Taxonomic history of the genus †Placosaurus (original) (raw)

After Carroll, 1988, and Sullivan & Augé, 2006

†_Placosaurus_ Gervais, 1948-52
    †_Helodermoides_
    †_Loricotherium_
    †_Necrodasypus_
    †_Placotherium_
    †_Proiguana_
    †_Protrachysaurus_
    †_Helodermoides_ Douglass, 1903 (_in partim_)

    †_Placosaurus rugosus_ Gervais, 1948-52

    †_Placosaurus estesi_ Sullivan & Augé, 2006

    †_Placosaurus mongoliensis_ (Sullivan, 1979)
        †_Glyptosaurus_ near _nodosus_ Gilmore, 1943
        †_Placosaurus_ cf. _nodosus_ Chow, 1957
        †_Helodermoides mongoliensis_ Sullivan, 1979
        †_Placosaurus mongoliensis_ (Sullivan, 1979); Sullivam & Augé, 2006

    †_Placosaurus_? _europaeus_ (Fihol, 1876)
        †_Proiguana europeana_ Fihol, 1876
        †_Iguana europeana_ Filhol, 1877
        †_Iguana europeana_ Lydekker, 1888
        †“Placosaurus” _europaeus_ (Fihol) Sullivan & Augé, 2006

    †_Placosaurus cayluxi_ (_nomen dubium_)

    †_Placosaurus galliae_ (_nomen dubium_)

    †_Placosaurus waltheri_ (_nomen dubium_)

    †_Placosaurus margariticeps_ (Gervais, 1876) (_nomen dubium_, type lost)
        †_Varanus_? _margariticeps_ Gervais, 1876
        †_Placosaurus margariticeps_; Lydekker, 1888
        †_Placosaurus margaritaceps_; Gervais (lapsus calami)
            [= _Palaeovaranus cayluxi_ Filhol; De Stefano, 1903]
        †_Placosaurus margariticeps_ (Gervais, 1876); Sullivan & Augé, 2006 (_nomen dubium_, type lost)

Reference(s):

• Carroll, R. L., 1988: Appendix. 594-648.
  in Carroll, R. L. 1988: Vertebrate paleontology and evolution.
  –W. H. Freeman and company, New York, 1988, 698
• Sullivan, R. M. & Augé, M., 2006: Redescription of the holotype of Placosaurus rugosus Gervais 1848-1852 (Squamata, Anguidae, Glyptosaurinae) from the Eocene of France and a revision of the genus.
  –Journal of Vertebrate Paleontology: Vol. 26, #1, pp. 127-132