In the present research,we sequenced Cyt b gene of amphioxus sampled from Xiamen(Amoy)and compared the data with homologous sequences of Japanese amphioxus and two species living in the Atlantic Ocean.

• 本文测定了厦门欧厝海域产的文昌鱼mtDNACytb基因序列 ,并与日本产的文昌鱼以及另外产于大西洋的两种文昌鱼Cytb基因序列比较。