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Homology and Evolution of the Chaetae in Echiura (Annelida)
Echiura is traditionally regarded as a small phylum of unsegmented spiralian worms. Molecular analyses, however, provide unquestionable evidence that Echiura are derived annelids that lost segmentation. Like annelids, echiurans possess chaetae, a single ventral pair in all species and one or two add...
| Autores principales: | , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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Public Library of Science
2015
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4348511/ https://www.ncbi.nlm.nih.gov/pubmed/25734664 http://dx.doi.org/10.1371/journal.pone.0120002 |