Evidence map›Paper›PMID 31123302›Full record

ArticleScientific reports2019

Inter-amphibian predation in the Early Cretaceous of China.

Lida Xing, Kecheng Niu, Susan E Evans

Abstract readHistorical Article
In one paragraph

Article in Scientific reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
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

2 citing papers in PubMed.

  1. Article
  2. Article
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

3 authors.

Lida XingState Key Laboratory of Biogeology and Environmental Geology, China University of Geosciences, Beijing, 100083, China.ORCID http://orcid.org/0000-0003-3923-9206
Kecheng NiuYingliang Stone Nature History Museum, Nan'an, 362300, China.
Susan E EvansDepartment of Cell and Developmental Biology, University College London, Gower Street, London, WC1E 6BT, England. ucgasue@ucl.ac.uk.ORCID http://orcid.org/0000-0002-0799-4154

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

For most fossil taxa, dietary inference relies primarily on indirect evidence from jaw morphology and the dentition. In rare cases, however, preserved gut contents provide direct evidence of feeding strategy and species interaction. This is important in the reconstruction of food webs and energy flow through ancient ecosystems. The Early Cretaceous Chinese Jehol Biota has yielded several such examples, with lizards, birds, small dinosaurs, and mammals as both predator and prey. Here we describe an Early Cretaceous fossil frog specimen, genus Genibatrachus, that contains an adult salamander within its body cavity. The salamander is attributed to the hynobiid-like genus Nuominerpeton. The salamander skeleton is complete and articulated, suggesting it was caught and swallowed shortly before the frog itself died and was buried.

Indexed as

AmphibiansAnimalsBiological EvolutionBirdsChinaDinosaursEcosystemFeeding BehaviorFood ChainFossilsHistory, AncientMammalsPhylogenyPredatory BehaviorSkeleton

Identifiers

PMID31123302
PMCPMC6533365

What OpenQuestion holds

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Registered trials

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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.