ディメトロドン

noun

dimetrodon

Refers to the extinct genus Dimetrodon, a sail-backed synapsid from the Permian period. Used in paleontology and popular science contexts.

• ディメトロドンは恐きょう竜りゅうではなく、哺ほ乳にゅう類るいに近ちかい単たん弓きゅう類るいです。

  Dimetrodon is not a dinosaur but a synapsid more closely related to mammals.