1. Rostral boneThe rostral bone is the edentulous (toothless) dorsal component of the skeleton of the beak, unique to the ceratopsian dinosaurs. Othniel Charles Marsh recognized and named this bone, which acts as a mirror image of the predentary bone on the lower jaw.
Read “Rostral bone” on English Wikipedia
Read “嘴骨” on Japanese Wikipedia
Read “Rostral bone” on DBpedia
Read “Rostral bone” on English Wikipedia
Read “嘴骨” on Japanese Wikipedia
Read “Rostral bone” on DBpedia
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