《the fauna of the lower gambrian or olenellus zone》求取 ⇩

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参考页数 774   ✅ 真实服务 非骗流量  ❤️
出版时间 1890（求助前请核对）  目录预览
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PDF编号 813016448（学习资料 勿作它用）
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the fauna of the lower gambrian or olenellus zone 1890 PDF电子版封面

Ⅰ. Definition of title515

Ⅱ. Scope of paper515

Ⅲ. List, by authors, of books and papers516

Chronologic arrangement of the preceding list by authors523

Ⅳ. Historical Review524

North America524

Geologic investigation524

Newfoundland528

New Brunswick529

Vermont531

New York and Massachusetts534

Appalachian area south of New York536

Massachusetts537

Rocky Mountain province537

Paleontologic investigation538

Europe545

Ⅴ. The Lower Cambrian or Olenellus Zone, as known to the geologist547

Typical locality of Cambrian Group547

Table showing classification of Paleozoic and subjacent strata547

Table showing classification of the Cambrian Group548

Base of the Olenellus Zone549

Eureka section of Nevada549

Wasatch section of Utah549

Mount Stephen section of British Columbia550

Grand Ca?on section of Arizona550

Eastern New York section552

Vermont section552

Newfoundland section554

Line of demarkation between Cambrian and pre-Cambrian555

Ⅵ. The North American continent during Cambrian Time556

Habitat of the Olenellus fauna556

Ⅶ. The Continent of Europe during the deposition of the sediment now forming the Olenellus Zone562

Ⅷ. Geographic distribution564

Atlantic Coast province564

Champlain-Hudson province568

Rocky Mountain province570

Table of the geographic distribution of the Lower Cambrian fauna in North America572

Distribution in Europe577

Scandinavia577

Russia579

Spain580

Britain580

France581

Ⅸ. Relations of the Lower Cambrian to the superjacent faunas581

Physical or stratigraphic relations582

Zoological relations583

New York and Vermont583

Rocky Mountain province584

Newfoundland586

Relations of the genera and species586

Alg?586

Spongi?587

Hydrozoa587

Actinozoa587

Echinodermata588

Annelida, etc588

Brachiopoda588

Lamellibranchiata589

Gasteropoda589

Pteropoda590

Crustacea590

Trilobita590

Comparison of the faunas as a whole593

Origin of Fauna594

Comparison and correlation595

Ⅹ. Notes on the genera and species597

Spongi?597

Actinozoa599

Trails, burrows, and tracks602

Hydrozoa604

Echinodermata607

Brachiopoda607

Lamellibranchiata614

Gasteropoda616

Pteropoda620

Crustacea625

Trilobita629

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