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Sökning: WFRF:(Õunap Erki)

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1.
  • Brehm, Gunnar, et al. (författare)
  • New World geometrid moths (Lepidoptera: Geometridae) : Molecular phylogeny, biogeography, taxonomic updates and description of 11 new tribes
  • 2019
  • Ingår i: Arthropod Systematics and Phylogeny. - 1863-7221. ; 77:3, s. 457-486
  • Tidskriftsartikel (refereegranskat)abstract
    • We analysed a molecular dataset of 1206 Geometroidea terminal taxa. In this paper we focus on New World taxa, with 102 Nearctic terminal taxa (97 of which have not previously been subject to molecular phylogenetic analysis) and 398 Neotropical terminal taxa (375 not previously analysed). Up to eleven molecular markers per specimen were included: one mitochondrial (COI) and ten proteincoding nuclear gene regions (Wingless, ArgK, MDH, RpS5, GAPDH, IDH, Ca-ATPase, Nex9, EF-1alpha, CAD). The data were analysed using maximum likelihood approach as implemented in IQ-TREE and RAxML. Photographs of almost all voucher specimens are provided together with relevant type material in illustrated electronic catalogues in order to make identities and taxonomic changes transparent. Our analysis concentrates on the level of tribes and genera, many of which are shown to be para-or polyphyletic. In an effort towards a natural system of monophyletic taxa, we propose taxonomic changes: We establish 11 new tribe names (Larentiinae, authors Brehm, Murillo-Ramos & Ounap): Brabirodini new tribe, Chrismopterygini new tribe, Psaliodini new tribe, Pterocyphini new tribe, Rhinurini new tribe, Ennadini new tribe, Cophocerotini new tribe, Erebochlorini new tribe; (Ennominae, authors Brehm, Murillo-Ramos & Sihvonen): Euangeronini new tribe, Oenoptilini new tribe, Pyriniini new tribe. We assign 27 genera for the first time to a tribe, propose 29 new tribe assignments and 26 new generic combinations, we synonymize one tribe and seven genera, revive one tribe, and propose to exclude 119 species from non-monophyletic genera (incertae sedis). Our study provides the data and foundation for numerous future taxonomic revisions of New World geometrid moths. We also examine broad-scale biogeographic patterns of New World Geometridae: While Nearctic species are often nested within the predominantly Neotropical clades, the austral South American fauna forms distinct clades, hinting at a long isolation from the remaining New World fauna.
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2.
  • Maes, Dirk, et al. (författare)
  • Integrating national Red Lists for prioritising conservation actions for European butterflies
  • 2019
  • Ingår i: Journal of Insect Conservation. - : Springer Science and Business Media LLC. - 1366-638X .- 1572-9753. ; 23:2, s. 301-330
  • Tidskriftsartikel (refereegranskat)abstract
    • Red Lists are very valuable tools in nature conservation at global, continental and (sub-) national scales. In an attempt to prioritise conservation actions for European butterflies, we compiled a database with species lists and Red Lists of all European countries, including the Macaronesian archipelagos (Azores, Madeira and Canary Islands). In total, we compiled national species lists for 42 countries and national Red Lists for 34 of these. The most species-rich countries in Europe are Italy, Russia and France with more than 250 species each. Endemic species are mainly found on the Macaronesian archipelagos and on the Mediterranean islands. By attributing numerical values proportionate to the threat statuses in the different national Red List categories, we calculated a mean Red List value for every country (cRLV) and a weighted Red List value for every species (wsRLV) using the square root of the country’s area as a weighting factor. Countries with the highest cRLV were industrialised (NW) European countries such as the Netherlands, Belgium, the Czech Republic and Denmark, whereas large Mediterranean countries such as Spain and Italy had the lowest cRLV. Species for which a Red List assessment was available in at least two European countries and with a relatively high wsRLV (≥ 50) are Colias myrmidone, Pseudochazara orestes, Tomares nogelii, Colias chrysotheme and Coenonympha oedippus. We compared these wsRLVs with the species statuses on the European Red List to identify possible mismatches. We discuss how this complementary method can help to prioritise butterfly conservation on the continental and/or the (sub-)national scale.
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3.
