Cryptozoic
See also: cryptozoic
English
editEtymology
editcrypto- + -zoic, as any life from the period was considered to be hidden from scientific examination
Proper noun
editCryptozoic
- (archaic, geology) An eon or other time period before the Cambrian, when the fossils of hard-shelled animals first appeared in the geological record.
Synonyms
editTranslations
editCryptozoic
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