Evidence map›Paper›PMID 29629243›Full record

ArticlePeerJ2018

A walk in the maze: variation in Late Jurassic tridactyl dinosaur tracks from the Swiss Jura Mountains (NW Switzerland).

Diego Castanera, Matteo Belvedere, Daniel Marty, Géraldine Paratte, Marielle Lapaire-Cattin, Christel Lovis, Christian A Meyer

Open access · goldAbstract read
In one paragraph

Article in PeerJ, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
9.5field-weighted citation impact, top 3% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

7 citing papers in PubMed, 37 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors at 3 institutions in 2 countries.

Diego CastaneraBayerische Staatssammlung für Paläontologie und Geologie, GeoBioCenter, Ludwig-Maximilians-Universität, Munich, Germany.
Matteo BelvedereSection d'archéologie et paléontologie, Paléontologie A16, Office de la culture, Porrentruy, Switzerland.ORCID 0000-0002-0135-4455
Daniel MartySection d'archéologie et paléontologie, Paléontologie A16, Office de la culture, Porrentruy, Switzerland.
Géraldine ParatteSection d'archéologie et paléontologie, Paléontologie A16, Office de la culture, Porrentruy, Switzerland.
Marielle Lapaire-CattinSection d'archéologie et paléontologie, Paléontologie A16, Office de la culture, Porrentruy, Switzerland.
Christel LovisSection d'archéologie et paléontologie, Paléontologie A16, Office de la culture, Porrentruy, Switzerland.
Christian A MeyerDepartment of Environmental Sciences, University of Basel, Basel, Switzerland.ORCID 0000-0002-5069-8924
Office de la Culture Section d'archéologie et Paléontologie · CHBayerische Staatssammlung für Paläontologie und Geologie · DEUniversity of Basel · CH

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundMinute to medium-sized (footprint length (FL) less than 30 cm) tridactyl dinosaur tracks are the most abundant in the Late Jurassic tracksites of Highway A16 (Reuchenette Formation, Kimmeridgian) in the Jura Mountains (NW Switzerland). During excavations, two morphotypes, one gracile and one robust, were identified in the field. Furthermore, two large-sized theropod ichnospecies (

methodsThe quality of morphological preservation (preservation grade), the depth of the footprint, the shape variation, and the footprint proportions (FL/footprint width (FW) ratio and mesaxony) along the trackways have been analyzed using 3D models and false-color depth maps in order to determine the exact number of small to medium-sized morphotypes present in the tracksites.

resultsThe study of footprints ( DISCUSSION: The analysis does not allow the two morphotypes to be associated within the same morphological continuum. Thus, they cannot be extramorphological variations of similar tracks produced by a single trackmaker. Comparison of the two morphotypes with the larger morphotypes described in the formation (

Indexed as

Dinosaur ichnologyKimmeridgianLate JurassicReuchenette FormationSwitzerlandTheropods

Identifiers

PMID29629243
PMCPMC5885975
OpenAlexW2795960480

What OpenQuestion holds

Textmetadata
LicenceCC BY
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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.