cephalochordates love



from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Plural form of cephalochordate.


Sorry, no etymologies found.


  • Fish lack the intrinsic coagulation system, Jawless fish lack Factor X and the cephalochordates lack pretty much everything except a thrombin-like protein, but they can still clot their haemolymph.

    Behe vs Sea Squirts - The Panda's Thumb

  • It actually shows cephalochordates and vertebrates together.

    Ascidian evo-devo - The Panda's Thumb

  • Recent developments in molecular phylogenies, though, strongly suggest that appearances are deceiving and we vertebrates are more closely related to the urochordates than to the cephalochordates, implying that some interesting evolutionary phenomena must have been going on in the urochordates.

    Ascidian evo-devo - The Panda's Thumb

  • So the latest phylogeny, with clearly the best taxon sampling, shows that cephalochordates are the sister group to vertebrates.

    Ascidian evo-devo - The Panda's Thumb

  • Observations of gene expression during gastrulation are revealing deeper similarities that are common in all deuterostomes—not just vertebrates, but also the invertebrate chordates tunicates and cephalochordates and echinoderms.

    The Panda's Thumb: October 2005 Archives

  • Modern chordates are a broad phylum of animals that includes three subphyla: cephalochordates such as the fish-like lancelets, or amphioxus; urochordates such as sea squirts; and vertebrates such as lamprey and humans.

    Scientific American

  • From these animals evolved the ancestors of the three modern groups, respectively stem cephalochordates, stem urochordates and stem vertebrates.

    Scientific American

  • Bourlat et al. directly addressed the Delsuc problem, and a) confirmed that ascidians and vertebrates belonged together, and b) resolved the echinoderms and cephalochordates in separate groups.

    Ascidian evo-devo - The Panda's Thumb


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