deuterostome

English

Etymology

δεύτερος (deúteros, “second”) + στόμα (stóma, “mouth”)

Noun

deuterostome (plural deuterostomes)

  1. (zoology) any animal, of the subphylum Deuterostomia, in which the initial pore formed during gastrulation becomes the anus, and the second pore becomes the mouth

See also
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