Archaeodontosaurus

Archaeodontosaurus ("ancient-toothed lizard") is a genus of sauropod dinosaur from the Middle Jurassic. Its fossils were found in the Isalo III Formation of Madagascar. The type species, Archaeodontosaurus descouensi, was described in September 2005. The specific name honours the collector, Didier Descouens. It is a probable sauropod, with prosauropod-like teeth.^[1] It may be a basal member of Gravisauria.^[2][3][4]

Archaeodontosaurus Temporal range: Bajocian-Bathonian ~168–165 Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓
Multiple views of a tooth
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Reptilia
Clade:	Dinosauria
Clade:	Saurischia
Clade:	†Sauropodomorpha
Clade:	†Sauropoda
Genus:	†Archaeodontosaurus Buffetaut, 2005
Species:	†A. descouensi
Binomial name
†Archaeodontosaurus descouensi Buffetaut, 2005

Archaeodontosaurus descouensi right mandible

Hypothetical reconstruction