. Smithsonian miscellaneous collections . tween Gordon Mountain and CardinalPeak. Locality 4v = about 200 feet (61 m.) above the unconformablebase of the Cambrian and 75 feet ( m.) above the top of thequartzitic sandstones, Gordon Creek, 6 miles ( km.) from SouthFork of Flathead River. Locality 4w = same horizon as 4q above, on Youngs Creek, about5 miles (8 km.) from its junction with Danaher Creek. Locality 5J= above the quartzitic sandstones, about 6 miles( km.) west-northwest of Scapegoat Mountain, on the Conti-nental Divide between Bar Creek and the headwaters of the southfork of
. Smithsonian miscellaneous collections . tween Gordon Mountain and CardinalPeak. Locality 4v = about 200 feet (61 m.) above the unconformablebase of the Cambrian and 75 feet ( m.) above the top of thequartzitic sandstones, Gordon Creek, 6 miles ( km.) from SouthFork of Flathead River. Locality 4w = same horizon as 4q above, on Youngs Creek, about5 miles (8 km.) from its junction with Danaher Creek. Locality 5J= above the quartzitic sandstones, about 6 miles( km.) west-northwest of Scapegoat Mountain, on the Conti-nental Divide between Bar Creek and the headwaters of the southfork of North Fork of Sun River, Coopers Lake quadrangle(U. S. G. S.). The first three localities are in Ovando quadrangle (U. S. G. S.) ;all four in Powell County, Montana. CHISHOLM SHALESee Smithsonian Miscellaneous Collections, Vol. 64, 1916, p. 409. SMITHSONIAN MISCELLANEOUS COLLECTIONS VOLUME 67, NUMBER 2 CAMBRIANGEOLOGY AND PALEONTOLOGY IV No. ALBERTELLA FAUNA IN BRITISHCOLUMBIA AND MONTANA (With Plates 1 to 7) BYCHARLES D. WALCOTT. (Publication 2445) CITY OF WASHINGTON PUBLISHED BY THE SMITHSONIAN INSTITUTION MAY 9, 1917 Zf>( £oxt> QSafttmore tytce: BALTIMORE, MD., tj. B. A. CAMBRIAN GEOLOGY AND PALEONTOLOGY IV No. 2.—THE ALBERTELLA FAUNA IN BRITISHCOLUMBIA AND MONTANA Br CHARLES D. WALCOTT (With Plates i to 7) CONTENTS PAGE Introduction 9 Identification of the genus Albertella 10 Stratigraphic position 1 r Ross Lake section 13 Montana area 14 Gordon Mountain section 15. Faunal characteristics , 19 Relations to subjacent fauna 19 Relation to superjacent fauna 20 Notes on the fauna 22 Description of genera and species 24 ILLUSTRATIONS PLATES FACING PAGE 1. Panoramic view of Mount Bosworth 12 2. Ross Lake cirque and Popes Peak 14 3. Profile view of north cliff of Ross Lake Mountain 15., 4-7. Illustrations of fauna of Ross Lake and Gordon shales and of the limestones of the Ptarmigan and Chetang formations 52-58 INTRODUCTION 1 When discussing the Dearborn River sec
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