Search for dissertations about: "Priapulus caudatus"
Found 3 swedish dissertations containing the words Priapulus caudatus.
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1. Aspects of priapulid development
Abstract : The phylum Priapulida is a small group of marine worms that is allied with the nematodes, kinorhynchs, loriciferans and nematomorphs in a clade called the Cycloneuralia or Introverta. Together with the arthropods they are generally considered to comprise the Ecdysozoa, a clade of moulting animals. READ MORE
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2. Early Embryonic Development of the Priapulid Worm, Priapulus Caudatus L
Abstract : .... READ MORE
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3. The Evolutionary Significance of Cambrian Ecdysozoan Trace Fossils
Abstract : The origin of most of the animal phyla is tied to the Cambrian explosion, a rapid diversification event that took place from about 540 million years ago. This diversification is coupled with a great number of concurrent metazoan body plan innovations such as the development of the coelom, antagonistic muscles and a through-gut. READ MORE