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Agnatha

[ ag-nuh-thuh ]

noun

  1. the class of vertebrates comprising the lampreys, hagfishes, and several extinct forms, having no jaws or paired appendages.

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Word History and Origins

Origin of Agnatha1

1875–80; < New Latin, equivalent to Greek a- a- 6 + -gnatha, neuter plural of -gnathos -gnathous

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Example Sentences

Radula with elongated and pointed teeth, like those of the Agnatha; a jaw present.

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