We found 3 definitions of ostracodermi from 3 different sources.
Noun |
||
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 |