Chaoyangosaurus and Archaeoceratops

Chaoyangosaurus meets it's close relative Archaeoceratops
Both Chaoyangosaurus youngi and Archaeoceratops oshimai were basic ceratopids.
Archaeoceratops lacked nasal horn and had only a slight indication of a frill, while
wether Chaoyangosaurus had it is unknown, but rather unlikely.

Archaeoceratops is known from a mostly complete skeleton, while
Chaoyangosaurus is known from a lower and upper jaw.

DATA

Chaoyangosaurus youngi

Lenght ca 1,5 m
Weight ca 20 kg
Time ca 170-130 mya
Place China

Archaeoceratops oshimai

Lenght ca 0,9-1 m
Weight ca 15 kg
Time ca 137 mya
Place China

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