The Bartonian is, in the International Commission on Stratigraphy's (ICS) geologic time scale, a stage or age in the middle of the Eocene Epoch or Series...

Lutetian is preceded by the Ypresian and is followed by the Bartonian. Together with the Bartonian it is sometimes referred to as the Middle Eocene Subepoch...

Molasses du Castrais, is a geologic formation of Eocene (Ypresian to Bartonian) age, outcropping in the Montagne-Noire region of France. "Petrified fossil...

is an extinct genus of an early whale from Peru that lived during the Bartonian age of the middle Eocene. Perucetus is the largest Eocene whale measuring...

dated to 42 mya. An unnamed fossil from Argentina proves that, by the Bartonian (Middle Eocene), some 39–38 mya, primitive penguins had spread to South...

Ursoidea Temporal range: Bartonian - Present 37–0 Ma PreꞒ Ꞓ O S D C P T J K Pg N Life reconstruction of Cephalogale shareri Brown bear (Ursus arctos)...

2003. The college also published an annual BarTalk until 1994, when the Bartonian was published for one year. Previously, the Barton Common Room was filled...

stages: the Ypresian 56.0 Ma to 47.8 Ma; Lutetian 47.8 Ma to 41.2 Ma; Bartonian 41.2 Ma to 37.71 Ma; and, Priabonian 37.71 Ma to 33.9 Ma. The GSSP for...

that lived during the middle Eocene. The best-dated remains stem from Bartonian strata, but some finds suggest that they could have first appeared during...

best known remains generally suggest that Pachycetus lived during the Bartonian, however, fossil finds have also been recovered from sediments of less...