  • Molleman, Freerk, et al. (författare)
  • Quantifying the effects of species traits on predation risk in nature : A comparative study of butterfly wing damage
  • 2020
  • Ingår i: Journal of Animal Ecology. - : Wiley. - 0021-8790 .- 1365-2656. ; 89:3, s. 716-729
  • Tidskriftsartikel (refereegranskat)abstract
    • Evading predators is a fundamental aspect of the ecology and evolution of all prey animals. In studying the influence of prey traits on predation risk, previous researchers have shown that crypsis reduces attack rates on resting prey, predation risk increases with increased prey activity, and rapid locomotion reduces attack rates and increases chances of surviving predator attacks. However, evidence for these conclusions is nearly always based on observations of selected species under artificial conditions. In nature, it remains unclear how defensive traits such as crypsis, activity levels and speed influence realized predation risk across species in a community. Whereas direct observations of predator–prey interactions in nature are rare, insight can be gained by quantifying bodily damage caused by failed predator attacks. We quantified how butterfly species traits affect predation risk in nature by determining how defensive traits correlate with wing damage caused by failed predation attempts, thereby providing the first robust multi-species comparative analysis of predator-induced bodily damage in wild animals. For 34 species of fruit-feeding butterflies in an African forest, we recorded wing damage and quantified crypsis, activity levels and flight speed. We then tested for correlations between damage parameters and species traits using comparative methods that account for measurement error. We detected considerable differences in the extent, location and symmetry of wing surface loss among species, with smaller differences between sexes. We found that males (but not females) of species that flew faster had substantially less wing surface loss. However, we found no correlation between cryptic coloration and symmetrical wing surface loss across species. In species in which males appeared to be more active than females, males had a lower proportion of symmetrical wing surface loss than females. Our results provide evidence that activity greatly influences the probability of attacks and that flying rapidly is effective for escaping pursuing predators in the wild, but we did not find evidence that cryptic species are less likely to be attacked while at rest.
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4.
  • Murillo-Ramos, Leidys, et al. (författare)
  • A comprehensive molecular phylogeny of Geometridae (Lepidoptera) with a focus on enigmatic small subfamilies
  • 2019
  • Ingår i: PeerJ. - : PeerJ. - 2167-8359. ; 2019
  • Tidskriftsartikel (refereegranskat)abstract
    • Our study aims to investigate the relationships of the major lineages within the moth family Geometridae, with a focus on the poorly studied Oenochrominae- Desmobathrinae complex, and to translate some of the results into a coherent subfamilial and tribal level classification for the family. We analyzed a molecular dataset of 1,206 Geometroidea terminal taxa from all biogeographical regions comprising up to 11 molecular markers that includes one mitochondrial (COI) and 10 protein-coding nuclear gene regions (wingless, ArgK, MDH, RpS5, GAPDH, IDH, Ca-ATPase, Nex9, EF-1alpha, CAD). The molecular data set was analyzed using maximum likelihood as implemented in IQ-TREE and RAxML. We found high support for the subfamilies Larentiinae, Geometrinae and Ennominae in their traditional scopes. Sterrhinae becomes monophyletic only if Ergavia Walker, Ametris Hübner and Macrotes Westwood, which are currently placed in Oenochrominae, are formally transferred to Sterrhinae. Desmobathrinae and Oenochrominae are found to be polyphyletic. The concepts of Oenochrominae and Desmobathrinae required major revision and, after appropriate rearrangements, these groups also form monophyletic subfamily-level entities. Oenochrominae s.str. as originally conceived by Guenée is phylogenetically distant from Epidesmia and its close relatives. The latter is hereby described as the subfamily Epidesmiinae Murillo-Ramos, Sihvonen & Brehm, subfam. nov. Epidesmiinae are a lineage of "slender-bodied Oenochrominae" that include the genera Ecphyas Turner, Systatica Turner, Adeixis Warren, Dichromodes Guenée, Phrixocomes Turner, Abraxaphantes Warren, Epidesmia Duncan & Westwood and Phrataria Walker. Archiearinae are monophyletic when Dirce and Acalyphes are formally transferred to Ennominae. Wealso found that many tribes were para- or polyphyletic and therefore propose tens of taxonomic changes at the tribe and subfamily levels. Archaeobalbini stat. rev. Viidalepp (Geometrinae) is raised from synonymy with Pseudoterpnini Warren to tribal rank. Chlorodontoperini Murillo-Ramos, Sihvonen & Brehm, trib. nov. and Drepanogynini Murillo-Ramos, Sihvonen & Brehm, trib. nov. are described as new tribes in Geometrinae and Ennominae, respectively.
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5.
