Definition of acritarchs Acritarchs
We found 2 definitions of acritarchs from 1 different sources.
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What does acritarchs mean?
Wiktionary 
- acritarchs (Noun)
Plural of acritarch.
Wiktionary
- acritarch (Noun)
Any small, non-acid soluble i. e. non-carbonate, non-siliceous organic fossil that cannot be classified.
