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Webster 1913 Edition

Gyrodus

‖

Gyr′o-dus

(jĭr′ō̍-dŭs)

,

Noun.

[NL., fr. Gr.

γυρόσ

round +

ὀδούσ

tooth.]

(Paleon.)

A genus of extinct oölitic fishes, having rounded teeth in several rows adapted for crushing.