Chordate evolution and the three-phylum system
2014年11月7日 · We propose that an evolutionary occurrence of tadpole-type larvae is fundamental to understanding mechanisms of chordate origin. Protostomes have now been …
Chordate - Wikipedia
Attempts to work out the evolutionary relationships of the chordates have produced several hypotheses. The current consensus is that chordates are monophyletic, meaning that the …
Chordate evolution and the three-phylum system - PMC
We discuss here four major scenarios proposed to explain chordate origin and evolution: the paedomorphosis hypothesis, the auricularia hypothesis, the inversion hypothesis and the …
Evolution of the chordate body plan: New insights from ... - PNAS
2000年4月25日 · We discuss recent molecular and developmental comparisons of hemichordate and urochordate embryos and suggest further experiments that are likely to be informative …
The deuterostome context of chordate origins | Nature
2015年4月22日 · Our understanding of vertebrate origins is powerfully informed by comparative morphology, embryology and genomics of chordates, hemichordates and echinoderms, which …
Chordate - Evolution, Paleontology, Anatomy | Britannica
2024年10月22日 · Embryological evidence places the phylum Chordata within the deuterostomes (bilaterally symmetrical animals with undeterminate cleavage and whose mouth does not arise …
Evolution and Phylogeny of Chordates | SpringerLink
2024年1月1日 · Phylogenetic tree showing the relationships among deuterostomes and chordates. This tree was derived from morphological and molecular-phylogenetic evidence …
Evolution and Development of the Chordates: Collagen and …
2005年11月9日 · In this article, we construct gene trees with invertebrate and vertebrate triple helical domain sequences to show that hemichordates and lancelets have at least one fibrillar …
Editorial: New Approaches in Chordate and Vertebrate Evolution …
This key phylogenetic position in the chordate tree , together with its slow evolving nature, both at the morphological and genomic levels, turn amphioxus into a unique and crucial animal for …
We propose that an evolutionary occurrence of tadpole-type larvae is fundamental to understanding mechanisms of chor-date origin. Protostomes have now been reclassified into …
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