Lysorophia
lysorophian+1.jpg
Kelompok purba amfibi yang hidup pada masa Pennsylvanian hingga Cisuralian di Amerika utara (AS Timur)

Bacaan lanjut
http://www.absoluteastronomy.com/topics/Lysorophia
Clack, JA (2002), Gaining Ground: the Origin and Evolution of Tetrapods. Indiana Univ. Press, 369 pp.

Ruta, M, MI Coates & DLJ Quicke (2003), Early tetrapod relationships revisited. Biol. Rev. 78: 251-345.

Sumber gambar
http://hmnspaleo.blogspot.com/2008/02/lysorophus-found.html

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