Article
Ancient phylogenetic separation between Pacific and Atlantic cephalochordates as revealed by mitochondrial genome analysis.
Zoological science - 1 Feb 2004
Nohara Masahiro, Nishida Mutsumi, Manthacitra Vipoosit, Nishikawa Teruaki
Abstract excerpt
The subphylum Cephalochordata (lancelets) is a relatively small taxonomic group in contrast to the subphyla Urochordata and Vertebrata. As an initial step to determine whether lancelets exhibit small genetic divergence in keeping with their conservative body organization or large genetic variation, four Branchiostoma species from the Pacific (B. belcheri and B. malayanum) and Atlantic (B. floridae and B....
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