Web2 days ago · The Fossil Lake deposits of the Green River Formation of Wyoming, a remarkable early Eocene Lagerstätte (51.98 ±0.35 Ma), have produced nearly 30 bat fossils over the last 50 years. However, diversity has thus far been limited to only two bat species. Here, we describe a new species of Icaronycteris based on two articulated skeletons … WebMar 22, 2024 · Our simulations also reveal a mechanism for the large δ 13 C-eccentricity lag at the 400 kyr period observed in Paleocene, Oligocene, and Miocene sections. We …
Eocene Definition & Meaning - Merriam-Webster
WebJun 1, 2013 · Analysis of lithofacies, paleoflow directions, and sandstone petrography of upper Paleocene-lower Eocene paralic and continental sediments exposed along the transpressional suture zone of the western margin of the Indian plate indicate that the process of deformation and uplift of the carbonate shelf in this area had started by late … WebThe Ar-40/Ar-39 data indicate Late Paleocene resetting and shocked zircon dates to 57.99 ± 0.54 Ma, which we interpret as the impact age. Consequently, the Hiawatha impact … city of covington ky property tax due dates
Geochemical indications for the Paleocene-Eocene
WebJun 27, 2016 · The Paleocene–Eocene Thermal Maximum (PETM) is a remarkable climatic and environmental event that occurred 56 Ma ago and has importance for understanding possible future climate change. The Paleocene–Eocene transition is marked by a rapid temperature rise contemporaneous with a large negative carbon isotope excursion (CIE). WebMay 21, 2024 · Eocene Epoch. The Eocene Epoch, second of the five epochs into which the Tertiary Period is divided, lasted from 54 to 38 million years ago. Mammals became the dominant land animals during this epoch. The Eocene Epoch (meaning dawn of the recent period, from the Greek eos, dawn, and koinos, recent), like the other epochs of the … WebJun 18, 2024 · During much of the Paleocene and early Eocene, the poles were free of ice caps, and palm trees and crocodiles lived above the Arctic Circle. Around the time of the Paleocene-Eocene Thermal Maximum, … don howe arsenal