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holostei (fossil)
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holostei (fossil)
全骨鱼类(化石)
进化阶段和特征组合上介于软骨硬鳞类和真骨鱼类之间的辐鳍鱼类。以现生于美洲淡水中的雀鳝(Lepisosteus)和弓鳍鱼(Amia)为代表。
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Yanpu Wan
Yanqi
Yanqi Dramatic Building Monument of the Yan Emperor Palace in Guguan Village, Gaoping City
Yanqi horse
Yanqi Huizu Zizhixian
Yanqi Lake International Conference Plan
Yanqing Boxing
Yan Qing Engaged in Fish Gambling
Yanqing Qu
Yanqing Quan
Yan Qing Sells Silk Thrads
Yanqing Temple Pagoda at Chaizhuang
Yanqing Temple Pagoda at Songyang
Yan Qinli Stele
Yanqi-Qiuci script
Yan Qun
Yan Ren
Yan Renguang
Yan Renying
Yan Rong
Yan Ruisheng
Yan Ruoqu
Yan Satunovsky
Yan Shanchun
Yanshan Kou
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