Oligocene
adjective
- geological epoch following the Eocene and preceding the Miocene
Wiktionary
adj
Etymology: From German Oligozän (originally spelt Oligocän, coined in 1854). By surface analysis, oligo- + -cene.
- Of a geologic epoch within the Paleogene period from about 34 to 23 million years ago; marked by the rapid evolution in a warm climate.
name
Etymology: From German Oligozän (originally spelt Oligocän, coined in 1854). By surface analysis, oligo- + -cene.
- The Oligocene epoch.