myomere

myomere formula Preanal plus postanal myomeres equals total myomeres in larval fishes.

节的公式在仔鱼中，肛前的加肛后的节数等于总节数。

postanal myomeres Myomeres posterior to the posterior margin of the anus; includes terminal myomere from which urostyle will form.

肛后的节肛的后面的边缘节部；包括将形成尾杆骨的末端节。