: 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


New Latin, from cephal- + -aspis

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Dictionary Entries Near Cephalaspis

Cite this Entry

“Cephalaspis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Cephalaspis. Accessed 21 Feb. 2024.

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