
Q Which of the following dinosaurs had the largest neck frill?
- A Kosmoceratops
- B Pentaceratops
- C Styracosaurus
B Pentaceratops
Pentaceratops reached a total body length of about 8 meters (26 feet).
It is known that its frill was much longer and larger than that of a Triceratops.
For reference, Kosmoceratops had a total body length of about 5 meters (16 feet), while Styracosaurus was about 5.5 meters (18 feet) long.














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