Cephalaspis

noun

Ceph·​a·​las·​pis

-pə̇s

: a genus (the type of the family Cephalaspidae) of Devonian ostracoderms having the head covered by a flattened shield rounded in front and prolonged into posteriorly directed lateral points and the eyes close together in the middle of the head shield see cephalaspida

Word History

Etymology

New Latin, from cephal- + -aspis

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