Paläontologie, Geobiologie: Recent submissions
Anzeige der Dokumente 41-65 von 380
-
Pleistocene freshwater ostracods from the Homo erectus site at Bilzingsleben, Germany—Review of historic collection and unpublished manuscript material for palaeoenvironmental reconstruction
; (Geoarchaeology, 2023-04-12)
Abstract We provide a review of micropalaeontological research on Ostracoda from the Middle ...
-
A myricaceous male inflorescence with pollen in situ from the middle Eocene of Europe
(Palaeobiodiversity and Palaeoenvironments, 2021-04-28)The late middle Eocene lacustrine filling of a maar lake at Eckfeld (Eifel Hills, Rhineland-Palatinate, western Germany) has provided four specimens of male inflorescences (catkins) in different stages of anthesis, each ... -
A new middle Miocene lineage based on taxonomic revision of the large and rare cricetid-rodent genus Lartetomys
; ; ; (Palaeobiodiversity and Palaeoenvironments, 2021-05-13)
Large-sized cricetid rodents (Cricetodotontini) immigrated to Central Europe at the beginning of the Middle Miocene Climate Transition at ca. 15 My and are thus of great value for biostratigraphic and palaeoecologic purposes. ... -
The Permian–Triassic boundary section at Baghuk Mountain, Central Iran: carbonate microfacies and depositional environment
; ; ;; ; (Palaeobiodiversity and Palaeoenvironments, 2021-11-03)
Sections at Baghuk Mountain, 45 km NNW of Abadeh (Central Iran), have excellent exposures of fossiliferous marine Late Permian to Early Triassic sedimentary successions. Detailed bed-by-bed sampling enables the analysis ... -
Diversity patterns of Middle Permian gastropod assemblages from the Tak Fa Formation, Central Thailand
; ; (Palaeobiodiversity and Palaeoenvironments, 2021-05-07)
Middle Permian marine invertebrate assemblages from Central Thailand are strongly dominated by gastropods. Two gastropod assemblages from the Tak Fa Limestone at Khao Noi and Khao Chao Thong of the Nakhon Sawan area are ... -
Influence of abiotic and biotic factors on benthic marine community composition, structure and stability: a multidisciplinary approach to molluscan assemblages from the Miocene of northern Germany
; ; ; ; (Papers in Palaeontology, 2023-06-07)
The Miocene mica‐clay deposits of Groß Pampau (northern Germany) are well known for their diverse assemblages of marine mammals. Despite numerous systematic and biostratigraphic studies, an in‐depth palaeoecological analysis ... -
A carbonate corrosion experiment at a marine methane seep: The role of aerobic methanotrophic bacteria
; ;; ; ; ; ; (Geobiology, 2023-02-12)
Methane seeps are typified by the formation of authigenic carbonates, many of which exhibit corrosion surfaces and secondary porosity believed to be caused by microbial carbonate dissolution. Aerobic methane oxidation and ... -
Planktic foraminiferal response to an early Paleocene transient warming event and biostratigraphic implications
; ; ; ; ; (International Journal of Earth Sciences, 2021-02-22)
The Latest Danian Event (LDE, ~ 62.2 Ma) is characterized by global changes in the carbon cycle as indicated by two negative δ13C excursions of up to ~ 1‰. These δ13C shifts are accompanied by a 2–3 °C warming of both ... -
Modern brackish bryostromatolites (“bryoliths”) from Zeeland (Netherlands)
; ; ; (Palaeobiodiversity and Palaeoenvironments, 2021-06-17)
Bryostromatolites are found in stressed environments from the Paleozoic to the Recent. They are formed by alternating layers of bryozoans and microbes. This study investigates recent bryostromatolites in brackish ponds in ... -
Salinity effects on cultured Neogloboquadrina pachyderma (sinistral) from high latitudes: new paleoenvironmental insights
; ; ; ; (Geo-Marine Letters, 2021-01-05)
This study presents culture experiments of the cold water species Neogloboquadrina pachyderma (sinistral) and provides new insights into the incorporation of elements in foraminiferal calcite of common and newly established ... -
NPP-ID: Non-Pollen Palynomorph Image Database as a research and educational platform
; ; ; (Vegetation History and Archaeobotany, 2021-08-30)
Non-pollen palynomorphs (NPPs) form a large group of biological objects found in palynological slides besides pollen grains. This includes various remains of algae and fungi, shells, resting stages and eggs of invertebrates, ... -
ArchbotLit—the archaeobotanical literature database: an update of the search engine for literature on archaeological remains of cultivated plants since 1981
; ; ; ; (Vegetation History and Archaeobotany, 2020-09-13)
The online Archaeobotanical Literature Database (ArchbotLit) is an important tool for getting targeted access to archaeobotanical publications. It offers the opportunity for archaeobotanists, archaeologists, freelancers, ... -
Benthic Foraminifera of the Agulhas Bank coastal shelf in the vicinity of Plettenberg Bay, South Africa: a reconnaissance survey
; (Geo-Marine Letters, 2021-04-16)
