Results 241 to 250 of about 106,743 (301)

Gas Injection in Lower Cretaceous Reservoirs

open access: yes, 2017
Paterson, Duncan   +2 more
openaire   +1 more source

Integrated stratigraphy of the lower Danubian Cretaceous Group (lower Upper Cretaceous, southern Germany)

2023
The Danubian Cretaceous Group (DCG; Bavaria, SE-Germany) represents the deposits of one of the most pronounced sea-level rises in the Phanerozoic. Integrated stratigraphy (litho-, sequence-, and chemostratigraphy) and (micro-) facies analysis of the Lower Cenomanian–Middle Turonian strata of the DCG based on new drill cores from the north of Regensburg
Metzner, Niklas   +3 more
openaire   +1 more source

Lower Cretaceous pterosaurs from Colombia

Cretaceous Research, 2020
Abstract The global fossil record of lowermost Cretaceous pterosaurs is meagre, and much of the material is fragmentary. Here we report three occurrences of pterosaurs from the Rosablanca Formation (Valanginian), the first records of this extinct group of flying reptiles from Colombia.
Edwin-Alberto Cadena   +2 more
openaire   +1 more source

An exceptionally preserved Lower Cretaceous ecosystem

Nature, 2003
Fieldwork in the Early Cretaceous Jehol Group, northeastern China has revealed a plethora of extraordinarily well-preserved fossils that are shaping some of the most contentious debates in palaeontology and evolutionary biology. These discoveries include feathered theropod dinosaurs and early birds, which provide additional, indisputable support for ...
Zhonghe, Zhou   +2 more
openaire   +2 more sources

Lower Cretaceous Fleas

Nature, 1970
Two fleas have been collected in association with abundant remains of fish, plants, phyllopod Crustacea (Conchostraca, Anostraca and Cladocera) and other insects in a Lower Cretaceous siltstone at Koonwarra, southern Gippsland, Australia. The insect fauna consists mainly of the aquatic immature stages of Ephemeroptera (mayflies), Diptera (midges ...
openaire   +2 more sources

Lower Cretaceous Orbitolinas from Venezuela

Micropaleontology, 1996
Two Orbitolina species were found in the Late Aptian-Early Albian of Venezuela. The first one, Orbitolina (Mesorbitolina) pervia Douglass 1960 was collected in the Eastern allochthonous area, at Bergantin, La Maravilla, in the Chimana Formation. This species is well known in different Tethyan regions. The second one, Orbitolina (Mesorbitolina) ovalis n.
Agnes Görög   +2 more
openaire   +1 more source

Lower Cretaceous Sediments From The Northwest Pacific

Science, 1966
The first occurrence of deep-sea Lower Cretaceous (Albian) sediments in the Pacific Ocean is reported from the Shatsky Rise at 31°51′N, 157°20′E. Seismic-profile records indicate that the core was taken between the extensive seismic reflectors A′ and B′.
M, Ewing   +3 more
openaire   +2 more sources

Cretaceous geology of Lower California

1935
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
Anderson, Frank Marion, Hanna, G Dallas
openaire   +1 more source

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