infauna

noun
in·fau·na | \ ˈin-ˌfȯ-nə , -ˌfä- \

Definition of infauna 

: benthic fauna living in the substrate and especially in a soft sea bottom — compare epifauna

Other words from infauna

infaunal \ˈin-ˌfȯ-nᵊl, -ˌfä- \ adjective

First Known Use of infauna

1914, in the meaning defined above

History and Etymology for infauna

New Latin, from in- entry 2 + fauna

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The first known use of infauna was in 1914

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Britannica.com: Encyclopedia article about infauna

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