Paleocene
E721105
The Paleocene was an early Cenozoic epoch, roughly 66–56 million years ago, marked by the recovery of life after the dinosaur-extinction event and the rapid diversification of mammals.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Paleocene canonical | 6 |
| Paleocene Epoch | 1 |
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
chronostratigraphic unit
ⓘ
geologic epoch ⓘ |
| characterizedBy |
absence of polar ice sheets
ⓘ
decline of non-avian dinosaurs ⓘ development of modern coral reefs in some regions ⓘ evolution of early carnivorous mammals ⓘ evolution of early primate relatives ⓘ evolution of early ungulate-like mammals ⓘ evolution of large flightless birds in some regions ⓘ expansion of angiosperm-dominated forests ⓘ high atmospheric CO2 levels ⓘ radiation of birds ⓘ radiation of mammals ⓘ recovery of biodiversity after mass extinction ⓘ relatively low diversity of marine plankton compared to later Cenozoic ⓘ warm global climate ⓘ |
| climateEventNearEnd | Paleocene–Eocene Thermal Maximum precursor changes ⓘ |
| climateTrend | generally warm and equable ⓘ |
| contains |
Danian age
NERFINISHED
ⓘ
Selandian age ⓘ Thanetian age NERFINISHED ⓘ |
| correlatesWith |
Danian Stage
NERFINISHED
ⓘ
Selandian Stage NERFINISHED ⓘ Thanetian Stage NERFINISHED ⓘ |
| definedBy | International Commission on Stratigraphy NERFINISHED ⓘ |
| end | approximately 56 million years ago ⓘ |
| follows | Cretaceous ⓘ |
| lowerBoundaryCoincidesWith | iridium-rich clay layer at K–Pg boundary ⓘ |
| lowerBoundaryDefinedBy | first appearance of the planktonic foraminiferan Globigerina eugubina ⓘ |
| marineLife |
recovery and diversification of teleost fishes
ⓘ
recovery of ammonite-free marine ecosystems ⓘ |
| nameCoinedBy | Paul Gervais NERFINISHED ⓘ |
| nameMeaning | ancient recent ⓘ |
| partOf |
Cenozoic Era
NERFINISHED
ⓘ
Paleogene Period NERFINISHED ⓘ |
| precedes | Eocene ⓘ |
| start | approximately 66 million years ago ⓘ |
| startEvent | Cretaceous–Paleogene extinction event NERFINISHED ⓘ |
| stratotypeRegion | Danish Basin NERFINISHED ⓘ |
| terrestrialFauna |
absence of large non-avian dinosaur megafauna
ⓘ
small-bodied mammals dominant ⓘ |
| terrestrialFlora | broadleaf evergreen forests at high latitudes ⓘ |
| usedIn |
geologic time scale
ⓘ
paleoclimatology ⓘ paleontology ⓘ stratigraphy ⓘ |
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Paleocene Epoch