agnatha

POS

Noun

HYPHEN

Ag=na=tha

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WORDNET DICTIONARY

Noun agnatha has 1 sense

agnatha(n = noun.animal) superclass agnatha - superclass of eel-shaped chordates lacking jaws and pelvic fins: lampreys; hagfishes; some extinct forms;

is a member of craniata, subphylum craniata, subphylum vertebrata, vertebrata

is a kind of class

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CIDE DICTIONARY

agnatha, n.

a class of eel-shaped chordates with a cartilaginous skeleton lacking jaws, scales, and pelvic fins. Among these are the lampreys and hagfishes. There are some extinct forms. [WordNet 1.5]