rhipidistian
[古生] n.扇鳍目鱼,骨鳞目鱼,腔棘目鱼(属内鼻亚纲,出现于泥盆纪,古生代后绝灭)
词形变化
rhipidistians
复数
释义与例句
n.
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1.
Any fish of the clade Rhipidistia