acritarch
English
Etymology
From Ancient Greek ἄκριτος (ákritos, “doubtful, indistinguishable”) + -arch.
Noun
acritarch (plural acritarchs)
- (paleontology, palynology) Any small, non-acid-soluble (i.e. non-carbonate, non-siliceous) organic fossil that cannot be classified.
- 2018, Mark Carnall, “Unidentifiable fossils: palaeontological problematica”, in The Guardian:
- Acritarchs represent some of the earliest evidence of life on Earth.
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Translations
small, unclassifiable organic fossil
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See also
