biota

Definition from Wiktionary, a free dictionary

[edit] English

[edit] Noun

biota (plural biotas)

1. (biology) The living organisms of a region.
   • 2009 February 6, Andrew Z. Krug et al., “Signature of the End-Cretaceous Mass Extinction in the Modern Biota”^[1], Science, Vol. 323 No. 5915, pages 767-771: 

     Although the broad macroevolutionary consequences of mass extinctions are well known (as in the dinosaurs-mammals changeover), their long-term effects on the temporal and spatial dynamics of clades and biotas are rarely investigated.