According to the conodont and fusulinid fossils,their ages are determined to be Devonian-Permian.
根据所含
石确定地层形成
泥盆纪至二叠纪。
词条纠错
X
conodont
n. 牙形刺,牙形石
近义词
n.联
词
石;
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distrain, distrainee, distrainer, distrainment, distraint, distrait, distraite, distraught, distress, distress call,
相似单词
connubiality, connubially, Conoclypidae, Conocyeminae, conocyst, conodont, Conodontiformes, conodonts, conoid, conoidal,
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