marginocephalia   (TTS Sound)

The marginocephalia has 1 Senses.

• marginocephalia, marginocephalian, suborder marginocephalia
• includes boneheaded (pachycephalosaurs) and horned (ceratopsian) dinosaurs
• 骨質の堅い頭部を持つ恐竜（パキケファロサウルス）、角を持つ恐竜（ケラトプス類＝角竜類）を含むグループ