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Elephants Elephants - Wildpro - Twycross Zoo

Elephants Elephants - Wildpro - Twycross Zoo

Elephants Elephants - Wildpro - Twycross Zoo

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The woolly mammoth (M. primigenius) is thought to have become extinct some10,000 to 20,000 years ago.Table I. EVOLUTION OF THE PROBOSCIDSERA PERIOD MAJOR DIVISION ELEPHANT EVOLUTIONElephasCAINOZOICQUATERNARYTERTIARYHOLOCENE (recent)10,000 yrs since startPLEISTOCENE1 mill. yrs. since startPLIOCENE13 mill. yrs. since startMIOCENE27 mill. yrs. since startOLIGOCENE37 mill. yrs. since startLoxodontaMammuthus (?)Elephantids (Eur, As, N.A.)Mastodontids (N.A.)Dinotheres (Eur, As, Af)Stegodontids (Eur, As)Elephantidae arose. Primelephas (mostprimitive from which others may haveevolved), Loxodonta, Elephas andMammuthus.Dinotheres (Eur, As, Af)Mastodontids (Eur, As, N.A)Stegodontids (As)Dinotheres (Eur, As,Af),Mastodontids (Eur, As, Af, N.A.)Stegodontids (As)Moeritherium , Phiomia ,PalaeomastodonMastodontidsEOCENE52 mill. yrs. since startEarliest proboscidean genusMoeritherium (Gomphotheriidae) inEgypt11

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