Cryptozoon

[ krip-tuh-zoh-on ]

/ ˌkrɪp təˈzoʊ ɒn /

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noun

an extinct genus of algae from Precambrian and Cambrian times, forming irregularly hemispherical fossil colonies composed of layers of limy precipitate.

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Origin of Cryptozoon

From New Latin, dating back to 1883; see origin at crypto-, -zoon

Words nearby Cryptozoon

cryptosystem, cryptovolcanic, cryptozoic, cryptozoite, cryptozoology, Cryptozoon, cryptozygous, cryst., crystal, crystal ball, crystal class