Ostracodermi

Os`tra`coder´mi

prop. n. p

1.

(Zool.) A suborder of fishes of which Ostracion is the type.

Thesaurus

Noun

1.

Ostracodermi - extinct group of armored jawless vertebrates; taxonomy is not clear order Ostracodermi animal order - the order of animals Agnatha, superclass Agnatha - superclass of eel-shaped chordates lacking jaws and pelvic fins: lampreys; hagfishes; some extinct forms ostracoderm - extinct fish-like jawless vertebrate having a heavily armored body; of the Paleozoic Heterostraci, suborder Heterostraci - extinct group of armored jawless fishes or fish-like vertebrate; taxonomy is not clear Cephalaspida, Osteostraci, suborder Cephalaspida, suborder Osteostraci - extinct group of armored fish-like vertebrates; taxonomy is not clear