agnathan vs heterostracan
heterostracan vs agnathanagnathan and heterostracan both are nouns.
| Word | Noun | Adjective | Verb | Adverb |
|---|---|---|---|---|
| agnathan | Yes | No | No | No |
| heterostracan | Yes | No | No | No |
As nouns,
heterostracan is a hyponym of
agnathan; that is, heterostracan is a
word with a more specific, narrower meaning than
agnathan:
- agnathan: eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms
- heterostracan: extinct jawless fish with the anterior part of the body covered with bony plates; of the Silurian and Devonian
Other hyponyms of agnathan include
ostracoderm, cephalaspid, osteostracan, anaspid, conodont, cyclostome, lamper eel, lamprey, lamprey eel, hag, hagfish, slime eels.
| agnathan (noun) | heterostracan (noun) |
|---|---|
| eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms | extinct jawless fish with the anterior part of the body covered with bony plates; of the Silurian and Devonian |
Words related to "agnathan"
Words related to "heterostracan"
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