Synapsids

Some articles on synapsids:

Synapsid - Characteristics - Teeth
... Synapsids are characterized by having differentiated teeth ... lost in the Sauropsid line, but developed further in the synapsids ... Early synapsids could have two or even three enlarged "canines", but in the therapsids, the pattern had settled to one canine in each upper jaw half ...
Largest Prehistoric Animals - Vertebrates - Non-mammal Synapsids (Synapsida)
... probably was the largest of all non-mammal synapsids, at 20 feet (6 meters) and 2 tons ... Among the largest carnivorous synapsids were the therapsids Anteosaurus, which was 5–6 meters long, and weighed 500–600 kg, and Ivantosaurus, with a length of 20 feet (6 meters) ...
Caturrita Formation - Vertebrate Fauna - Synapsids
... Synapsids of the Caturrita Formation Genus Species Location Stratigraphic position Material Notes Images Brasilitherium B ...