Results 1 to 10 of about 615 (116)

Ausichicrinites zelenskyyi gen. et sp. nov., a first nearly complete feather star (Crinoidea) from the Upper Jurassic of Africa [PDF]

open access: yesRoyal Society Open Science, 2022
Fossil comatulids, referred to as feather stars, are mostly known from highly disarticulated specimens. A single isolated element (centrodorsal) has been the basis for taxonomic description of a vast majority of fossil comatulids.
Mariusz A. Salamon   +5 more
doaj   +2 more sources

Biostratigraphic significance of calcareous dinocysts in the Tithonian of the Pieniny Klippen Belt (southern Poland) [PDF]

open access: yesPeerJ
Biostratigraphic studies of pelagic Tithonian limestones in the Western Tethys are important for regional palaeoenvironmental reconstructions, particularly for determining the onset of the accumulation of Maiolica-type sediments which dominated Early ...
Agnieszka Ciurej   +3 more
doaj   +3 more sources

Insect and Plant Diversity in Hot-Spring Ecosystems during the Jurassic-Cretaceous Boundary from Spain (Aguilar Fm., Palencia) [PDF]

open access: yesBiology, 2022
Hydrothermal palaeoenvironments are very uncommon in Upper Jurassic and Lower Cretaceous deposits worldwide. We present new plant and insect remains from travertines formed during the Jurassic-Cretaceous boundary in northern Spain (Aguilar Fm., Palencia ...
Artai A. Santos   +5 more
doaj   +2 more sources

Failed prey or peculiar necrolysis? Isolated ammonite soft body from the Late Jurassic of Eichstätt (Germany) with complete digestive tract and male reproductive organs [PDF]

open access: yesSwiss Journal of Palaeontology, 2021
Ammonoid soft parts have been rarely described. Here, we document the soft parts of a perisphinctid ammonite from the early Tithonian of Wintershof near Eichstätt (Germany). This exceptional preservation was enabled by the special depositional conditions
Christian Klug   +3 more
doaj   +2 more sources

Diversity of chondrostean fish Coccolepis from the Late Jurassic Solnhofen Archipelago, Southern Germany [PDF]

open access: yesActa Palaeontologica Polonica, 2021
Late Jurassic marine vertebrates are extraordinarily well preserved in several Plattenkalk Lagerstätten in central Europe. Among them, the Solnhofen Archipelago has yielded the very rare fish Coccolepis bucklandi, which was the first fossil ...
ADRIANA LÓPEZ-ARBARELLO, MARTIN EBERT
doaj   +1 more source

First record of chimaeroid fish Ischyodus from the Upper Jurassic of southwestern Gondwana [PDF]

open access: yesActa Palaeontologica Polonica, 2021
This study presents two specimens of Chimaeriformes from Upper Jurassic strata of central Chile. The material was recovered from Tithonian levels of the Baños del Flaco Formation and includes two different individuals, one preserving two articulated ...
Rodrigo A. Otero   +5 more
doaj   +1 more source

The role of forest in geoecological system of the Caucasian Mineral Waters [PDF]

open access: yesСибирский лесной журнал, 2021
The created forest plantations of 9424 hectares in the area of nutrition of mineral springs and around the resort towns of the Caucasian Mineral Waters excluded the pollution of ground and surface waters with fertilizers, created conditions for the ...
A. P. Kazankin
doaj   +1 more source

Tracking Late Jurassic ornithopods in the Lusitanian Basin of Portugal: Ichnotaxonomic implications [PDF]

open access: yesActa Palaeontologica Polonica, 2020
The Sociedade de História Natural in Torres Vedras, Portugal houses an extensive collection of as yet undescribed dinosaur tracks with ornithopod affinities.
Diego Castanera   +4 more
doaj   +1 more source

Stratigraphy of the Krš Gradac section (SW Serbia) [PDF]

open access: yesGeološki Anali Balkanskoga Poluostrva, 2009
In the Krš Gradac section (near to Sjenica, SW Serbia), a transition of a carbonate platform to basin facies are outcropped: Norian-lower Liassic shallow-water carbonates, middle Liassic-lower Dogger Ammonitico Rosso facies, and upper Bathonian into ...
Radoičić Rajka   +2 more
doaj   +1 more source

New erymid lobsters from the Nusplingen and Usseltal formations (Upper Jurassic) of southwest Germany

open access: yesGeologija, 2020
Two new species of Late Jurassic erymid lobsters, Stenodactylina devillezi sp. nov. and Stenodactylina geigerae sp. nov., are described on the basis of isolated, but well-preserved chelipeds from the upper Kimmeridgian of Swabia and the lower Tithonian
Günter SCHWEIGERT, Jürgen HÄRER
doaj   +1 more source

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