Search for dissertations about: "John S. Peel"
Showing result 6 - 8 of 8 swedish dissertations containing the words John S. Peel.
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6. Shell repair as a response to attempted predation in some Palaeozoic and younger gastropods
Abstract : Traces of unsuccessful predatory attacks can be found in the hard parts of shell-bearing organisms as repaired shell injuries and are often preserved in the fossil record. These repaired shell injuries can help to deduce the relationship between predator and prey in the past. READ MORE
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7. The Early Cambrian Fauna of North-East Greenland
Abstract : Small shelly fossils are common in sediments of Early Cambrian age and include the earliest common representatives of metazoan animals with mineralized hard parts. The group includes fossils of very different morphology, composition and ultrastructure. READ MORE
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8. Evolution and taxonomy of Cambrian arthropods from Greenland and Sweden
Abstract : Arthropods have a rich fossil record spanning the Phanerozoic. Biomineralized forms such as the extinct trilobites are particularly common and are proven index fossils for biostratigraphy. Forms with an unmineralized cuticle are more rare, preserved only in so called konservat lagerstätten. READ MORE