333–349. Accessed 2019-04-06.doi:10.1017/S1755691011020093

Further reading


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