| Description |
1 online resource (x, 215 pages) : illustrations, maps |
| Contents |
Introduction -- Techniques -- Historical background -- Stratigraphic outline. Stratigraphic distribution of atrypids in Gotland and Britain. Lower Visby Formation (Ygne Member--late Llandovery) -- Upper Visby Formation (Rövar Lilja Member--Wenlock) -- Högklint Formation -- Kopparsvik Formation (Tofta Kalksten) -- Slite and Fröjel formations -- Halla Formation -- Mulde Formation -- Klinteberg Formation -- Hemse Formation (Ludlow) -- Eke Formation -- Burgsvik Formation -- Hamra/Sundre formations -- Form and function in Atrypida : externa. Ribs -- Sizes of shells -- Convexity -- Pedicle structures -- Internal structure -- Paleoecology and habitats -- Radiation and extinction signatures -- Comparative faunal provinces -- Systematic paleontology -- Order Atrypida Rzhonsnitskaya, 1960 [= Calcispirae Quenstedt, 1852, partim; = Procampyli Quenstedt, 1882]. Suborder Anazygidina Copper, 1996c. Family Anazygidae Davidson, 1882, in Davidson, 1883. Subfamily Anazyginae Davidson, 1882, in Davidson, 1883. Genus Zygatrypa Copper, 1977a -- Zygatrypa exigua (Lindström, 1861) |
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Suborder Atrypidina Moore, 1952. Family Atrypidae Gill, 1871 -- Superfamily Atrypoidea Schuchert and Levene, 1929. Subfamily Atrypinae Waagen, 1883. Atrypa Dalman, 1828. Atrypa (Atrypa) Dalman, 1828 -- Atrypa (Atrypa) reticularis Linnaeus, 1758 -- Atrypa (Atrypa) sowerbyi Alexander, 1949 -- Atrypa (Atrypa) gotha n. sp. -- Atrypa (Atrypa) slitea n. sp. -- Atrypa (Atrypa) plana J. de C. Sowerby, 1839 -- Atrypa (Atrypa) harknessi Alexander, 1949 -- Atrypa (Atrypa) affinis (James Sowerby, 1822) -- Atrypa (Atrypa) lapworthi Alexander, 1949 -- Atrypa (Atrypa) murchisoni Alexander, 1949 -- Atrypa (Atrypa) alata Hisinger, 1831a -- Atrypa (Atrypa) woodwardi Alexander, 1949 -- Gotatrypa Struve, 1966. Gotatrypa hedei Struve, 1966 --?Gotatrypa orbicularis J. de C. Sowerby, 1839 -- Oglupes Havlíček, 1987 [= Kantinatrypa Havlíček, 1995]. Oglupes visbyensis n. sp. -- Oglupes davidsoni Alexander, 1949 -- Oglupes muldea n. sp. -- Endrea Copper, 1996b. Endrea echoica Copper, 1996b -- Endrea tubulosa (Bassett and Cocks, 1974) -- Endrea lonsdalei (Alexander, 1949) -- Endrea ekenia n. sp. -- Subfamily Atrypinellinae Copper, 2002b. Reticulatrypa Savage, 1970. Reticulatrypa hamrae n. sp. -- Family Atrypinidae McEwan, 1939. Subfamily Atrypininae McEwan, 1939 [= Gracianellinae Johnson, 1973]. Atrypina (Atrypina) Hall, in Hall and Clarke, 1893. Atrypina (Atrypina) buildwasensis n. sp. -- Atrypina (Atrypina) barrandii (Davidson, 1848) -- Atrypina cf. gallina (Haupt, 1878) -- Subfamily Plectatrypinae Copper, 1996b |
| Summary |
The morphology, evolution, and paleoecology of the highly successful Silurian atrypide spire-bearers is described in detail, including the documentation of several new species. Numerous detailed illustrations and plates accompany the text |
| Notes |
"NRC No. 46318"--Title page verso |
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"Issued by the National Research Council Canada"--Title page verso |
| Bibliography |
Includes bibliographical references (pages 139-156) |
| Notes |
In English, with an abstract also in French |
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Print version record |
| Subject |
Brachiopoda, Fossil -- Sweden -- Gotland
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Brachiopoda, Fossil -- Wales
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Brachiopoda, Fossil -- Great Britain
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Paleontology -- Silurian.
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Brachiopoda, Fossil -- Classification
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Brachiopoda, Fossil -- Nomenclature
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NATURE -- Fossils.
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Brachiopoda, Fossil
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Paleontology
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Silurian Geologic Period
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Great Britain
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Sweden -- Gotland
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Wales
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| Genre/Form |
Classification
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Terminology
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| Form |
Electronic book
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| Author |
National Research Council Canada, associated with work.
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| ISBN |
9780660192666 |
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0660192667 |
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1280452161 |
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9781280452161 |
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