Metaxygnathus
s-metaxygnathus.gif
Rahang sangat melengkung dan tipis, pada umumnya sama dengan Acanthostega.
Bibliography
2. Ahlberg, PE, JA Clack & E Lukševičs (1996), Rapid braincase evolution between Panderichthyes and the earliest tetrapods. Nature 381: 61-64.
3. Campbell, K.S.W. and M.W. Bell. 1977. "A primitive amphibian from the Late Devonian of New South Wales." Alcheringa 1: 369-382
4.

Sumber gambar : http://www.devoniantimes.org/Order/re-Metaxygnathus.html

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