The study area is located on the inner Agulhas Bank around Plettenberg Bay, southern Cape Province, South Africa (Fig. 1). The Agulhas Bank is a transitional environment between the cold-temperate Benguela Current regime ... -
Testing the success of palaeontological methods in the delimitation of clam shrimp (Crustacea, Branchiopoda) on extant species
; ; ; ; (Palaeontology, 2023-01-16)
Fossil spinicaudatan taxonomy heavily relies on carapace features (size, shape, ornamentation) and palaeontologists have greatly refined methods to study and describe carapace variability. Whether carapace features alone ... -
Fossilized soft tissues in Palaeozoic bryozoans
(Papers in Palaeontology, 2023-02-23)
Thin sections of three Palaeozoic bryozoans reveal fossilized soft tissues that show the position of organic cuticle and internal structures such as the membranous sac and gut. The fossilization occurred apparently due to ... -
Late Devonian (Famennian) to Carboniferous (Mississippian-Pennsylvanian) conodonts from the Anarak section, Central Iran
; ;; (Palaeobiodiversity and Palaeoenvironments, 2021-01-09)
A relatively complete conodont record from Famennian to the Mississippian/Pennsylvanian boundary was investigated in the Anarak section, Central Iran. The studied interval belongs to the Bahram, Shishtu, Ghaleh and Absheni ... -
A partial skeleton of Septencoracias from the early Eocene London Clay reveals derived features of bee-eaters (Meropidae) in a putative stem group roller (Aves, Coracii)
(Palaeobiodiversity and Palaeoenvironments, 2021-09-13)
A partial skeleton of the putative stem group roller Septencoracias is described from the early Eocene London Clay of Walton-on-the-Naze (Essex, UK). With an age of about 55 million years, the bones represent one of the ... -
Review of Devonian-Carboniferous Boundary sections in the Rhenish Slate Mountains (Germany)
; ; (Palaeobiodiversity and Palaeoenvironments, 2021-03-25)
Thirty Devonian-Carboniferous Boundary sections of the Rhenish Slate Mountains and adjacent subsurface areas are reviewed with respect to litho-, event, conodont, ammonoid, sequence, and chemostratigraphy. In the interval ... -
The early Cenomanian crippsi Event at Lüneburg (Germany): palaeontological and stratigraphical significance of a widespread Late Cretaceous bioevent
(Palaeobiodiversity and Palaeoenvironments, 2021-01-07)The early Cenomanian crippsi Event comprises a 1–3-m-thick interval characterised by mass occurrences of the early Cenomanian inoceramid Gnesioceramus crippsi, identified in the uppermost Sharpeiceras schlueteri Subzone ... -
Youngest Cretaceous dinosaur tracksite from the Middle East (Maastrichtian, Farrokhi Formation, Central Iran)
(Palaeobiodiversity and Palaeoenvironments, 2021-12-07)A late early Maastrichtian dinosaur trampling site is reported from the Farrokhi Formation of the Khur area, Central Iran. The largely indeterminate footprints, some of which may represent undertracks, can be classified ... -
Microbial biosignatures in ancient deep‐sea hydrothermal sulfides
; ; ; (Geobiology, 2022-12-16)
Deep‐sea hydrothermal systems provide ideal conditions for prebiotic reactions and ancient metabolic pathways and, therefore, might have played a pivotal role in the emergence of life. To understand this role better, it ... -
Palaeoecological analysis of maximum flooding zones from the Tithonian (Upper Jurassic) of the Kachchh Basin, western India
(Facies, 2020-12-24)The siliciclastic Jhuran Formation of the Kachchh Basin, a rift basin bordering the Malagasy Seaway, documents the filling of the basin during the late syn-rift stage. The marine, more than 700-m-thick Tithonian part of ... -
Microbial-, fusulinid limestones with large gastropods and calcareous algae: an unusual facies from the Early Permian Khao Khad Formation of Central Thailand
; ; ; (Facies, 2020-07-14)
The Early Permian (Kungurian) Khao Khad Formation of Central Thailand consists mostly of carbonates deposited on the western margin of the Indochina Terrane. This formation has yielded unusual microbial-fusulinid limestones ... -
Depth-distribution of lake benthic diatom assemblages in relation to light availability and substrate: implications for paleolimnological studies
; ; ; (Journal of Paleolimnology, 2020-06-25)
We analyzed the depth distributions of benthic diatoms in two adjacent, but hydrologically distinct subalpine lakes (Lakes Soiernseen, S-Germany). Lake Unterer Soiernsee is affected by marked water-level fluctuations and ... -
Genetic and morphologic determination of diatom community composition in surface sediments from glacial and thermokarst lakes in the Siberian Arctic
(Journal of Paleolimnology, 2020-05-30)Lakes cover large parts of the climatically sensitive Arctic landscape and respond rapidly to environmental change. Arctic lakes have different origins and include the predominant thermokarst lakes, which are small, young ...
