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Polychaetes British Amphinomida Spintherida And Eunicida Keys And Notes For The Identification Of The Species
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Book Synopsis Polychaetes: British Amphinomida, Spintherida and +& Eunicida by : John David George
Download or read book Polychaetes: British Amphinomida, Spintherida and +& Eunicida written by John David George and published by Brill Archive. This book was released on 1985 with total page 236 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Polychaetes: British Amphinomida, Spintherida and Eunicida by : George
Download or read book Polychaetes: British Amphinomida, Spintherida and Eunicida written by George and published by BRILL. This book was released on 2023-12-14 with total page 229 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis A Student's Guide to the Seashore by : J. D. Fish
Download or read book A Student's Guide to the Seashore written by J. D. Fish and published by Cambridge University Press. This book was released on 1996-06-06 with total page 588 pages. Available in PDF, EPUB and Kindle. Book excerpt: Students and naturalists are not only interested in which species live on the seashore but also about their biology. How does a particular species reproduce? What is its life cycle? A Student's Guide to the Seashore is a unique, concise, illustrated guide to both the biology and identification of over 600 common and widespread shore animals and plants. In this new edition, for the first time, simple keys are included to allow accurate identification, and each species is beautifully illustrated by the author's line drawings. Together with concise summaries of diagnostic features, and notes on biology, this is the first comprehensive guide to the seashore giving a fascinating insight into the diversity and complexity of life on the shore. An extensive glossary of scientific terms and complete bibliography ensure that this book will be the premier biological text and identification guide for many years to come.
Book Synopsis Systematics and Diversity of Annelids by : Maria Capa
Download or read book Systematics and Diversity of Annelids written by Maria Capa and published by MDPI. This book was released on 2021-08-18 with total page 520 pages. Available in PDF, EPUB and Kindle. Book excerpt: In this Special Issue, we address the state of the art of the systematics of the main annelid groups and the improvements in the diversity they hold, with special emphasis on the latest discoveries in well-studied areas, expeditions to unsurveyed areas or environments, or the use of novel techniques that allow for the improvement of biodiversity knowledge. We are hoping that this Special Issue will provide a platform facilitating a review of current knowledge on the subject, identifying current research problems, as well as indicating directions and research trends for the future.
Book Synopsis Advances in Polychaete Research by : Elin Sigvaldadottir
Download or read book Advances in Polychaete Research written by Elin Sigvaldadottir and published by Springer Science & Business Media. This book was released on 2013-06-29 with total page 387 pages. Available in PDF, EPUB and Kindle. Book excerpt: In July 2001 experts from all around the world met in Reykjavik, Iceland to discuss various issues of polychaete biology. In particular the latest developments in cladistic inference of polychaete phylogeny were presented. Some studies applied recent molecular techniques, revealing unknown genetic relationships between the different families of polychaetous annelids. This volume is of interest to specialists and students seeking an introduction to the latest developments in the field of systematics and ecology of polychaetous annelids. This book is one in a series presenting results from the International Polychaete conferences.
Book Synopsis Polychaetes & Allies by : Pamela L. Beesley
Download or read book Polychaetes & Allies written by Pamela L. Beesley and published by CSIRO PUBLISHING. This book was released on 2000 with total page 582 pages. Available in PDF, EPUB and Kindle. Book excerpt: A comprehensive account of Polychaetes in Australia. Based on nearly 2400 references, the authors reveal the wealth of diversity in the largely unknown world of these worm groups, in terms of their morphology, behaviour, reproduction and significance in marine ecosystems.
Book Synopsis Systematics, Biology and Morphology of World Polychaeta by : Mary E. Petersen
Download or read book Systematics, Biology and Morphology of World Polychaeta written by Mary E. Petersen and published by BRILL. This book was released on 2023-07-03 with total page 724 pages. Available in PDF, EPUB and Kindle. Book excerpt: Contains 67 original papers by nearly 100 of the world’s leading specialists. Together with abstracts and literature references for 37 presentations not represented by papers, this volume provides complete coverage of the Conference and a comprehensive overview of modern research on the polychaete annelids, one of the most important groups of marine invertebrates and constituents of marine benthos. Taxonomic and subject indices of all papers and abstracts provide ready access to the contained information. Richly illustrated, this book is provided with numerous line drawings, and photomicrographs, electron micrographs. Over 60 taxa are newly described or reassigned, and detailed reviews, revisions or redescriptions are provided for five families, one subfamily and numerous genera and species, with many illustrations of new and redescribed taxa and a pictorial key to the maglonids of Thailand.
