Concavispina
Sign in to saveConcavispina is an extinct genus of thalattosaur reptile from the early Late Triassic (Carnian stage) Xiaowa Formation of Guangling, Guizhou, southern China. It contains a single species, Concavispina biseridens. It is known only from the holotype ZMNH M8804, a nearly complete 364 cm long skeleton. Concavispina can be differentiated from other thalattosaurs by possessing two rows of blunt teeth on the anterior part of the maxilla (upper jaw bone) and a V-shaped notch on the dorsal margin of each neural spine in the dorsal (back) vertebrae. Both its generic and specific names refer to thes
Wikidata facts
- Instance of
- taxon
- Parent taxon
- Thalattosauroidea
- Image
- Concavispina skull diagram.png
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- taxon name
- Concavispina
- taxon rank
- genus
- Commons category
- Concavispina
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