第三紀中新世,第三紀中新統第三紀中新世的,第三紀中新統的
Miocene \Mi"o*cene\, a. [Gr. ? less + ? new, fresh, recent.] (Geol.) Of or pertaining to the middle division of the Tertiary. -- n. The Miocene period. See {Chart} of {Geology}.
Miocene n : from 25 million to 13 million years ago; appearance of grazing mammals [syn: {Miocene epoch}]