Source / 来源: 讲解手册/珍奇柜-活化石展签五审_0923.pdf Page / 页码: 22 Material / 材料类型: scientific_label Text extraction / 提取方式: native Source transcription; wording is retained as supplied. OCR may contain recognition errors; consult the PDF/image. 来源转录;保留原展签措辞。OCR可能包含识别误差,请核对PDF或图像。 Yanosteus longidorsalis Classification: Vertebrata Actinopterygii Acipenseriformes Age: Early Cretaceous, ca. 130 million years ago Locality: Beipiao, Liaoning, China Status: Specimen|IVPP V34925 长背鳍燕鲟 分类:脊椎动物 辐鳍鱼类 鲟类 年代:早白垩世(约1.3亿年前) 产地:辽宁北票 属性:标本|IVPP V34925