What is Psittacosaurus?

Q: What is Psittacosaurus?


A: Psittacosaurus is a small ceratopsian dinosaur from the Lower Cretaceous period in Asia, known for its powerful beak.

Q: Was it similar to other ceratopsians?


A: Psittacosaurus was more basal than other members of the Ceratopsia and had no horns or frill on its head, but it shared some features with later ceratopsians.

Q: How many Psittacosaurus species have been named?


A: Nine to eleven species of Psittacosaurus have been named for fossils found in China, Mongolia, Russia, and with a possible additional species from Thailand.

Q: Were all Psittacosaurus species the same size?


A: All species of Psittacosaurus were gazelle-sized bipedal herbivores, but they may have had different structures on their tails and backs.

Q: Did Psittacosaurus have any unique characteristics?


A: At least one species of Psittacosaurus had long, quill-like structures on its tail and lower back, possibly used for display.

Q: What era did Psittacosaurus live in?


A: Psittacosaurus lived during the Lower Cretaceous period, about 130 to 100 million years ago.

Q: What distinguished Psittacosaurus as a ceratopsian?


A: Although it lacked horns and a frill, Psittacosaurus had a powerful beak that is characteristic of ceratopsians, making it a member of this group.

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