Hagfish embryos show developmental features that contradict the idea that these jawless fish are the most primitive living vertebrates. The findings also help to trace the evolution of vertebrate cranial structure. See Article p.175
Notes
*This article and the paper under discussion2 were published online on 19 December 2012.
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Janvier, P. Led by the nose. Nature 493, 169–170 (2013). https://doi.org/10.1038/nature11766
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DOI: https://doi.org/10.1038/nature11766
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