有爪类 - 引用次数：1参考来源 - 寒武纪叶足动物与现生有爪类的亲缘关系再讨论 Restudy the relationship between Cambrian lobopods and Onychophora
有爪纲
有爪动物门
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onychophora
[ ,ɔni'kɔfərə ]
n.enigmatic small elongated wormlike terrestrial invertebrates of damp dark habitats in warm regions; distinct from the phylum Annelida; resemble slugs with legs and are sometimes described as the missing link between arthropods and annelids