The special body plan of Yunnanozoon is almost identical to that of the living enteropneust hemichordate Balanoglossus,which suggests that the earlyCambrian creature is ancestral to the hemichordates.
这种
身体造
与现生肠鳃
半索动物几无二致，从而表明这
早寒武世动物是地球上半索动物门中已知最古老祖
。
均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件
