Gnathostomata

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Translingual[edit]

Clypeaster reticulatus (Euechinoidea)
upper side (left) and underside

Etymology[edit]

From Ancient Greek γνάθος (gnáthos, jaw) + στόμα (stóma, mouth) + Latin -ata, neutral plural of suffix -atus, equivalent to -ate.

Proper noun[edit]

Gnathostomata

  1. A taxonomic infraphylum within the subphylum Vertebrata – those vertebrates that have jaws.
  2. A taxonomic superorder within the subclass Euechinoidea – some sea urchins, including the sand dollars.

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