Mesosauria

views updated

Mesosauria (class Reptilia, subclass Anapsida) An order of reptiles that comprises one family, the Mesosauridae. The mesosaurs are known only from late Carboniferous or early Permian rocks in S. America and S. Africa. They were adapted to life in fresh water, lightly built, and up to 1 m in length.

More From encyclopedia.com