Pachyrhinosaurus canadensis Moeritherium 330–320 millones de años)

330–320 millones de años)

indicating a possible swimming function

The maxillary and dentary teeth showed variation in size and shape (heterodonty)

con una cavidad abdominal amplia que alojaría un sistema digestivo voluminoso necesario para la fermentación de plantas fibrosas

One of its most distinctive features was the imposing curved claw on the first finger of each hand

Pachyrhinosaurus canadensis Moeritherium 330–320 millones de años)Pachyrhinosaurus canadensis was a large ceratopsian dinosaur that inhabited North America during the Late Cretaceous, approximately 73 to 70 million years ago. Its remains have been found primarily in Alberta, Canada, and constitute one of the most complete records of ceratopsians from that region. This quadrupedal herbivore measured between 6 and 8 meters in length , reached about 2 meters in height at the hip , and weighed between 3 and 4 tons . It