By Edward J. Petuch

ISBN-10: 0203495853

ISBN-13: 9780203495858

ISBN-10: 0203613104

ISBN-13: 9780203613108

ISBN-10: 0849316324

ISBN-13: 9780849316326

>The wealthy fossil checklist of the Atlantic and Gulf coastal plains of the us is a gold mine for scientists. The final thirty million years of Earth heritage are beautifully chronicled by way of a succession of fossil assemblages extending from the St. Lawrence River to Florida. Marine scientists, paleontologists, and systematic biologists alike desire a thorough consultant to interpret this history.Cenozoic Seas: The View from jap North the US analyzes the altering geography, the coming and departures of ecosystems and species, and the impact of weather on residing issues. the writer classifies the entire region's fossil-bearing formations and their contents inside a logical, descriptive framework of area and time, delivering a transparent direction for these learning evolution and extinction inside particular groups of organisms. The booklet can also be a superb box consultant for fossil creditors, offering precise details for all species illustrated. Many organisms have by no means sooner than been illustrated in a booklet on fossil shells.

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Examples of these are illustrated in Chapter 4. The Pamlico Subsea and the Pungoian Subprovince were short-lived, existing only from late Burdigalian to early Serravallian time. The Baitoan Province Named for the Burdigalian Miocene Baitoa Formation of the Dominican Republic, which contains the typical fauna, this paleoprovince extended from South Carolina, across the Gulf of Mexico, the Caribbean region, and northern South America to northern Brazil, and through the Bolivar Strait to southern California in the north and northern Peru in the south (Figure 10).

In the fossil record, eutropical areas can be delineated by the presence of several key gastropod families, subfamilies, and genera. Some of the key families and subfamilies include: Potamididae (all genera, associated with mud flats and estuaries), Strombidae (all genera, associated with lagoons and coral reef areas), Xenophoridae (all genera, associated with carbonate lagoons or deep water areas), Modulidae (all genera, associated with Turtle Grass beds and carbonate lagoons), Melongenidae (all genera, associated with lagoons, mud flats, and some deep water areas), Vasinae (family Turbinellidae, all genera, associated with coral reefs and carbonate lagoons), Volutinae and Lyriinae (both family Volutidae, all genera, associated with coral reefs and carbonate lagoons), and Peristerniinae (family Fasciolariidae, all genera, associated with coral reefs, carbonate lagoons, and some deep water areas).

Of special interest were several cold water compo- Chapter two, Biogeography of the Eastern American Paleoseas Figure 10. Approximate configuration of the the marine molluscan provinces and subprovinces of the western Atlantic and Eastern Pacific during late Chattian Oligocene to late Tortonian Miocene time, superimposed upon the outline of the Recent Americas. Biogeographical units include: T= Transmarian Province, T1= Sankatian Subprovince, T2= Calvertian Subprovince, T3= Pungoian Subprovince, B= Baitoan Province, B1= Onslowian Subprovince, B2= Chipolan Subprovince, B3= Agueguexquitean Subprovince, B4= Anguillan Subprovince, B5= Culebran Subprovince, B6= Subibajan Subprovince, B7= Cantaurean Subprovince, B8= Carriacouan Subprovince, B9= Piraban Subprovince, P= Platensian Province.

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Cenozoic Seas: The View From Eastern North America by Edward J. Petuch

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