On the Origin of Phyla

On The Origin Of Phyla Will Affect The Work Of Paleontologists, Morphologists And Developmental, Molecular, And Evolutionary Biologists.--jacket. The Nature Of Phyla -- Design Elements In The Bodyplans Of Phyla -- Development And Bodyplans -- Morphological And Molecular Phylogenies -- The Fossil Record -- Prebilaterians And Earliest Crown Bilaterians -- Protostomes: The Ecdysozoa -- Protostomes: Lophotrochozoa I: Eutrochozoans -- Protostomes: Lophotrochozoa 2: Lophophorates -- Protostomes: Paracoelomates -- Deuterostomes -- Phanerozoic History Of Phyla -- Metazoan Evolution During The Prelude To The Cambrian Explosion -- Metazoan Evolution During The Cambrian Explosion And Its Aftermath. James W. Valentine. Includes Bibliographical References (p. 533-605) And Index.