Palaeontology

CIPOLLA, FRANCESCO.

Pisa, 1914.

SEMPER, JOH.OTTO.

Neubrandenburg, 1861.

STRONG, C.P.

Wellington, 1984.

HANSEN, HANS JØRGEN.

Copenhagen, 1970.

WEIGELT, JOHANNES.

Berlin, 1960.

KNOWLSON, F.H.

Washington, Government Printing Office, 1919.

ZITTEL, KARL von.

München u. Berlin, 1915-18.

ZITTEL, KARL A.

München u. Berlin, 1924-23.

TEMBROCK, MARIA LUISE.

Berlin, (1963-)68.

SCHLECHTENDAL, DIETRICH v.

Halle, E. Karras, 1912.

HOLM, GERHARD.

Stockholm., 1893.

VOGEL, FR.

Leiden, Berlin, 1895.

GILMORE, CHARLES.

Washington, 1928.

CUSHMAN, JOSEPH A.

Bruxelles, 1949.

BERTHELSEN, OLE.

Copenhagen, 1962.

LEVINSEN, G.M.R.

Kbhvn., 1925.

LUNDGREN, BERNHARD.

Lund, 1881.

ACCONCI, LUIGI.

Pisa, T. Nistri e C., 1880.