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    Academic Journals

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• First Evidence for Wollemi Pine-type Pollen (Dilwynites: Araucariaceae) in South America

  Authors:Mike Macphail, Raymond J. Carpenter, Ari Iglesias, and Peter WilfFrom:PLoS ONE (Vol. 8, Issue 7) Peer-Reviewed

  July 19, 20135,584 words Article 1480LAuthor(s): Mike Macphail 1,*, Raymond J. Carpenter 2, Ari Iglesias 3,4, Peter Wilf 5 Introduction The Southern Hemisphere monkey-puzzle tree family, Araucariaceae, was long believed to comprise two living genera:...

• Paleobathymetry of a Silurian shelf based on brachiopod assemblages: an oxygen isotope test

  Authors:Karem Azmy, Jan Veizer, Jisuo Jin, Paul Copper, and Uwe BrandFrom:Canadian Journal of Earth Sciences (Vol. 43, Issue 3) Peer-Reviewed

  Mar. 20065,342 words Article 1720LAbstract: Primary [delta][sup.18]O signals of 97 brachiopod shells from the Lower Silurian (Llandovery) carbonate succession of Anticosti Island were used to test the hypothesis of water-depth and water-temperature...

• Bottom-Water Conditions in a Marine Basin after the Cretaceous-Paleogene Impact Event: Timing the Recovery of Oxygen Levels and Productivity

  Authors:Claudia Sosa-Montes De Oca, Francisca Martinez-Ruiz, and Francisco Javier Rodriguez-TovarFrom:PLoS ONE (Vol. 8, Issue 12) Peer-Reviewed

  Dec. 13, 20134,188 words Article 1590LAn ultra-high-resolution analysis of major and trace element contents from the Cretaceous-Paleogene boundary interval in the Caravaca section, southeast Spain, reveals a quick recovery of depositional conditions after...

• Mammal faunal change in the zone of the Paleogene hyperthermals ETM2 and H2

  Author:A. E. ChewFrom:Climate of the Past (Vol. 11, Issue 9) Peer-Reviewed

  Sept. 24, 2015380 words Brief article "Hyperthermals" are past intervals of geologically rapid global warming that provide the opportunity to study the effects of climate change on existing faunas over thousands of years. A series of hyperthermals is known...

• A revision of the late Cretaceous-Paleocene eutherian mammal Cimolestes Marsh, 1889

  Author:Richard C. FoxFrom:Canadian Journal of Earth Sciences (Vol. 52, Issue 12) Peer-Reviewed

  Dec. 20159,510 words Report 1530LCimolestes Marsh is a North American eutherian mammal primarily known from latest Cretaceous deposits in Alberta, Wyoming, Saskatchewan, and Montana. At present, five species of Cimolestes are considered valid, all...

• Fossil Plotopterid Seabirds from the Eo-Oligocene of the Olympic Peninsula (Washington State, USA): Descriptions and Functional Morphology

  Authors:Gareth J. Dyke, Xia Wang, and Michael B. HabibFrom:PLoS ONE (Vol. 6, Issue 10) Peer-Reviewed

  Oct. 31, 20118,954 words Article 1410LThe plotopterids (Aves, Plotopteridae) were a group of extinct wing-propelled marine birds that are known from Paleogene-aged sediments (Eocene to Miocene), mostly around the Pacific Rim (especially Japan and the...

• Terrestrial carbon isotope stratigraphy and mammal turnover during post-PETM hyperthermals in the Bighorn Basin, Wyoming, USA.

  Authors:Sarah J. Widlansky, Ross Secord, Kathryn E. Snell, Amy E. Chew, and William C. ClydeFrom:Climate of the Past (Vol. 18, Issue 4) Peer-Reviewed

  Apr. 8, 2022378 words Financial report, Br... Paleogene hyperthermals, including the Paleocene-Eocene Thermal Maximum (PETM) and several other smaller events, represent global perturbations to Earth's climate system and are characterized by warmer temperatures,...

• New Myzopodidae (Chiroptera) from the Late Paleogene of Egypt: Emended Family Diagnosis and Biogeographic Origins of Noctilionoidea

  Authors:Gregg F. Gunnell, Nancy B. Simmons, and Erik R. SeiffertFrom:PLoS ONE (Vol. 9, Issue 2) Peer-Reviewed

  Feb. 4, 20147,255 words Article 1370LAuthor(s): Gregg F. Gunnell 1,*, Nancy B. Simmons 2, Erik R. Seiffert 3 Introduction Myzopodidae is a small family of insectivorous bats that are today endemic to Madagascar. Two living species are recognized:...

• The postcranial skeleton of Cerrejonisuchus improcerus (Crocodyliformes: Dyrosauridae) and the unusual anatomy of dyrosaurids.

  Authors:Isaure Scavezzoni and Valentin FischerFrom:PeerJ (Vol. 9) Peer-Reviewed

  May 10, 202128,712 words Article 1280LDyrosauridae is a clade of neosuchian crocodyliforms that diversified in terrestrial and aquatic environments across the Cretaceous-Paleogene transition. The postcranial anatomy of dyrosaurids has long been overlooked,...

• Primate tarsal bones from Egerkingen, Switzerland, attributable to the middle Eocene adapiform Caenopithecus lemuroides

  Authors:Erik R. Seiffert, Loic Costeur, and Doug M. BoyerFrom:PeerJ (Vol. 3) Peer-Reviewed

  June 23, 201522,039 words Article 1670LThe middle Eocene species Caenopithecus lemuroides, known solely from the Egerkingen fissure fillings in Switzerland, was the first Paleogene fossil primate to be correctly identified as such (by Ludwig Rütimeyer...

