Evidence map›Paper›PMID 27821530›Full record

ArticlePhilosophical transactions of the Royal Society of London. Series B, Biological sciences2016

The evolution of asymmetric genitalia in Coleoptera.

Menno Schilthuizen, Paulien de Jong, Rick van Beek, Tamara Hoogenboom, Melanie Meijer Zu Schlochtern

Abstract read
In one paragraph

Article in Philosophical transactions of the Royal Society of London. Series B, Biological sciences, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

8 citing papers in PubMed.

  1. Article
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  5. Article
  6. Review
  7. Article
  8. Introduction to provocative questions in left-right asymmetry.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2016
    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

5 authors.

Menno SchilthuizenEndless Forms Group, Naturalis Biodiversity Center, Darwinweg 2, 2333CR Leiden, The Netherlands menno.schilthuizen@naturalis.nl.ORCID 0000-0001-6229-0347
Paulien de JongEndless Forms Group, Naturalis Biodiversity Center, Darwinweg 2, 2333CR Leiden, The Netherlands.
Rick van BeekEndless Forms Group, Naturalis Biodiversity Center, Darwinweg 2, 2333CR Leiden, The Netherlands.
Tamara HoogenboomEndless Forms Group, Naturalis Biodiversity Center, Darwinweg 2, 2333CR Leiden, The Netherlands.
Melanie Meijer Zu SchlochternEndless Forms Group, Naturalis Biodiversity Center, Darwinweg 2, 2333CR Leiden, The Netherlands.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The evolution of asymmetry in male genitalia is a pervasive and recurrent phenomenon across almost the entire animal kingdom. Although in some taxa the asymmetry may be a response to the evolution of one-sided, male-above copulation from a more ancestral female-above condition, in other taxa, such as Mammalia and Coleoptera, this explanation appears insufficient. We carried out an informal assessment of genital asymmetry across the Coleoptera and found that male genital asymmetry is present in 43% of all beetle families, and at all within-family taxonomic levels. In the most diverse group, Cucujiformia, however, genital asymmetry is comparatively rare. We also reconstructed the phylogeny of the leiodid tribe Cholevini, and mapped aspects of genital asymmetry on the tree, revealing that endophallus sclerites, endophallus, median lobe and parameres are, in a nested fashion, increasingly unlikely to have evolved asymmetry. We interpret these results in the light of cryptic female choice versus sexually antagonistic coevolution and advocate further ways in which the phenomenon may be better understood.This article is part of the themed issue 'Provocative questions in left-right asymmetry'.

Indexed as

Biological EvolutionBody PatterningAnimalsColeopteraGenitalia, MaleMalePhylogenybeetleschiralitypenissexual selection

Identifiers

PMID27821530
PMCPMC5104500

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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.