Tozer, E.T.
Latest Lower Triassic ammonoids from Ellesmere Island and northeastern British Columbia - Ottawa, Ontario Geological Survey of Canada 1965 - 45 p. láms.
AMMONOIDEA
TRIASICO
CANADA
Latest Lower Triassic ammonoids from Ellesmere Island and northeastern British Columbia - Ottawa, Ontario Geological Survey of Canada 1965 - 45 p. láms.
AMMONOIDEA
TRIASICO
CANADA