agnathous

agnathous
adjective /ˈæɡnəθəs/
a) Jawless.

The Onchidiidæ are described as agnathous, but I am confident of having observed the jaw figured.

b) Afflicted by or characteristic of agnathia.

The mouth is a transverse slit, which shows no teeth, nor any jaws properly so called, and therefore affords an apparent support to the agnathous theory of the Ostracodermi.

See Also: agnath, agnatha, agnathan

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