faunal extinction

faunal extinction

[′fȯn·əl ik′stiŋk·shən]
(evolution)
The worldwide death and disappearance of diverse animal groups under circumstances that suggest common and related causes. Also known as mass extinction.
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References in periodicals archive ?
The end-Permian massive faunal extinction has brought to an end to the brachiopod-crinoid etc.
Simmons, Faunal Extinction in an Island Society: Pygmy Hippopotamus Hunters of Cyprus, New York: Kluwer Academic/Plenum Publishers, 1999).
But as the author cautions, it may be wise not to see the problems of this major faunal extinction (amphibians, reptiles, birds, and marine mammals seem to have weathered the 'catastrophe' extremely well