Results 1 to 10 of about 177 (140)

Polyplacophoran Feeding Traces on Mediterranean Pliocene Sirenian Bones: Insights on the Role of Grazing Bioeroders in Shallow-Marine Vertebrate Falls [PDF]

open access: yesLife, 2023
Chitons (Polyplacophora) include some of the most conspicuous bioeroders of the present-day shallow seas. Abundant palaeontological evidence for the feeding activity of ancient chitons is preserved in the form of radular traces that are usually found on ...
Alberto Collareta   +5 more
doaj   +2 more sources

Lower cretaceous avian-dominated, theropod, thyreophoran, pterosaur and turtle track assemblages from the Tugulu Group, Xinjiang, China: ichnotaxonomy and palaeoecology [PDF]

open access: yesPeerJ, 2021
Rich tetrapod ichnofaunas, known for more than a decade, from the Huangyangquan Reservoir (Wuerhe District, Karamay City, Xinjiang) have been an abundant source of some of the largest Lower Cretaceous track collections from China.
Lida Xing   +12 more
doaj   +3 more sources

Stat-tracks and mediotypes: powerful tools for modern ichnology based on 3D models [PDF]

open access: yesPeerJ, 2018
Vertebrate tracks are subject to a wide distribution of morphological types. A single trackmaker may be associated with a range of tracks reflecting individual pedal anatomy and behavioural kinematics mediated through substrate properties which may vary ...
Matteo Belvedere   +5 more
doaj   +3 more sources

Recent progress and focuses of ichnology: Outline of the 14th International Ichnofabric Workshop

open access: yesJournal of Palaeogeography, 2017
The 14th International Ichnofabric Workshop was held successfully in Taipei, China from April 29th to May 2nd. From the oral presentations, posters, intra- and post-workshop field trips, and workshop discussions, a few promising aspects of ichnological ...
Ruo-Ying Fan, Yi-Ming Gong
doaj   +2 more sources

Dinosaur track assemblages from mid-Cretaceous of Fujian Province, southeastern China: ichnotaxonomic review and faunal comparison [PDF]

open access: yesPeerJ
Among the the mid-Cretaceous strata in China, considerable dinosaur record are preserved in the southeastern mountainous and arc-related basins. The Shanghang Basin is one of the sporadic red-stratified basins distributed in western Fujian, SE China, and
Lida Xing   +8 more
doaj   +3 more sources

Geometric morphometric analysis of intratrackway variability: a case study on theropod and ornithopod dinosaur trackways from Münchehagen (Lower Cretaceous, Germany) [PDF]

open access: yesPeerJ, 2016
A profound understanding of the influence of trackmaker anatomy, foot movements and substrate properties is crucial for any interpretation of fossil tracks.
Jens N. Lallensack   +2 more
doaj   +3 more sources

In vivo and post-mortem bioerosion traces in solitary corals from the upper Pliocene deposits of Tunisia [PDF]

open access: yesActa Palaeontologica Polonica, 2023
The polychaete borings Caulostrepsis taeniola, Caulostrepsis cretacea, Caulostrepsis avipes, Caulostrepsis penicillus isp. nov., Maeandropolydora elegans, Maeandropolydora sulcans, Sulcichnus sigillum, the bryozoan boring Pinaceocladichnus onubensis ...
NADIA GAALOUL   +6 more
doaj   +1 more source

Upper Paleozoic to Lower Mesozoic Tetrapod Ichnology Revisited: Photogrammetry and Relative Depth Pattern Inferences on Functional Prevalence of Autopodia

open access: yesFrontiers in Earth Science, 2020
In recent years photogrammetry has become an essential tool in the study of tetrapod footprints. Morphological analyses of footprints are interpretative; thus, researchers should use as much information as possible in order to eventually provide an ...
Eudald Mujal   +4 more
doaj   +1 more source

Ichnodiversity and bathymetric range of microbioerosion traces in polar barnacles of Svalbard

open access: yesPolar Research, 2020
This first comprehensive investigation of microbioerosion traces in polar barnacles addresses two bathymetrical transects from the intertidal down to subtidal water depths in two different carbonate factories in the Svalbard Archipelago: the bay ...
Neele Meyer   +2 more
doaj   +1 more source

Discriminating between medium-sized Tridactyl Trackmakers: tracking Ornithopod tracks in the base of the Cretaceous (Berriasian, Spain). [PDF]

open access: yesPLoS ONE, 2013
BackgroundRecent work on the Jurassic-Cretaceous transition of the Iberian Range (Spain) has opened a new window onto the interpretation of the trackmakers of some medium-sized tridactyl tracks. The ichnotaxon Therangospodus oncalensis has been described
Diego Castanera   +5 more
doaj   +1 more source

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