Extant

The opposite of extinct. Applied to species, cultures and works of culture (e.g. plays, poems) that are currently still in existence.

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In biology the expression is commonly used in discussions of living and fossil species. For example, of the group of molluscs known as the cephalopods, there are approximately 600 extant and 7500 extinct species (Barnes, 1987).

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Extinct: REDIRECT extinction...

Species: In biology, the most commonly used definition of species was first coined by Ernst Mayr. Species are "groups of actually or potentially interbreeding natural populations which are reproductively isolated from other such groups" (however, see other definitions of species below)....

Culture: :For other uses of Culture or Cultures, see Culture (disambiguation)....