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A cryptic lineage within the pupfish Cyprinodon dearborni suggests multiple colonizations of South America

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The coastal South American species Cyprinodon dearborni contains two lineages distinct at both mitochondrial and nuclear loci. One appears to be a long-term South American endemic, whereas the other is a more recent colonizer related to the widespread Cyprinodon variegatus.

Keywords: Cyprinodon; mitochondrial DNA; nuclear DNA; phylogenetics; phylogeography; pupfish

Document Type: Research Article


Affiliations: 1: Department of Biological Sciences, Virginia Polytechnic Institute and State University, Blacksburg, VA 24061, U.S.A. 2: Department of Ecology and Evolutionary Biology, Box G-W, Brown University, Providence, RI 02912, U.S.A.

Publication date: 2009-10-01

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