placoderm

İngilizce - İngilizce

placoderm teriminin İngilizce İngilizce sözlükte anlamı

A member of an extinct group of fish with armored heads; the group lived during the Silurian and Devonian periods

One of the Placodermi

fishlike vertebrate with bony plates on head and upper body; dominant in seas and rivers during the Devonian; considered the earliest vertebrate with jaws

Heceleme

pla·co·derm