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[mahy-kroh-faw-nuh] /ˌmaɪ kroʊˈfɔ nə/
noun, plural microfaunas, microfaunae
[mahy-kroh-faw-nee] /ˌmaɪ kroʊˈfɔ ni/ (Show IPA).
(used with a singular or plural verb)
Biology. microscopic animals.
Ecology. the fauna of a microhabitat.
Origin of microfauna
1900-05; micro- + fauna
Related forms
microfaunal, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for microfauna
  • Combined, all these creatures are called marine microfauna.
  • Common to abundant microfauna in the subsurface are not present in outcrop.
  • Chemicals contained in the microfauna eaten by the frogs are excreted through their vibrant skins.
  • Zooplankton are microscopic animals, also called microfauna, that feed on phytoplankton.
  • The microfauna and microflora are poorly diversified.
  • Indicates whether a surface sample was taken for microfauna studies.

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