Book Synopsis Revision of Sternaspis Otto, 1821 (Polychaeta, Sternaspidae) by : Kelly Sendall
Download or read book Revision of Sternaspis Otto, 1821 (Polychaeta, Sternaspidae) written by Kelly Sendall and published by PenSoft Publishers LTD. This book was released on 2013-04-08 with total page 82 pages. Available in PDF, EPUB and Kindle. Book excerpt: The peanut-shaped sternaspid polychaetes have been known since 1760 when Plancus named them as Mentula cucurbitacea marina. Sternaspids are common and abundant in soft bottoms. Some authors suggested that only one species should be recognized, whereas others regard a few species very widely distributed and variable depths. Delineating species was problematic; the ventro-caudal shield was disregarded or barely used for identifying species. In this contribution the ventral shield is evaluated and its diagnostic potential is confirmed. The revision of Sternaspis is based upon type or topotype materials. Sternaspid body, introvert hooks and shield show three distinct patterns: two genera have 7 abdominal segments and tapered introvert hooks, and one genus has 8 abdominal segments and spatulate introvert hooks. The ventro-caudal shield has 3 different patterns: stiff with ribs, and sometimes concentric lines, stiff with feebly-defined ribs but no concentric lines, and soft with firmly adhered sediment particles. Sternaspis is restricted to include species with 7 abdominal segments, falcate introvert hooks, and stiff shields, often exhibiting radial ribs, concentric lines or both. Two new genera incorporate the remaining species: Caulleryaspis has falcate introvert hooks, 7 abdominal segments, and soft shields with sediment particles firmly adhered on them. Petersenaspis has spatulate introvert hooks, 8 abdominal segments, and stiff shields with poorly-defined ribs but no concentric line. The geographic range of most species is smaller than previously indicated. Keys to genera and to all species are also included.
Book Synopsis Annelida Basal Groups and Pleistoannelida, Sedentaria I by : Günter Purschke
Download or read book Annelida Basal Groups and Pleistoannelida, Sedentaria I written by Günter Purschke and published by Walter de Gruyter GmbH & Co KG. This book was released on 2019-03-18 with total page 1129 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book is the first in a series of 4 volumes in the Handbook of Zoology series about morphology, anatomy, reproduction, development, ecology, phylogeny and systematics of Annelida. This first volume covers members of the so-called basal radiation and the first part of Sedentaria. It is supplemented by chapters on the history of annelid research, their fossil record, and an introduction to the phylogeny of annelids and their position in the tree of life. In the latter chapter the history of their systematic is reviewed giving an almost complete picture of systematic-scientific progress especially in the past years which changed our view on annelid phylogeny dramatically. The most basal annelids, lately united as Palaeoannelida, represent two families of aberrant polychaetes formerly often suggested to be highly derived which now give us a fresh look on how the ancestral annelid may have looked like. These lack certain key characters such as nuchal organs and possess rather simple nervous systems which now likely represent primitive character states. In this basal radiation the first taxon of apparently unsegmented and achaetigerous animals is positioned, the Sipuncula. Most likely another group of platyhelminth-like and unsegmented and even chaeta-lees annelids, Lobatocerebridae falls into this basal radiation. The section of Sedentaria starts with Orbiniida, a taxon characterized by elongated, thread-like worms which do not have anterior appendages like palps and comprises several families representing members of the Meiofauna. These minute worms often inhabiting the interstitial spaces in marine sands are suggested to have evolved by progenesis. The second higher taxon is represented by Cirratuliformia comprising nine families of typical sedentary polychaetes each of which showing a remarkable variation of the annelid body plan. Members of this taxon usually exhibit many annelid characters but certain also lack the most typical prostomial appendages, the palps.
Book Synopsis Reproductive Biology and Phylogeny of Annelida by : Barrie G M Jamieson
Download or read book Reproductive Biology and Phylogeny of Annelida written by Barrie G M Jamieson and published by CRC Press. This book was released on 2006-01-03 with total page 699 pages. Available in PDF, EPUB and Kindle. Book excerpt: Annelida is a diverse group of animals, commonly referred to as segmented worms and currently comprising around 14000 described species. Found in most marine and freshwater areas, annelids have also successfully occupied many subterranean habitats. This volume documents annelid reproduction in the context of their phylogenetic relationships. It pre
Book Synopsis British Anthozoa (Coelenterata: Octocorallia and Hexacorallia) by : R L Manuel
Download or read book British Anthozoa (Coelenterata: Octocorallia and Hexacorallia) written by R L Manuel and published by BRILL. This book was released on 2023-12-14 with total page 249 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Molluscs: Benthic Opisthobranchs (Mollusca: Gastropoda) by : T E Thompson
Download or read book Molluscs: Benthic Opisthobranchs (Mollusca: Gastropoda) written by T E Thompson and published by BRILL. This book was released on 2023-08-14 with total page 372 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Entoprocts written by Claus Nielsen and published by BRILL. This book was released on 2023-08-14 with total page 139 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Molluscs: Prosobranch and pyramidellid gastropods by : Alastair Graham
Download or read book Molluscs: Prosobranch and pyramidellid gastropods written by Alastair Graham and published by BRILL. This book was released on 2023-11-27 with total page 670 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Ctenostome Bryozoans written by Hayward and published by BRILL. This book was released on 2023-09-29 with total page 177 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Download or read book Millipedes written by J Gordon Blower and published by BRILL. This book was released on 2023-08-14 with total page 250 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Book Synopsis Molluscs: Prosobranchs and Pyramidellid Gastropods by : Alastair Graham
Download or read book Molluscs: Prosobranchs and Pyramidellid Gastropods written by Alastair Graham and published by Brill Archive. This book was released on 1988 with total page 688 pages. Available in PDF, EPUB and Kindle. Book excerpt: Rev. ed. of: British prosobranch and other operculate gastropod molluscs. 1971.