Watsonacanthus

Berasal dari * Severnaya Zemlya.

Bacaan lanjut

  1. Valiukevicius, J. (2003) Devonian acanthodians from Severnaya Zemlya Archipelago (Russia): Geodiversitas, v. 25, n. 1, p. 131-204. Full cite.

Haraamo, Mikko (2008-03-11). "†Ischnacanthiformes". http://www.helsinki.fi/~mhaaramo/metazoa/deuterostoma/chordata/acanthodii/ischnacanthiformes.html. Retrieved on 2008-09-08.
Haraamo, Mikko (2006-02-19). "†Acanthodii". http://www.helsinki.fi/~mhaaramo/metazoa/deuterostoma/chordata/acanthodii/acanthodii.html. Retrieved on 2007-12-23.

Unless otherwise stated, the content of this page is licensed under Creative Commons Attribution-ShareAlike 3.0 License