Mikko's Phylogeny Archive Back to Dermochelyoidea   Taxonomic history of the genus Protostega Cope, 1872

After Hirayama, 1997

    †Protostega Cope, 1872
        †Archelon Wieland, 1896

    †Protostega gigas Cope, 1872
        †Protostega potens Hay, 1908
        †Archelon copei Wieland, 1909 (in partim)
        †Protostega dixie Zangerl, 1953

Reference(s):

Hirayama, R., 1997: Distribution and diversity of Cretaceous chelonioids. 225-243.
in Callaway, J. M. & Nicholls, E. L., (eds.), 1997: Ancient marine reptiles.
–Academic Press, San Diego, 1997, pp. xlvi - 501