00888cam a22002771 4500 gs 62000015 DLC 20260227111411.0 720222s1961 xx 000 0 eng gs 62000015 (OCoLC)246209 DLC OAkU DLC premarc QE185 .A43 no. 74 Frebold, Hans, 1899- The Jurassic faunas of the Canadian Arctic; Middle and Upper Jurassic ammonites. [Ottawa] Dept. of Mines and Technical Surveys, Canada [1961] 43 p. 21 plates, maps, table. Geological Survey of Canada. Bulletin 74 Abstract in English and French. Bibliography: p. 41-43. Ammonoidea. Paleontology Jurassic. Paleontology Arctic regions. Paleontology Canada. 29595 29595