Amphioxus or lancelet, a cephalochordate, has long been regarded as the living invertebrate most closely related to the proximate invertebrate ancestor of vertebrates.
文昌鱼是现存的与脊椎动物原始祖先最接近的头索动物,一直被认为是研究脊椎动物起源和进化的模式动物。
参考来源 - 文昌鱼promethin·2,447,543篇论文数据，部分数据来源于NoteExpress
N any of several marine animals of the genus Branchiostoma (formerly Amphioxus), esp B. lanceolatus, that are closely related to the vertebrates: subphylum Cephalochordata (cephalochordates) 蝓鱼 (Also called amphioxus)
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