Lazarus taxon
(zoology) Any extinct nautiloid cephalopod in the family Grypoceratidae.
(anatomy) of, or relating to the genital and urinary systems of the body together with their function, disease etc.
(biochemistry) A mesenchymal protein essential for epithelial morphogenesis
(paleontology) A taxon that disappears from the fossil record, suggesting extinction, only to reappear later.
20世紀に生きているシーラカンスが発見されたことは、化石記録から姿を消し、後に再出現した分類群の最も有名な例です。
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