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单词 agnatha
释义
Agnatha
nnoun.animalsuperclass of eel-shaped chordates lacking jaws and pelvic fins: lampreys; hagfishes; some extinct forms
Synset:Agnatha superclass Agnatha
Member Holonyms:Craniata Vertebrata subphylum Craniata subphylum Vertebrata
Hypernyms:class
Inherited Hypernyms:agnathaclasstaxonomic groupbiological groupgroupabstractionentity
Member Meronyms:Anaspida order Anaspida Conodonta Conodontophorida order Conodonta order Conodontophorida Cyclostomata order Cyclostomata agnathan jawless fish jawless vertebrate Ostracodermi order Ostracodermi
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更新时间:2024/11/11 8:28:10