Phylogeny of the Genus Dichotrachelus (Coleoptera: Curculionidae: Cyclominae)

A phylogenetic analysis of the genus Dichotrachelus (Curculionidae: Cyclominae) was carried out, based on a morphological matrix and, for some species, on mitochondrial cytochrome oxidase I sequences. Bayesian Inference, Maximum Likelihood and Maximum Parsimony were implemented and the results were...

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Main Authors: Massimo Meregalli, Christoph Germann, Marco V. Bernasconi, Piero Cervella
Format: Article
Language:English
Published: MDPI AG 2018-07-01
Series:Diversity
Subjects:
Online Access:http://www.mdpi.com/1424-2818/10/3/66
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author Massimo Meregalli
Christoph Germann
Marco V. Bernasconi
Piero Cervella
author_facet Massimo Meregalli
Christoph Germann
Marco V. Bernasconi
Piero Cervella
author_sort Massimo Meregalli
collection DOAJ
description A phylogenetic analysis of the genus Dichotrachelus (Curculionidae: Cyclominae) was carried out, based on a morphological matrix and, for some species, on mitochondrial cytochrome oxidase I sequences. Bayesian Inference, Maximum Likelihood and Maximum Parsimony were implemented and the results were compared. The genus is found to be isolated in the subfamily, not related to the only other Palaearctic tribe (Hipporhinini) and possibly nearer to the south-American genera of Cyclominae of the tribe Listroderini. Among these, Macrostyphlus is also equally associated to mosses as the host plant. In Dichotrachelus, two main clades were recognized, one distributed in the western part of the Mediterranean region (Iberian Peninsula, northern Africa and southern France) and the second distributed in the Alps and Apennines. Within each clade, some differentiated monophyletic subgroups could be identified. An evaluation of the most important characters that led to the phylogenetic reconstruction indicated the male genital sclerite as the most useful structure to characterize the different clades.
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spelling doaj.art-51889f34b8144d15b78cea7ad1f81eff2022-12-22T04:22:40ZengMDPI AGDiversity1424-28182018-07-011036610.3390/d10030066d10030066Phylogeny of the Genus Dichotrachelus (Coleoptera: Curculionidae: Cyclominae)Massimo Meregalli0Christoph Germann1Marco V. Bernasconi2Piero Cervella3Department of Life Sciences and Systems Biology, University of Turin, Via Accademia Albertina 13, 10123 Torino, ItalyNaturmuseum Solothurn, Klosterplatz 2, 4500 Solothurn, SwitzerlandNatur-Museum Luzern, Kasernenplatz 6, 6003 Luzern, SwitzerlandDepartment of Life Sciences and Systems Biology, University of Turin, Via Accademia Albertina 13, 10123 Torino, ItalyA phylogenetic analysis of the genus Dichotrachelus (Curculionidae: Cyclominae) was carried out, based on a morphological matrix and, for some species, on mitochondrial cytochrome oxidase I sequences. Bayesian Inference, Maximum Likelihood and Maximum Parsimony were implemented and the results were compared. The genus is found to be isolated in the subfamily, not related to the only other Palaearctic tribe (Hipporhinini) and possibly nearer to the south-American genera of Cyclominae of the tribe Listroderini. Among these, Macrostyphlus is also equally associated to mosses as the host plant. In Dichotrachelus, two main clades were recognized, one distributed in the western part of the Mediterranean region (Iberian Peninsula, northern Africa and southern France) and the second distributed in the Alps and Apennines. Within each clade, some differentiated monophyletic subgroups could be identified. An evaluation of the most important characters that led to the phylogenetic reconstruction indicated the male genital sclerite as the most useful structure to characterize the different clades.http://www.mdpi.com/1424-2818/10/3/66Dichotrachelinisystematicsmorphologyevolution mt-Cox1
spellingShingle Massimo Meregalli
Christoph Germann
Marco V. Bernasconi
Piero Cervella
Phylogeny of the Genus Dichotrachelus (Coleoptera: Curculionidae: Cyclominae)
Diversity
Dichotrachelini
systematics
morphology
evolution
mt-Cox1
title Phylogeny of the Genus Dichotrachelus (Coleoptera: Curculionidae: Cyclominae)
title_full Phylogeny of the Genus Dichotrachelus (Coleoptera: Curculionidae: Cyclominae)
title_fullStr Phylogeny of the Genus Dichotrachelus (Coleoptera: Curculionidae: Cyclominae)
title_full_unstemmed Phylogeny of the Genus Dichotrachelus (Coleoptera: Curculionidae: Cyclominae)
title_short Phylogeny of the Genus Dichotrachelus (Coleoptera: Curculionidae: Cyclominae)
title_sort phylogeny of the genus dichotrachelus coleoptera curculionidae cyclominae
topic Dichotrachelini
systematics
morphology
evolution
mt-Cox1
url http://www.mdpi.com/1424-2818/10/3/66
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AT marcovbernasconi phylogenyofthegenusdichotracheluscoleopteracurculionidaecyclominae
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