ainuemodon
Ainuemodon is a genus of extinct synapsids that lived during the Late Permian period in what is now South Africa. These animals are known from fossilized remains, primarily skulls and teeth, which provide insights into their diet and lifestyle. Ainuemodon belongs to the group therocephalians, a diverse assemblage of synapsids that were among the dominant terrestrial vertebrates before the end-Permian extinction. The genus is characterized by specific dental features, including the presence of caniniform teeth and a relatively short snout. The exact phylogenetic position of Ainuemodon within therocephalia is a subject of ongoing research, but it is generally considered to be a relatively primitive member of the group. Fossil discoveries of Ainuemodon have contributed to our understanding of the evolution of synapsids and the ecological landscape of the Permian period. Its existence highlights the evolutionary experimentation occurring within synapsids leading up to the diversification of mammals.