8 ผลลัพธ์ สำหรับ placoderm

หรือค้นหา: -placoderm-, *placoderm*

WordNet (3.0)

placoderm	(n) fish-like vertebrate with bony plates on head and upper body; dominant in seas and rivers during the Devonian; considered the earliest vertebrate with jaws
placodermi	(n) extinct group of bony-plated fishes with primitive jaws, Syn. class Placodermi

Collaborative International Dictionary (GCIDE)

Placoderm	n. [ Gr. pla`x, plako`s, tablet + de`rma skin. ] (Paleon.) One of the Placodermi. [ 1913 Webster ]
Placodermal	a. (Paleon.) Of or pertaining to the placoderms; like the placoderms. [ 1913 Webster ]
Placodermata	‖n. pl. [ NL. ] (Paleon.) Same as Placodermi. [ 1913 Webster ]
Placodermi	‖n. pl. [ NL., fr. Gr. pla`x, plako`s, a tablet + de`rma skin. ] (Paleon.) An extinct group of fishes, supposed to be ganoids. The body and head were covered with large bony plates. See Illust. under Pterichthys, and Coccosteus. [ 1913 Webster ]

EDICT JP-EN Dictionary

板皮魚類	[ばんぴぎょるい, banpigyorui] (n) placoderms (extinct fishes of class Placodermi) [Add to Longdo]
板皮類	[ばんぴるい, banpirui] (n) placoderms (extinct fishes of class Placodermi) [Add to Longdo]

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