Neurogenesis suggests independent evolution of opercula in serpulid polychaetes

<p>Abstract</p> <p>Background</p> <p>The internal phylogenetic relationships of Annelida, one of the key lophotrochozoan lineages, are still heavily debated. Recent molecular analyses suggest that morphologically distinct groups, such as the polychaetes, are paraphyleti...

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Bibliographic Details
Main Authors: Wanninger Andreas, Brinkmann Nora
Format: Article
Language:English
Published: BMC 2009-11-01
Series:BMC Evolutionary Biology
Online Access:http://www.biomedcentral.com/1471-2148/9/270