Sink your Teeth Into This: How the Jaw Evolved (5 of 6) (IMAGE)

American Association for the Advancement of Science (AAAS)

Sink your Teeth Into This: How the Jaw Evolved (5 of 6)

Caption

This is a life reconstruction of Qilinyu, a 423-million-year-old fish from the Kuanti Formation (late Ludlow, Silurian) of Qujing, Yunnan, in Silurian waters (drawn by Dinghua Yang).

Credit

Dinghua Yang

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