最終更新日：2024/07/30

(zoology) Any member of the extinct order Arthrodira, armored jawed fishes that flourished in the Devonian period.

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arthrodire

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元となった辞書の項目

arthrodire

noun

(zoology) Any member of the extinct order Arthrodira, armored jawed fishes that flourished in the Devonian period.

The arthrodire was a type of ancient fish that lived during the Devonian period.

意味（1）

(zoology) Any member of the extinct order Arthrodira, armored jawed fishes that flourished in the Devonian period.

The basicranial circulation of Ptomacanthus resembles that in arthrodire placoderms.