Annatherapsidus petri Therapsida: Theriodontia: Annatherapsididae Locality: Sokolki, Malaya Severnaya Dvina River, Arkhangelsk Region, northern European Russia Age: Late Permian, 250 million years ago Meaning of name: named after Anna Petrova Amalitzky, the author's wife. A flat-headed aquatic theriodont of the genus Annatherapsidus fed on fishes and in its style of life was apparently similar to modern otters. Their short, sharp, backwards-curved fangs helped to catch slippery prey in the water. |