• Relict groups of spiny frogs indicate Late Paleogene-Early Neogene trans-Tibet dispersal of thermophile faunal elements.

  Authors:Sylvia Hofmann, Daniel Jablonski, Spartak N. Litvinchuk, Rafaqat Masroor, and Joachim SchmidtFrom:PeerJ (Vol. 9) Peer-Reviewed

  July 15, 20219,196 words Article 1440LBackground The Himalaya-Tibet orogen (HTO) presents an outstanding geologically active formation that contributed to, and fostered, modern Asian biodiversity. However, our concepts of the historical biogeography of its...

• A new species of the large-headed coastal marine turtle Solnhofia (Testudinata, Thalassochelydia) from the Late Jurassic of NW Switzerland.

  Authors:Jérémy Anquetin and Christian PüntenerFrom:PeerJ (Vol. 8) Peer-Reviewed

  Nov. 12, 202020,497 words Article 1270LBackground The large-headed turtle Solnhofia parsonsi is known by a handful of specimens from the Late Jurassic of Germany and Switzerland (maybe also France). Solnhofia parsonsi is traditionally regarded as a...

• The first hyaenodont from the late Oligocene Nsungwe Formation of Tanzania: Paleoecological insights into the Paleogene-Neogene carnivore transition

  Authors:Matthew R. Borths and Nancy J. StevensFrom:PLoS ONE (Vol. 12, Issue 10) Peer-Reviewed

  Oct. 11, 201714,596 words Report 1430LThroughout the Paleogene, most terrestrial carnivore niches in Afro-Arabia were occupied by Hyaenodonta, an extinct lineage of placental mammals. By the end of the Miocene, terrestrial carnivore niches had shifted to...

• North Atlantic marine biogenic silica accumulation through the early to middle Paleogene: implications for ocean circulation and silicate weathering feedback.

  Authors:Jakub Witkowski, Karolina Brylka, Steven M. Bohaty, Elżbieta Mydlowska, Donald E. Penman, and Bridget S. WadeFrom:Climate of the Past (Vol. 17, Issue 5) Peer-Reviewed

  Sept. 29, 2021428 words Article The Paleogene history of biogenic opal accumulation in the North Atlantic provides insight into both the evolution of deepwater circulation in the Atlantic basin and weathering responses to major climate shifts. However,...

• Testing for the Effects and Consequences of Mid Paleogene Climate Change on Insect Herbivory

  Authors:Torsten Wappler, Conrad C. Labandeira, Jes Rust, Herbert Frankenhauser, and Volker WildeFrom:PLoS ONE (Vol. 7, Issue 7) Peer-Reviewed

  July 18, 20128,893 words Article 1580LBackground The Eocene, a time of fluctuating environmental change and biome evolution, was generally driven by exceptionally warm temperatures. The Messel (47.8 Ma) and Eckfeld (44.3 Ma) deposits offer a rare...

• Marked decline in atmospheric carbon dioxide concentrations during the Paleogene

  Authors:Mark Pagani, James C. Zachos, Katherine H. Freeman, Brett Tipple, and Stephen BohatyFrom:Science (Vol. 309, Issue 5734) Peer-Reviewed

  July 22, 20053,590 words Article 1690LThe relation between the partial pressure of atmospheric carbon dioxide (pC[O.sub.2]) and Paleogene climate is poorly resolved. We used stable carbon isotopic values of di-unsaturated alkenones extracted from deep sea...

• Origin and Diversification of Major Clades in Parmelioid Lichens (Parmeliaceae, Ascomycota) during the Paleogene Inferred by Bayesian Analysis

  Authors:Guillermo Amo de Paz, Paloma Cubas, Pradeep K. Divakar, H. Thorsten Lumbsch, and Ana CrespoFrom:PLoS ONE (Vol. 6, Issue 12) Peer-Reviewed

  Dec. 8, 20117,814 words Article 1480LThere is a long-standing debate on the extent of vicariance and long-distance dispersal events to explain the current distribution of organisms, especially in those with small diaspores potentially prone to...

• An early bothremydid (Testudines, Pleurodira) from the Late Cretaceous (Cenomanian) of Utah, North America

  Authors:Walter G. Joyce, Tyler R. Lyson, and James I. KirklandFrom:PeerJ (Vol. 4) Peer-Reviewed

  Sept. 28, 20168,388 words Article 1560LBackground Bothremydidae is a clade of extinct pleurodiran turtles known from the Cretaceous to Paleogene of Africa, Europe, India, Madagascar, and North and South America. The group is most diverse during the Late...

• Offshore bedrock geology of Eclipse Sound and Pond Inlet: connecting the structure and stratigraphy of Bylot and northern Baffin islands.

  Authors:Lisel D. Currie, Tom A. Brent, and Elizabeth C. TurnerFrom:Canadian Journal of Earth Sciences (Vol. 57, Issue 10) Peer-Reviewed

  Oct-Nov 202010,408 words Article 1530LUnderstanding the Mesoproterozoic and younger structural history of the Eclipse Sound/Pond Inlet area is essential for the interpretation of its Archean to Paleoproterozoic geological history and could have important...

• Historical airs. (Climate Science)

  From:Science (Vol. 299, Issue 5613) Peer-Reviewed

  Mar. 14, 2003198 words Brief article Records of terrestrial paleotemperatures are difficult to assemble. Unlike marine environments, there is a lack of reliable proxies for temperature, and inferences must often be made based on modeling and inexact...