Now, evidence suggests that some of these spiral-shaped species did manage to persist after all. Recent analysis of ammonite ...
Rain gauges did not exist millions of years ago. Instead, researchers turn to indirect clues left behind in rocks, soils, and ...
Evidence for ammonite survival into the Paleogene era is solid, a new study confirms, indicating that these ancient mollusks ...
To understand how global warming could influence future climate, scientists look to the Paleogene Period that began 66 ...
Fossils from Denmark suggest ammonites survived the asteroid extinction far longer than believed, raising new questions about ...
One of the standout findings from the Paleogene record is that rainfall patterns shifted dramatically during periods of ...
A massive trove of global fossil data has revealed variations in how elasmobranch species – sharks, skates, and rays – recovered after the Cretaceous-Paleogene (K-Pg) mass extinction event. Among the ...
The Paleogene Santa Rosa local fauna: introduction / Kenneth E. Campbell, Jr. -- The Paleogene Santa Rosa local fauna of Amazonian Peru / Kenneth E. Campbell, Jr., Carl David Frailey, Lidia ...