Also found in: Encyclopedia, Wikipedia.
Related to Paleogene: Paleocene, Paleogene Period, Neogene


The oldest of two subdivisions of the Tertiary Period, from about 66 to about 23 million years ago, and including the Paleocene, Eocene, and Oligocene Epochs.

[German Paläogen : paläo-, paleo- + -gen, -gene.]


(Geological Science) a variant spelling of Palaeogene
Mentioned in ?
References in periodicals archive ?
ca que el alto gradiente termal asociado a estos volcanes habria podido tener un impacto significativo en la maduracion termal de la materia organica en cretaceo y los sedimentos paleogene que afectan la sincronizacion de la generacion y migracion del aceite en la cordillera y las colinas del este, un area de la exploracion petrolifera activa y produccion este descubrimiento del volcanismo explosivo joven destacan un peligro geologico potencial serio.
The northern part of the Santa Elena Peninsula is composed by Upper Cretaceous pelagic limestones, followed by Paleogene turbiditic sediments (Baumgartner et al.
BP announced today it has formed a new ownership and operating model with Chevron and ConocoPhillips to focus on moving two significant BP Paleogene discoveries closer to development and provide expanded exploration access in the emerging geologic trend in the deepwater Gulf of Mexico.
Newly discovered Paleogene deltaic sequence in the Katwaz basin Pakistan and its tectonic implications.
Butt, The Paleogene of the Kala Chitta Range, northern Pakistan N.
However, non-neochoristoderes, having effectively disappeared from the record in the Early Cretaceous, unexpectedly reappeared in the Paleogene of Europe (France, Germany, Czech Republic) in the form of the small, lizard-like Lazarussuchus (Hecht, 1992; Evans and Klembara, 2005; Bohme, 2008; Evans et al.
Remarks: According to KARL (1997, 1998, 1999, 2007), due to present knowledge, only two species of the Trionychinae, each of it representing a separate genus, seem to have existed in the Paleogene of Central Europe.
in Patagonia during the Paleogene, Lomatia with three species, and
The Paleogene (Upper Eocene and Oligocene) volcanic rocks and terrigeneous sediments lay over a block of fragmented Precambrian rock complex.
During Late Paleogene until Early Miocene, the convergence South America, Farallon and North America plates produced clockwise rotation in Caribbean Plate, which moved to NE producing a dextral displacement in the suture, generating big milonyte belts in the RFS rocks.