/ English Dictionary |
ANASPIDA
Pronunciation (US): | (GB): |
I. (noun)
Sense 1
Meaning:
Extinct order of jawless vertebrates
Synonyms:
Anaspida; order Anaspida
Classified under:
Hypernyms ("Anaspida" is a kind of...):
animal order (the order of animals)
Meronyms (members of "Anaspida"):
anaspid (extinct small freshwater jawless fish usually having a heterocercal tail and an armored head; of the Silurian and Devonian)
Holonyms ("Anaspida" is a member of...):
Agnatha; superclass Agnatha (superclass of eel-shaped chordates lacking jaws and pelvic fins: lampreys; hagfishes; some extinct forms)