Results 31 to 40 of about 60,372 (190)

Choristers of the Jurassic [PDF]

open access: yesProceedings of the National Academy of Sciences, 2012
The production of acoustic signals is among the most important behaviors in animal communication, because sending and receiving messages using sound is essential for the survival and success of almost all kinds of animals. However, the reconstruction of the evolutionary history of acoustic performance is a major challenge.
openaire   +2 more sources

Late Jurassic selachians (Chondrichthyes, Elasmobranchii) from southern Germany: Re-evaluation on taxonomy and diversity [PDF]

open access: yes, 2004
The record and taxonomy of Late Jurassic selachians from southern Germany is reviewed and discussed. The conservation lagerstätten of Nusplingen and the Solnhofen area are outstanding because they yielded numerous entire skeletons.
Klug, S   +4 more
core   +1 more source

New specimens of the basal ornithischian dinosaur Lesothosaurus diagnosticus Galton, 1978 from the Early Jurassic of South Africa [PDF]

open access: yes, 2016
We describe new specimens of the basal ornithischian dinosaur Lesothosaurus diagnosticus Galton, 1978 collected from a bonebed in the Fouriesburg district of the Free State, South Africa.
Choiniere, JN   +4 more
core   +6 more sources

Research on rock mechanics parameters of the Jurassic-Cretaceous reservoir in the Sikeshu sag, Junggar Basin, China

open access: yesDizhi lixue xuebao, 2022
Structural analysis and reservoir evaluation has become increasingly important as petroleum exploration keeps making breakthroughs in the foreland of the southern Junggar Basin. However, the research on rock mechanical parameters which is closely related
ZHAO Jinyong   +4 more
doaj   +1 more source

The discovery of Isocrinus cf. robustus from the Lias Group (Lower Jurassic) near Dunrobin Castle, Sutherland, Scotland [PDF]

open access: yes, 2009
A single stem section (pluricolumnal) belonging to a post-Palaeozoic crinoid (sea lily) is reported from a small outcrop of Lower Jurassic Lias Group strata exposed in low cliff near Dunrobin Castle.
Clark, N.   +3 more
core   +1 more source

Jurassic stratigraphy of East Greenland

open access: yesGEUS Bulletin, 2021
The East Greenland Rift Basin comprises a series of Jurassic subbasins with different crustal configurations, and somewhat different tectonic histories and styles.
Finn Surlyk   +10 more
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 giant pliosaurid that wasn’t—revising the marine reptiles from the Kimmeridgian, Upper Jurassic, of Krzyżanowice, Poland [PDF]

open access: yesActa Palaeontologica Polonica, 2021
Marine reptiles from the Upper Jurassic of Central Europe are rare and often fragmentary, which hinders their precise taxonomic identification and their placement in a palaeobiogeographic context.
Daniel Madzia   +2 more
doaj   +1 more source

The oldest “intermetamorphic” larva of an achelatan lobster from the Lower Jurassic Posidonia Shale, South Germany [PDF]

open access: yesActa Palaeontologica Polonica, 2019
Achelatan lobsters, also known as spiny and slipper lobsters, develop via a highly specialised larval form. This special larva, phyllosoma, is flat, translucent, possesses elongate legs and can grow to enormous sizes.
Joachim T. Haug   +2 more
doaj   +1 more source

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