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PLIENSBACHIAN (LOWER JURASSIC) BIOSTRATIGRAPHY AND ...

PLIENSBACHIAN (LOWER JURASSIC) BIOSTRATIGRAPHY AND ...

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CONTENTS<br />

Abstract/Resume<br />

Summary<br />

Sommaire<br />

Introduction<br />

Previous work<br />

Acknowledgments<br />

Location and regional geology<br />

Stratigraphic summary<br />

Cold Fish volcanics<br />

Spatsizi Group<br />

Joan Formation<br />

Wolf Den Formation<br />

Biochronology<br />

Systematic paleontology<br />

Measurements and abbreviations<br />

Systematic descriptions<br />

Family Polymorphitidae<br />

Genus U ptonial<br />

Genus Dayiceras<br />

Genus P olym orphitesl<br />

Genus M iltoceras<br />

Genus Aeanthopleuroceras<br />

Genus Tropidoceras<br />

Family Eoderoceratidae<br />

Genus Metaderoceras<br />

Genus Dubariceras<br />

Family Dactylioceratidae<br />

Genus Reynesocoeloceras<br />

Genus Aveyroniceras<br />

Family Oxynoticeratidae<br />

Genus Fanninoceras<br />

Family Hildoceratidae<br />

Genus Leptaleoceras<br />

Genus Fuciniceras<br />

Genus Arieticeras<br />

Genus Canavarial<br />

Genus Tiltoniceras<br />

Genus Protogrammoceras<br />

References<br />

Appendix 1: Locality and repository data<br />

Appendix 2: Distribution of species at Pliensbachian fossil localities in the Spatsizi area<br />

Figures<br />

1. Location map<br />

2. Geological map of northern Stikinia and surrounding terranes<br />

3. Geological map of the northern Spatsizi area<br />

4. Inferred stratigraphic relationships between the Spatsizi Group strata, the Cold Fish<br />

volcanics, and other volcanic units in the northern Spatsizi area<br />

5. Distribution of the five formations of the Spatsizi Group in the vicinity of Joan Lake<br />

6. Structural cross-sections<br />

7. Lithostratigraphy and biostratigraphy of Section 1<br />

8. Lithostratigraphy and biostratigraphy of Section 2

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