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单词 θ36627
释义
the world > animals > fish > superclass Agnatha > [noun] > member of Ostracodermi (fossil) (3)
ostracophore1895

= ostracoderm, n. 2.

ostracoderm1898

Palaeontology. Any of various jawless fossil fishes having bony plates on the head and front part of the body (formerly assigned to a subclass Ostraco

ostracodermous1925

Of a fossil fish: = ostracoderm, n. 2. rare.

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