Results 1 to 10 of about 384 (104)

Palaeohistology of Macrospondylus bollensis (Crocodylomorpha: Thalattosuchia: Teleosauroidea) from the Posidonienschiefer Formation (Toarcian) of Germany, with insights into life history and ecology. [PDF]

open access: yesAnat Rec (Hoboken)
AbstractThe Posidonienschiefer Formation of southern Germany has yielded an array of incredible fossil vertebrates. One of the best represented clades therein is Teleosauroidea, a successful thalattosuchian crocodylomorph group that dominated the coastlines.
Johnson MM   +3 more
europepmc   +8 more sources

Evaluating the Existence of Vertebrate Deadfall Communities from the Early Jurassic Posidonienschiefer Formation [PDF]

open access: yesGeosciences, 2022
Large vertebrate carcasses contain significant amounts of nutrients that upon death are transferred from the water column to the benthos, enriching the immediate environment.
Erin E. Maxwell   +5 more
doaj   +9 more sources

Investigating the Behavior of Sedimentary Mercury (Hg) During Burial‐Related Thermal Maturation [PDF]

open access: yesGeochemistry, Geophysics, Geosystems
Understanding the behavior of mercury (Hg) in organic‐rich sediments as they undergo thermal maturation is important, for example, because enrichment of Hg in sedimentary deposits has become a widely used proxy for volcanism from Large Igneous Provinces (
A. O. Indraswari   +5 more
doaj   +7 more sources

Palaeoepidemiology in extinct vertebrate populations: factors influencing skeletal health in Jurassic marine reptiles [PDF]

open access: yesRoyal Society Open Science, 2019
Palaeoepidemiological studies related to palaeoecology are rare, but have the potential to provide information regarding ecosystem-level characteristics by measuring individual health.
Judith M. Pardo-Pérez   +2 more
doaj   +2 more sources

A New Large †Pachycormiform (Teleosteomorpha: †Pachycormiformes) from the Lower Jurassic of Germany, with Affinities to the Suspension-Feeding Clade, and Comments on the Gastrointestinal Anatomy of Pachycormid Fishes [PDF]

open access: yesDiversity, 2022
Pachycormiformes is a diverse clade of stem-teleost actinopterygian fishes with a stratigraphic range from the Lower Jurassic (Toarcian) to Upper Cretaceous (Maastrichtian).
Samuel L. A. Cooper   +3 more
doaj   +3 more sources

A new specimen of Plesiopterys wildi reveals the diversification of cryptoclidian precursors and possible endemism within European Early Jurassic plesiosaur assemblages [PDF]

open access: yesPeerJ
Background A virtually complete and articulated plesiosaur skeleton (MH 7) is described from the Lower Jurassic (Toarcian) Posidonienschiefer Formation near Holzmaden in southern Germany. Plesiosaur remains are rare in this rock unit compared to those of
Miguel Marx   +5 more
doaj   +3 more sources

Distraction sinking and fossilized coleoid predatory behaviour from the German Early Jurassic. [PDF]

open access: yesSwiss J Palaeontol, 2021
Exceptional fossil preservation is required to conserve soft-bodied fossils and even more so to conserve their behaviour. Here, we describe a fossil of a co-occurrence of representatives of two different octobrachian coleoid species. The fossils are from
Klug C   +3 more
europepmc   +2 more sources

The Monotis–Dactylioceras Bed in the Posidonienschiefer Formation (Toarcian, southern Germany): condensed section, tempestite, or tsunami-generated deposit?

open access: yesPalaontologische Zeitschrift, 2015
The Monotis–Dactylioceras Bed in the Toarcian Posidonienschiefer Formation is a conspicuous shell accumulation, which was used as marble in the late eighteenth century of Bavaria. The shell bed is characterized by left valves of the bivalve Meleagrinella substriata (von Munster) and local accumulations of the ammonite Dactylioceras athleticum (Simpson),
Gernot Arp
exaly   +3 more sources

A re-description of the teleosauroid Macrospondylus bollensis (Jaeger, 1828) from the Posidonienschiefer Formation of Germany

open access: yesPalaontologische Zeitschrift
Abstract Teleosauroid crocodylomorphs were a successful, diverse and abundant clade that expanded near-globally during the Jurassic Period. Teleosauroids are commonly found in Toarcian strata (Early Jurassic) within Europe, with multiple unique specimens pertaining to four taxa having been discovered in the Posidonienschiefer Formation ...
Michela M Johnson   +2 more
exaly   +2 more sources

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