Arthrodira


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Arthrodira

[‚är·thrō′dī·rə]
(paleontology)
The joint-necked fishes, an Upper Silurian and Devonian order of the Placodermi.
References in periodicals archive ?
Class PLACODERMI M'Coy, 1848 Order ARTHRODIRA Woodward, 1891 Family DUNKLEOSTEIDAE Stensio, 1963 Genus Dunkleosteus Lehman, 1956