What is the meaning of cephalaspida?

Extinct group of armored fish-like vertebrates; taxonomy is not clear.
- synonyms: Osteostraci, suborder Osteostraci, suborder Cephalaspida

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APA	WordNet. (2010). Cephalaspida. Retrieved September 28, 2026, from http://smartdefine.org/cephalaspida/definitions/1264319
Chicago	WordNet. 2010. "Cephalaspida" http://smartdefine.org/cephalaspida/definitions/1264319 (accessed September 28, 2026).
Harvard	WordNet 2010, Cephalaspida, Smart Define, viewed 28 September, 2026, <http://smartdefine.org/cephalaspida/definitions/1264319>.
MLA	WordNet. "Cephalaspida" 23 October 2010. Web. 28 September 2026. <http://smartdefine.org/cephalaspida/definitions/1264319>

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