microfauna


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Related to microfauna: mesofauna, macrofauna

microfauna

(mī′krō-fô′nə)
n. pl. microfauna or microfau·nas
Microscopic or very small organisms, such as protozoans, that live in soil or benthic sediments.

mi′cro·fau′nal adj.

microfauna

  1. the flora ofa microhabitat.
  2. any microscopic plants not visible to the naked eye.
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References in periodicals archive ?
A Paleocene age is supported by the presence of microfauna in interpillow pelagic limestones (Subbotina pseudobulloides).
Here splinters from large mammal bones have been identified, together with microfauna, a phalanx and an astragalus from a mountain goat (Capra pyrenaica) and an incisor from a young horse (Equus caballus).
Maraun M, Alphei J, Beste P, Bonkowski M, Buryn R, Migge S, Peter M, Schaefer M, Scheu S (2001) Indirect effects of carbon and nutrient amendments on the soil meso- and microfauna of a beechwood.
However, in contrast with these geochemical results, both abundance and number of species of the microfauna are very low along the estuarine intertidal flats and they have normal values on the marsh areas.
A partir del Eoceno Medio Temprano se acumularon facies carbonatadas de complejos arrecifales (esencialmente hacia el sur de Cuba Oriental), y facies carbonatadas de mares profundos, batiales, ricos en una variada microfauna planctonica.
Macropores are formed in several ways, such as chemical weathering, shrinking, frost action, plant root channelling, and earthworm and other microfauna burrowing (Beven and Germann 1982).
Conditioned substrates, presumably colonized by microfauna, are also known to facilitate brachiopod settlement (Percival, 1960).
1992, Hanlon 1982), or by tearing them into smaller pieces (Camilleri 1992, Micheli 1993), crabs likely increase rates of decomposition above those accomplished by microbes and microfauna alone (Kavanagh and Kellman 1992).
The sedimentary series is described and their microfauna is documented.
Edad geologica: Con base en el hallazgo de amonites, de los cuales posiblemente algunos pertenecen al genero Pseudokossmaticeras del Campaniano (Schmitdt-Effing, 1974), asi como la microfauna de los afloramientos de la quebrada Pilas, reportada por Calvo (1998), se propone una edad Campaniano Superior terminal a Maastrichtiano Superior basal
Recomiendo esta obra para todos aquellos estudiosos de la microfauna acuatica continental.