Receptaculitids: A Phylogenetic Debate on a Problematic Fossil TaxonReceptaculitids are extinct high-level fossils that provide a window into the history of life. After the discovery and analysis of a deposit of phosphatized receptaculitids on the Baltic Sea island of Öland, the authors conclude that receptaculitids possess an attribute not found in any other group of organisms, living or fossil. |
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... assigned to any of these families . Baltoscandian receptaculitids were extensively studied by Rauff ( 1892a ) , restudied by Rietschel ( 1969 ) , and Tettragonis has been redescribed by Brummer ( 1979 ) . This volume is dedicated to ...
... assigned to any of these families . Baltoscandian receptaculitids were extensively studied by Rauff ( 1892a ) , restudied by Rietschel ( 1969 ) , and Tettragonis has been redescribed by Brummer ( 1979 ) . This volume is dedicated to ...
Page xiii
... Assignment of Receptaculitids Appendix II . Named Receptaculitid Taxa . . . . References Authors Index .. Taxonomic Index Subject Index 147 149 149 151 153 161 167 221 229 233 List of Illustrations Fig . 1.1 Holotype of Fisherites orbis ...
... Assignment of Receptaculitids Appendix II . Named Receptaculitid Taxa . . . . References Authors Index .. Taxonomic Index Subject Index 147 149 149 151 153 161 167 221 229 233 List of Illustrations Fig . 1.1 Holotype of Fisherites orbis ...
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Contents
II | xv |
III | 1 |
IV | 9 |
V | 10 |
VI | 16 |
VII | 21 |
VIII | 22 |
IX | 25 |
XXXVII | 95 |
XXXVIII | 103 |
XL | 104 |
XLI | 105 |
XLII | 106 |
XLIII | 111 |
XLV | 113 |
XLVI | 117 |
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Receptaculitids: A Phylogenetic Debate on a Problematic Fossil Taxon Matthew H. Nitecki,Harry Mutvei,Doris V. Nitecki No preview available - 2012 |
Common terms and phrases
acicular adaxial algae algal American aragonitic Archaeata archaeocyathids axiomorph axis axon Billings 1865a brachia brachiopods brachium Bulletin Byrnes calathids Calathium calcareous calcite central characters chlorophyte coral corniculum cribellum crystallites cyclocrinitids dasyclad Debrenne Devonian distal Dzik Eichwald endasters Estonia feet fibrous Fisher and Nitecki Fisherites orbis Fig fluorapatite foraminifer fossils Geological Society Geological Survey Goldfuss Grabau growth Gümbel Hall head hexactinellid Hinde homologous Invertebrate Ischadites lacunar layer Limestone Lower Ordovician meroms morphology Murchison Museum of Natural Mutvei Myagkova Natural History nature of receptaculitids neptuni nuclear area nuclear hemisphere nucleus Öland Ordovician organisms original Paleontology Paleozoic parastichies partim phosphatized plates pores Porifera preserved problematic Problematica protozoa quadribrachial structures Rauff recep receptaculitid taxa receptaculitids reticulatus Rietschel 1969 Roemer Salter Scale bar shaft Silurian skeleton species specimens spicules sponge sponge spicules spongocoel Stratigraphy surface Survey of Canada Sushkin taculitids taxa taxon taxonomic Tettragonis text-figs thin Toomey Ulrich whorls Zhuravleva
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