Whatcheeria
12_Crassigyrinus_rec.GIF
genus Whatcheeria Lombard and Bolt 1995
Klade tetrapoda yang termasuk paling primitif dari Devon akhir, menjembatani celah temporal, morfologis dan filogenetis yang memisahkan fauna tetrapoda Devon akhir dan Karbon tengah.
Bibliography
1. Nature 418, 72-76 (4 July 2002) | doi:10.1038/nature00824; Received 21 December 2001; Accepted 9 April 2002. An early tetrapod from 'Romer's Gap'. J. A. Clack1

Sumber gambar : http://www.tolweb.org/Crassigyrinus

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