Tozer, E.T.
The Trias and its ammonoids: the evolution of a time scale - Ontario Geological Survey of Canada 1984 - 171 p. ilus. - Miscellaneous Report n.35 .
AMMONOIDEA
PALEONTOLOGÍA
TRIASICO
CANADA
551.763/T77
The Trias and its ammonoids: the evolution of a time scale - Ontario Geological Survey of Canada 1984 - 171 p. ilus. - Miscellaneous Report n.35 .
AMMONOIDEA
PALEONTOLOGÍA
TRIASICO
CANADA
551.763/T77