HyperDic: osteostracan

English > 1 sense of the word osteostracan:
NOUNanimalosteostracan, cephalaspidextinct jawless fish of the Devonian with armored head
English > osteostracan: 1 sense > noun 1, animal
MeaningExtinct jawless fish of the Devonian with armored head.
Synonymcephalaspid
Member ofOsteostraci, suborder Osteostraci, Cephalaspida, suborder CephalaspidaExtinct group of armored fish-like vertebrates
Broaderjawless vertebrate, jawless fish, agnathaneel-shaped vertebrate without jaws / jaws or paired appendages including the cyclostomes and some extinct forms
Spanishcephalaspid, osteostracan
Catalancephalaspid, osteostracan

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