Results 21 to 30 of about 36,121 (307)

Indigenous demosponge spicules in a Late Devonian stromatoporoid basal skeleton from the Frasnian of Belgium [PDF]

open access: yes, 2014
This paper records the first example of a demosponge spicule framework in a single specimen of a Devonian stromatoporoid from the Frasnian of southern Belgium.
Alvarez   +51 more
core   +1 more source

The perception of palaeontology in commercial off-the-shelf video games and an assessment of their potential as educational tools [PDF]

open access: yesGeoscience Communication, 2022
Video games now comprise the largest sector of the media entertainment industry. Hundreds of video games, spanning a huge variety of genres and platforms, use extinct animals and/or palaeontological themes as a basis for their gameplay.
T. Clements   +6 more
doaj   +1 more source

Barremian and Aptian (Cretaceous) sharks and rays from Speeton, Yorkshire, north-east England [PDF]

open access: yes, 2004
Bulk sampling of a number of horizons within the upper part of the Speeton Clay Type section has produced teeth and other remains of sharks and rays from several poorly studied horizons.
Applegate   +34 more
core   +1 more source

New orogenic type gold occurrences in the Uyanga ore knot (Central Mongolia) [PDF]

open access: yesE3S Web of Conferences, 2019
The Khangay-Khentey belt is located in central Mongolia (Central Asian Orogenic Belt). The Uyanga ore knot district of the Khangay metallogenic zone are hosted by the lower-middle Devonian volcanogenic-sedimentary Erdenetsogt formation. The new Burgetei,
Sodov Ariunbileg   +6 more
doaj   +1 more source

A problematic zygopleuroid gastropod Acanthostrophia revisited [PDF]

open access: yes, 2010
SEM examination of the type series of Acathostrophia acanthica CONTI & FISCHER, 1984 from Middle Jurassic of Italy has shown that this gastropod most likely belongs to the family Protorculidae as previously suggested by NÜTZEL (1998).
Conti, Maria Alessandra, Kaim, Andrzej
core   +1 more source

The Upper Famennian Ketleri Formation of Latvia: new data on the fauna and flora from tide-dominated delta deposits in a seasonal climate [PDF]

open access: yesEstonian Journal of Earth Sciences
Combined sedimentological and palaeontological studies of the vertebrate fossil-bearing deposits of the Upper Devonian, Upper Famennian Ketleri Formation have provided new data on the sedimentary environment of the deposits, as well as on taxonomic and ...
Ervīns Lukševičs   +4 more
doaj   +1 more source

Caudal pneumaticity and pneumatic hiatuses in the sauropod dinosaurs Giraffatitan and Apatosaurus [PDF]

open access: yes, 2013
Skeletal pneumaticity is found in the presacral vertebrae of most sauropod dinosaurs, but pneumaticity is much less common in the vertebrae of the tail.
Taylor, Michael P, Wedel, Mathew J.
core   +3 more sources

Croatian diatomites and their possible application as a natural insecticide

open access: yesGeologia Croatica, 2017
In recent decades, there has been an increase in the use of diatomaceous earth (DE) as a natural insecticide because of its low mammalian toxicity, worker safety, low risk of food residues and the occurrence of resistant insect populations associated ...
Ines Galović   +7 more
doaj   +1 more source

Recent Advances in Geomathematics in Croatia: Examples from Subsurface Geological Mapping and Biostatistics

open access: yesGeosciences, 2020
Geomathematics is extremely important in geosciences, particularly in the geology. The key for any geomathematical analysis is the definition of a typical model to be applied for further prognosis, either through deterministic or stochastic approaches ...
Tomislav Malvić   +6 more
doaj   +1 more source

New Bathonian (Middle Jurassic) sauropod remains from the Valtos Formation, Isle of Skye, Scotland [PDF]

open access: yes, 2016
The discovery of a sauropod tooth and a single sauropod footprint from the Valtos Formation supplements our knowledge of these dinosaurs from the Middle Jurassic of the Isle of Skye.
Clark, Neil D.L., Gavin, Patrick
core   +4 more sources

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