Masiakasaurus knopfleri Arctodus con mandíbulas profundas que albergaban

con mandíbulas profundas que albergaban dientes proporcionalmente largos y afilados

La preservación fósil en sedimentos calcáreos y lutíticos indica deposición en sustratos bentónicos suaves

especially on the thumb

Sinomegaceros ha sido incluido dentro de la subfamilia Cervinae y relacionado filogenéticamente con los ciervos gigantes euroasiáticos

Masiakasaurus knopfleri Arctodus con mandíbulas profundas que albergabanMasiakasaurus knopfleri was a small theropod dinosaur belonging to the noasaurid group that inhabited Madagascar during the Late Cretaceous. It was a slender and relatively lightweight predator, with an estimated length of between 1. 8 and 2. 2 meters and a modest weight, adapted for agile bipedal locomotion. Its general anatomy showed an elongated body, a flexible neck, and a long, stiff tail that acted as a dynamic counterbalance during running,