01019cam a22002891 4500 gs 66000037 DLC 20260227111418.0 770429s1965 oncaf b f000 0 eng c gs 66000037 (OCoLC)2926963 U.S. Geol. Survey. Libr. InMuB InMuB DLC eng fre premarc n-cn-nt QE185 .A43 no. 120 Jeletzky, J. A. (Jurjiz Alexander), 1915- Thorsteinssonoceras, a new craspeditid ammonite from the Valanginian of Ellesmere Island, Arctic Archipelago, by J. A. Jeletzky. [Ottawa] Dept. of Mines and Technical Surveys [1965] 16 p. illus., plates. 25 cm. Geological Survey of Canada. Bulletin 120 Abstract in English and French. Bibliograhy: p. 15-16. Ammonoidea. Paleontology Cretaceous. Paleontology Northwest Territories Ellesmere Island. 30177 30177