''Woutersia'' was a

Triassic The Triassic ( ) is a geologic period and system which spans 50.6 million years from the end of the Permian Period 251.902 million years ago ( Mya), to the beginning of the Jurassic Period 201.36 Mya. The Triassic is the first and shortest period ...

genus of ' symmetrodont' and the only representative of the family Woutersiidae. It was originally classified as a

kuehneotheriid Kuehneotheriidae is an extinct family of mammaliaforms traditionally placed within 'Symmetrodonta', though now generally considered more basal than true symmetrodonts. All members of Kuehneotheriidae which have been found so far are represented o ...

, but it has been suggested that it may be related to

Docodonta Docodonta is an Order (biology), order of extinct Mammaliaformes, mammaliaforms that lived during the Mesozoic, from the Middle Jurassic to Early Cretaceous. They are distinguished from other early Mammaliaformes, mammaliaforms by their relativel ...

. Remains of ''W. mirabilis'' and ''W. butleri'' have been found in the

Gres à Avicula contorta Formation The Gres a Avicula contorta is a geological formation in France. It dates back to the late Norian.Weishampel, David B; et al. (2004). "Dinosaur distribution (Late Triassic, Europe)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka ( ...

Saint-Nicolas-de-Port Saint-Nicolas-de-Port () is a Communes of France, commune in the Meurthe-et-Moselle ''Departments of France, département'' in north-eastern France. The town's basilica, ''Saint-Nicolas, Saint-Nicolas-de-Port, Saint Nicolas'', is a pilgrimage sit ...

France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of Overseas France, overseas regions and territories in the Americas and the Atlantic Ocean, Atlantic, Pacific Ocean, Pac ...

, while ''W. mirabilis'' has been found in

Varangéville Varangéville () is a Communes of France, commune in the Meurthe-et-Moselle ''Departments of France, département'' in north-eastern France. Inhabitants of Varangéville are known as ''Varangévillois(e)s''. See also * Communes of the Meurthe- ...

, France; remains have been dated to the

Late Triassic The Late Triassic is the third and final epoch (geology), epoch of the Triassic geologic time scale, Period in the geologic time scale, spanning the time between annum, Ma and Ma (million years ago). It is preceded by the Middle Triassic Epoch ...

, 205.6 to 201.6 Ma.

References

Prehistoric mammaliaforms Prehistoric cynodont genera Rhaetian life Late Triassic synapsids of Europe Triassic France Fossils of France Fossil taxa described in 1983 Taxa named by Denise Sigogneau‐Russell {{paleo-therapsid-stub