jump to corresponding sense entry
noun
Extinct small freshwater jawless fish usually having a heterocercal tail and an armored head; of the Silurian and Devonian.
is a specific kind of: agnathan, jawless fish, jawless vertebrate.
is a member of: Anaspida, order Anaspida.
Find more on anaspid elsewhere: etymology - rhymes - Wikipedia.
debug info: 0.0142