Results 31 to 40 of about 12,814 (219)

The copper deposits of Bor, eastern Serbia: Geology and origin of the deposits [PDF]

open access: yesGeološki Anali Balkanskoga Poluostrva, 2014
The copper deposits of Bor, volcanic activities in the area and relationship of minerals through time are presented by formations within the Cenomanian-Turonian range.
Antonijević Ivan, Mijatović Predrag
doaj   +1 more source

A reappraisal of the Italian record of the Cretaceous pachycormid fish Protosphyraena Leidy, 1857 [PDF]

open access: yes, 2017
The genus Protosphyraena is known mainly from partial remains, consisting of isolated blade-like teeth, conical rostra and scythe-like pectoral fins. This paper provides a new insight into partial specimens of the genus Protosphyraena from the Cretaceous
Amalfitano, Jacopo   +3 more
core   +3 more sources

Microphytoplankton biozonation of late Albian - Turonian succession in Famo-1 well, Gongola Sub Basin, Upper Benue Trough, Nigeria

open access: yesJournal of Applied Sciences and Environmental Management, 2018
A comprehensive palynological (Dinoflagellate Cyst) study of 35 ditch cutting samples recovered from Late Albian to Turonian succession penetrated by Famo-1 well in the Gongola sub Basin, Upper Benue Trough, North East, Nigeria, generated ...
F.O. Amiewalan, F.A. Lucas
doaj   +1 more source

PALEOCLIMATIC INSIGHTS ON THE CENOMANIAN-TURONIAN OCEANIC ANOXIC EVENT (OAE2) FROM NORTHERN IRAQ BASED ON CALCAREOUS NANNOFOSSILS AND GEOCHEMICAL DATA

open access: yesIraqi Geological Journal, 2020
Calcareous nannofossils, mineralogical and geochemical investigations are carried out on the Cenomanian-Turonian boundary of the Gulneri Formation in the Azmir, Dokan and Degala sections, northern Iraq.
Al-Lhaebi, Safwan
doaj   +1 more source

Dinosaur footprints and other Ichnofauna from the Cretaceous Kem Kem Beds of Morocco [PDF]

open access: yes, 2014
We describe an extensive ichnofossil assemblage from the likely Cenomanian-age 'lower' and 'upper' units of the 'Kem Kem beds' in southeastern Morocco.
Baidder, Lahssen   +7 more
core   +4 more sources

Paleoenvironment of the Late Cretaceous (Late Touronian–Early Campanian) Ostarcoda in the Kometan Formation, Dokan Area, Kurdistan region, NE-Iraq

open access: yesKuwait Journal of Science, 2021
In the present study selected the Kometan Formation (Late Turonian - Early Campanian) from Dokan Area, NE-Iraq. In this formation studied ostracoda identified fifteen open ostracoda species belonging to ten genus (Bairdia, Bairdiacypris, Bythocypris ...
zardasht Amhed Taha
doaj   +1 more source

Chukhonastovka – the reference section of the Turonian-Lower Santonian from the Volga-Ilovlya interfluve (the Volga right bank area near Volgograd). Paper 1. The section descriptions [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Серия Науки о Земле
The paper presents detailed biostratigraphical division and lithological characteristics of the Turonian-Lower Santonian interval within the compiled Chukhonastovka section.
Pervushov, Evgeniy Mikhaylovich   +4 more
doaj   +1 more source

Biostratigraphy of Kometan Formation in Khashab Well-1, Hamrin Area, Northeastern Iraq. [PDF]

open access: yesKirkuk Journal of Science, 2019
The present study deals with biostratigraphy of the Kometan from the subsurface section of Khashab well No.1, Hamrin area Northeastern Iraq. Lithologically, the studied Kometan Formation are divided into three units.
Aokab AL-jubory, Majid AL-Mutwali
doaj   +1 more source

Late Cretaceous marine biodiversity dynamics in the Eastern Caucasus, northern Neo-Tethys ocean: Regional imprints of global events [PDF]

open access: yesGeološki Anali Balkanskoga Poluostrva, 2011
During the Late Cretaceous, marine organisms experienced significant changes in their biodiversity. These diversity changes were influenced, particularly, by the Oceanic Anoxic Event 2 near the Cenomanian/Turonian boundary (93.6 Ma).
Ruban Dmitry A.   +2 more
doaj   +1 more source

Latitudinal differences in the amplitude of the OAE-2 carbon isotopic excursion: pCO2 and paleoproductivity [Discussion paper] [PDF]

open access: yes, 2011
A complete, well-preserved record of the Cenomanian/Turonian (C/T) Oceanic Anoxic Event 2 (OAE-2) was recovered from Demerara Rise in the southern North Atlantic Ocean (ODP site 1260).
Bentum, Elisabeth C. van   +3 more
core   +1 more source

Home - About - Disclaimer - Privacy