Solenodonsaurus

So-len-oh-don-sore-us.
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Nisha Yadav

Physicist

Nisha Yadav is a dedicated physicist whose work bridges the gap between physics and paleontology. With a deep interest in the processes that preserve ancient life, she explores how physical principles govern fossilization and the preservation of extinct species.

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Name

Solenodonsaurus (Single tooth lizard).

Phonetic

So-len-oh-don-sore-us.

Named By

Broili - 1924.

Classification

Chordata, Tetrapoda, Amphibia, Labyrinthodontia, Reptiliomorpha.

Diet

Carnivore/insectivore.

Species

S. janenschi

Size

Skull up to about 14 centimetres long. Total length roughly estimated up to 80 centimetres..

Known locations

Czech Republic.

Time Period

Serpukovian to Kasimovian of the Carboniferous.

Fossil representation

Incomplete skeletons, but the tail and rear are still unknown.

In Depth

       Solenodonsaurus is named after having teeth that are the same type, sharp and slightly curved, suitable for catching insects. The ear structure is simple and probably could only pick up lower pitch sounds. While it has been placed in Reptilomorpha under labyrinthodonts, it does not have the characteristic labyrinthodont teeth. The spine however is more characteristic of terrestrial amphibians.

       Its precise classification has been difficult to clearly establish and may possibly change in the future, especially with the advent of new discoveries. One thing that can be said is that it is either an example of an early amniote or a group that is closely related to them.

Further Reading

– A new study of Solenodonsaurus janenschi, and a reconsideration of amniote origins and stegocephalian evolution. – Canadian Journal of Earth Science, no 36 (8): pp 1239–1255. – M. Laurin & R. R. Rize – 1999. – Redescription and phylogenetic relationships of Solenodonsaurus janenschi Broili, 1924, from the Late Carboniferous of N�řany, Czech Republic. – Fossil Record. 15 (2): 45. – M. N. Danto, F. Witzmann & J. M�ller – 2012.

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