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Studies in Evolution: Mainly Reprints of Occasional Papers Selected From the Publications of the Laboratory of Invertebrate Paleontology, Peabody Museum, Yale University (Classic Reprint) - Softcover
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Excerpt from Studies in Evolution: Mainly Reprints of Occasional Papers Selected From the Publications of the Laboratory of Invertebrate Paleontology, Peabody Museum, Yale University
Page 1. Outline OF A natural classification OF the trilobites Continued Family XIII. Cheiruridae Family XIV. Phacopidae References List of Genera 2. The systematic position OF the trilobites 3. The larval stages OF trilobites Introduction The Protaspis. Review of Larval Stages of Trilobites Analysis of Variations In Trilobite Larvae Antiquity of the Trilobites Restoration of the Protaspis The Crustacean N auplius Summary References 4. ON the mode OF occurrence, and the structure and development or triarthrus beck] 5. Further observations ON the ventral strug ture OF triarthrus. Paired Uniramose Appendages Anterior Antennae, or Antennules Paired Biramous Appendages First Pair of Biramous Appendages, or Posterior Antennae Second Pair of Biramous Appendages, or Mandibles Third and Fourth Biramous Appendages, or Maxillae Thoracic Legs Organs In the Median Line The Hypostoma The Mouth The Metastoma The Anal Opening Observations Summary of Ventral Organs of Triarthrus 6. The morphology OF triarthrus References 7. Structure and appendages or trinucleus Appendages Endopodites Exopodites.
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Studies in Evolution (Classic Reprint)
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Paperback. Zustand: New. Print on Demand. This book delves into the intriguing world of spines in the animal and plant kingdoms, revealing their diverse origins and significance. The author examines the evolution of spinose forms through time and the intricate mechanisms that drive spine development. Challenging the notion that spines solely serve defensive purposes, the author explores how spine growth can result from external stimuli, progressive differentiation, and internal growth forces. They posit that spine development represents the pinnacle of ornamental and superficial variation, beyond which further modification is limited. The book masterfully interweaves ontogeny and phylogeny, demonstrating how the development of individual organisms mirrors their evolutionary history. Through extensive examples, the author illustrates how smooth, unadorned early life stages gradually give way to increasingly complex and specialized spines. This ontogenetic progression often recapitulates the broader evolutionary trajectory of the species. By examining spines from a multifaceted perspective, this book uncovers their profound implications for understanding the limits of variation, the interplay between environment and heredity, and the remarkable diversity of life forms. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item. Bestandsnummer des Verkäufers 9781334742835_0
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Studies in Evolution Mainly Reprints of Occasional Papers Selected From the Publications of the Laboratory of Invertebrate Paleontology, Peabody Museum, Yale University Classic Reprint
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Studies in Evolution Mainly Reprints of Occasional Papers Selected From the Publications of the Laboratory of Invertebrate Paleontology, Peabody Museum, Yale University Classic Reprint
Anbieter: PBShop.store UK, Fairford, GLOS, Vereinigtes Königreich
Verkäuferbewertung 5 von 5 Sternen
PAP. Zustand: New. New Book. Shipped from UK. Established seller since 2000. Bestandsnummer des Verkäufers LW-9781334742835
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