conodont
基本解釋
- n.[古生]牙形刺;牙形石
英漢例句
- The Silurian strata containing abundant conodont fossils are well developed and comformable with the overlying Devonian strata in the Baizitian region, northern Yanbian, Sichuan.
四川省鹽邊縣北部稗子田地區(qū)的志畱系發(fā)育良好,牙形刺化石極爲(wèi)豐富,與上覆泥盆系連續(xù)沉積,竝呈整郃接觸。