Kallakurichi Formation
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Template:Short description Script error: No such module "Unsubst". Script error: No such module "Infobox".Script error: No such module "check for unknown parameters". The Kallakurichi Formation, alternatively spelled as Kallankurichchi or Kallankurichi Formation,[1] is a geological formation of the Ariyalur Group in Tamil Nadu, southern India whose strata date back to the Maastrichtian stage of the Late Cretaceous. Dinosaur eggs of Megaloolithus cylindricus are among the fossils that have been recovered from the sandy limestones of the formation.[2]
Fossil content
The following fossils were reported from the formation:[1]
Color key
|
Notes Uncertain or tentative taxa are in small text; |
Dinosaurs
- Ornithischian
| Ornithischians from the Kallakurichi Formation | |||||
|---|---|---|---|---|---|
| Genus | Species | Material | Notes | ||
| Stegosauridae[3] | indet | A Stegosaurid. | |||
- Sauropods
| Sauropods from the Kallakurichi Formation | |||||
|---|---|---|---|---|---|
| Genus | Species | Material | Notes | ||
| ?Titanosaurus[3] | T. indicus | A titanosaurian sauropod. | |||
| Megaloolithus[4] | M. cylindricus | Fossilised Eggs | A Sauropod Oogenus. | ||
- Theropods
| Theropods from the Kallakurichi Formation | |||||
|---|---|---|---|---|---|
| Genus | Species | Material | Notes | ||
| Theropoda[3] | indet | A Theropod. | |||
Molluscas
| Molluscas from the Kallakurichi Formation | |||||
|---|---|---|---|---|---|
| Genus | Species | Material | Notes | ||
| Inoceramus[5] | I. bulbus | A Clam. | |||
| I. tamulicus | |||||
| Pycnodonta[5] | P. vesicularis | A Clam. | |||
| Ostrea (Alectryonia)[5] | sp. | A Clam. | |||
| Anisomyon[5] | A. indicus | A snail. | |||
| Brachiopods from the Kallakurichi formation | ||||
|---|---|---|---|---|
| Genus | Species | Material | Notes | Member |
| Gyrodina | G. globosa[5] | |||
| Neobulimina | N. sp.[5] | |||
| Foraminiferans from the Kallakurichi formation | ||||
|---|---|---|---|---|
| Genus | Species | Material | Notes | Member |
| Textulariina | T. nacataensis[5] | |||
| Rhynchonellatans from the Kallakurichi formation | ||||
|---|---|---|---|---|
| Genus | Species | Material | Notes | Member |
| Rectithyris | R. subdepressa[5] | |||
| Rhynchonella | R. sp.[5] | |||
| Sea Urchins from the Kallakurichi formation | ||||
|---|---|---|---|---|
| Genus | Species | Material | Notes | Member |
| Hemipneustes | H. compressus[6] | |||
See also
References
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Bibliography
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