from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Of or pertaining to an archenteron.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Relating to the archenteron.

from The Century Dictionary and Cyclopedia

  • Pertaining to or of the nature of an archenteron; having a primitive unmodified enteron.


archenteron +‎ -ic (Wiktionary)


  • (body cavity) arises as a series of hollow "archenteric" outgrowths, and ms. becomes the alimentary c., the metapleural canals, probably arise subsequently to, and independently of, the general coelomic space, by a splitting in the body-wall substance.

    Text Book of Biology, Part 1: Vertebrata

  • He was led to enunciate the following theses: -- [450] (1) that the mouth and anus of Vermes, Mollusca, Arthopoda, and probably Vertebrata, is derived from the elongated mouth of an ancestor resembling the Actinozoa; (2) that somites are derived from a series of archenteric pouches, like those of Actinozoa and Medusæ; (3) that excretory organs (nephridia, segmental organs) are derived from parts of these pouches which in the ancestral form, as in many polyps, were connected by a circular or longitudinal canal, and opened to the exterior by pores.

    Form and Function A Contribution to the History of Animal Morphology

  • "That a notochord should develop out of the archenteric wall because a supporting axis would be beneficial to the animal may be a teleological assumption, but it is at the same time an evolutional heresy.

    Form and Function A Contribution to the History of Animal Morphology


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