4 A “> = 201 Salopek, Marian: Cephalopodenfaunen der Mittleren Trias von Suddalmatien und Monte- negro; Abhandl. K.K. Geo J. Reichsanst., Austria, Band XVI, Heft 3, 1911. Selwyn, Alfred R. C.: Report on Exploration in British Columbia in 1875; Geol. Surv., Canada, Rept. of Prog. 1875-76 (1877). Shaw, G.: See Wickenden, R. T. D., and Shaw, G. Simpson, Sir George: Peace River, A Ca i acifie i Pesos. Ottawa 1872, vi Canoe Voyage from Hudsons Bay to the Pacific in Smith, J. P.: The Middle Triassic Marine Invertebrate Faunas of North America; U.S. Geol. Surv., Prof. Pap. 83, 1914. Upper Triassic Marine Invertebrate Faunas of North America; U.S. Geol. Surv., Prof. Pap. 141, 1927. Lower Triassic Ammonoids of North America; U.S. Geol. Surv., Prof. Pap. 167, 1932. Spath, L. F.: On Ammonites from Spitzbergen; Geol. Mag., London, vol. LVIII, pp. 297- 305, 347-356 (1921). Catalogue Fossil Cephalopoda in the British Museum (Natural History). Part IV. The Ammonoidea of the Trias; London, 1934. Additions to the Eo-Triassic Invertebrate Fauna of East Greenland; Medd. Gron- land, Bd. 98, No. 2, 1935. The Canadian Ammonite Genus Gastroplites in the English Gault; Annals Mag. Nat. Hist., vol. XIX, pp. 257-260 (1937). Monograph Ammonoidea of the Gault, vol. 2, pt. 15, 1942. A Catalogue of the Ammonites of the Liassic Family Liparoceratidae in the British Museum (Natural History); London, 1938. Preliminary Notes on the Cretaceous Ammonite Faunas of East Greenland; Medd. Gronland, Bd. 132, No. 4, 1946. Spieker, Edmund M.: The Geology and Oil Resources of the Foothills South of Peace River in Northeastern British Columbia; in Report of Oil Surveys in the Peace River District, 1920, by John A. Dresser and Edmund M. Spieker; Department of Lands, Province of British Columbia, 1921. The Petroleum Geology of a part of the Western Peace River District, British Columbia; Bull. Amer. Soc. Petr. Geol., vol. VI, pp. 112-138 (1922). Sedimentary Facies and Associated Diastrophism in the Upper Cretaceous of central and eastern Utah; Geol. Soc. Amer., Mem. 39, pp. 55-81 (1949). Spivak, J.: Geology and Coal Deposits of Hasler Creek Area, British Columbia; Geol. Surv., Canada, Paper 44-7, 1944. See Beach, H. H., and Spivak, J. Stansfield, Edgar, and Lang, W. Albert: Coals of Alberta, Their Occurrence, Analysis, and Utilization; Research Council of Alberta, Rept. No. 35, 1944. Stanton, T. W.: A New Fresh-Water Molluscan Faunule from the Cretaceous of Montana; Proc. Amer. Phil. Soc., vol. XLII, pp. 188-199 (1903). Stelck, C. R.: See Allan, J. S., and Stelek, C. R. Geological Investigations, Peace River District, B.C.; B.C. Minister of Mines, unpublished manuscript, 1941. Sternberg, C. M.: Dinosaur Tracks from Peace River, British Columbia; Nat. Mus., Canada, Ann. Rept. for 1930, Bull. No. 68, pp. 59-86 (1932). Prehistoric Footprints in Peace River; Can. Geog. Jour., vol. 6, Jan.-June, pp. 92- 102 (1933). Stewart, J. S.: Oil and Gas Possibilities in Northeastern British Columbia; Geol. Surv., Canada, Sum. Rept. 1919, pt. C, pp. 3-7 (1920). Recent Exploratory Deep Well Drilling in Mackenzie River Valley, Northwest Territories; Geol. Surv., Canada, Paper 45-29, 1945. Sticht, J. H.: Sce Denny, C. S., and Sticht, J. H. Stolley, E.: Zur Kenntnis der arctischen Trias.; Neues Jahrb. Min. Geol. Pal., 1911, Band 1, pp. 114-126, plate (1911). oe ANNE Beh NI ; Stor . W.: Résumé ets and Opinions on Sedimentation in Gulf Coast Region o: i Teena Sees Ball Amer. Nee, Petr. Geol., vol. 29, pp. 1304-1335 (1945). Sturdevant, C. L.: The Alcan Military Highway; Civil Engineering, vol. 13, No. 3, pp. 131-135 (March 1943). 60920—145