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单词 placodermoid
释义

placodermoidadj.

Origin: Formed within English, by derivation. Etymons: placoderm n., -oid suffix.
Etymology: < placoderm n. + -oid suffix. Compare placodermatous adj.
Obsolete.
Designating, relating to, or resembling a placoderm.
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the world > animals > fish > superclass Agnatha > [adjective] > of Chondrichthyes > resembling placoderms
placodermatous1889
placodermoid1889
1889 H. A. Nicholson & R. Lydekker Man. Palæontol. (ed. 3) II. 921 It has..been suggested..that the Placodermoid Ganoids were closely related to the Ascidian Invertebrates.
This entry has been updated (OED Third Edition, June 2006; most recently modified version published online June 2018).
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adj.1889
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