Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
order Anaspida | Yes | No | No | No |
anaspid | Yes | No | No | No |
order Anaspida (noun) | anaspid (noun) |
---|---|
extinct order of jawless vertebrates | extinct small freshwater jawless fish usually having a heterocercal tail and an armored head; of the Silurian and Devonian |