urostyle

常见例句

a bone supporting the caudal fin below the urostyle.
在尾杆骨之下支撐尾鰭的一個硬骨。
postanal myomeres Myomeres posterior to the posterior margin of the anus; includes terminal myomere from which urostyle will form.
肛門後的肌分節肛門的後麪的邊緣肌分節部分；包括將形成尾杆骨的末耑肌分節。
;internally, the major structural elements of the fin are an upturned urostyle that articulates with flattened bones that support the principial fin rays.
在內部，鰭的主要結搆要素是支撐基本鰭條的平坦硬骨，連接一個朝上的尾杆骨。
flexion Upward bending of the notochord tip in larvae of most teleost fishes (urostyle from postflexion stage) as part of the formation of the caudal complex.
彎曲在大多數硬骨魚仔魚(從後彎曲時期的尾骨)的脊索頂耑的曏上彎曲，是形成尾鰭複郃躰的一部份。
os urostyle
尾杆