Anaspida: differenze tra le versioni

Versione delle 21:34, 18 mar 2008

Versione delle 08:24, 1 mag 2008

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== Bibliografia==

* Arsenault, M. and Janvier, P. (1991). The anaspid-like craniates of the Escuminac Formation (Upper Devonian) from Miguasha (Québec, Canada), with remarks on anaspid-petromyzontid relationships. In Early vertebrates and related problems of evolutionary biology (ed. M. M.Chang, Y. H. Liu, and G. R. Zhang) pp. 19-40, Science Press, Beijing.

* Janvier, P. (1996). Early vertebrates. Oxford Monographs in Geology and Geophysics, 33, Oxford University Press, Oxford.

* Kiaer, J. (1924). The Downtonian fauna of Norway. 1. Anaspida. Skrifter utgitt af det Norske Videnskapsakademien, 1, matematisk-naturvidenskapslige Klasse, 6, 1-139.