  • Murillo-Ramos, Leidys, et al. (författare)
  • Molecular phylogeny, classification, biogeography and diversification patterns of a diverse group of moths (Geometridae : Boarmiini)
  • 2021
  • Ingår i: Molecular Phylogenetics and Evolution. - : Elsevier BV. - 1055-7903 .- 1095-9513. ; 162
  • Tidskriftsartikel (refereegranskat)abstract
    • Understanding how and why some groups have become more species-rich than others, and how past biogeography may have shaped their current distribution, are questions that evolutionary biologists have long attempted to answer. We investigated diversification patterns and historical biogeography of a hyperdiverse lineage of Lepidoptera, the geometrid moths, by studying its most species-rich tribe Boarmiini, which comprises ca. 200 genera and ca. known 3000 species. We inferred the evolutionary relationships of Boarmiini based on a dataset of 346 taxa, with up to eight genetic markers under a maximum likelihood approach. The monophyly of Boarmiini is strongly supported. However, the phylogenetic position of many taxa does not agree with current taxonomy, although the monophyly of most major genera within the tribe is supported after minor adjustments. Three genera are synonymized, one new combination is proposed, and four species are placed in incertae sedis within Boarmiini. Our results support the idea of a rapid initial diversification of Boarmiini, which also implies that no major taxonomic subdivisions of the group can currently be proposed. A time-calibrated tree and biogeographical analyses suggest that boarmiines appeared in Laurasia ca. 52 Mya, followed by dispersal events throughout the Australasian, African and Neotropical regions. Most of the transcontinental dispersal events occurred in the Eocene, a period of intense geological activity and rapid climate change. Diversification analyses showed a relatively constant diversification rate for all Boarmiini, except in one clade containing the species-rich genus Cleora. The present work represents a substantial contribution towards understanding the evolutionary origin of Boarmiini moths. Our results, inevitably biased by taxon sampling, highlight the difficulties with working on species-rich groups that have not received much attention outside of Europe. Specifically, poor knowledge of the natural history of geometrids (particularly in tropical clades) limits our ability to identify key innovations underlying the diversification of boarmiines.
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6.
  • Õunap, Erki, et al. (författare)
  • Molecular phylogeny of north European Geometridae (Lepidoptera: Geometroidea)
  • Ingår i: Systematic Entomology. - 0307-6970.
  • Tidskriftsartikel (refereegranskat)abstract
    • A comprehensive phylogeny of north European Geometridae is reconstructed using a two-step analytical pipeline. First, a phylogenomic backbone tree was inferred using a 117-species subset of geometrid moths and a 35-species set of outgroup taxa from eight other macroheteroceran families. The data matrix totalled 209,499 bp from 648 protein-coding loci obtained using anchored hybrid enrichment technique for sequencing. This backbone was used for constructing a larger phylogeny of Geometridae based on up to 11 ‘traditional’ protein-coding genes which were obtained for all 376 species of north European geometrids, complemented by 98 species from taxonomic key groups of Geometridae from other parts of the world. Our results largely corroborate earlier findings about higher classification of Geometridae, but new evidence nevertheless allows us to suggest several changes to the taxonomy. Lampropterygini Õunap & Nedumpally tribus nova and Pelurgini Õunap & Nedumpally tribus nova (both Larentiinae) are described. Epirranthini are regarded as a junior subjective synonym of Rumiini syn. n. Triphosini and Macariini are shown to be paraphyletic within their current limits. Costaconvexa Agenjo is transferred from Xanthorhoini to Epirrhoini new tribe association, Artiora Meyrick from Ennomini incertae sedis to Boarmiini new tribe association, Selenia Hübner from Ennominae incertae sedis to Epionini new tribe association and Epirranthis Hübner from Epirranthini to Rumiini new tribe association. Ochyria Hübner stat. rev. is revived from synonym of Xanthorhoe Hübner as a valid genus and Epelis Hulst stat. rev. and Speranza Curtis stat. rev. from synonyms of Macaria Curtis as valid genera, leading to the following new or revised combinations: Ochyria quadrifasiata (Clerck) rev. comb., Epelis carbonaria (Clerck) comb. n., Speranza fusca (Thunberg) comb. n., Speranza artesiaria (Denis & Schiffermüller) rev. comb., Speranza brunneata (Thunberg) rev. comb., Speranza wauaria (Linnaeus) rev. comb., Speranza loricaria (Eversmann) rev. comb. Perizoma saxicola Tikhonov rev. comb. is transferred back to its original genus from Gagitodes Warren. Hydrelia Hübner, Xanthorhoe and Heliomata Grote & Robinson are shown to be paraphyletic within their current limits.
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9.
  • van Swaay, Chris A.M., et al. (författare)
  • The European Butterfly Indicator for Grassland species: 1990-2015
  • 2016
  • Rapport (övrigt vetenskapligt/konstnärligt)abstract
    • This report presents the sixth version of the European Grassland Butterfly Indicator, one of the EU biodiversity indicators of the European Environment Agency.The indicator is based on more than 9200 transects in national Butterfly Monitoring Schemes covering 22 countries across Europe, most of them active in the European Union. In 2015, counts were made in more than 4500 transects.Butterflies represent the largest animal group (insects), highly included in food webs, having a high impact on ecosystem services and stability. This report does not represent only the patrimonial conservation of some species, but indicates the changes in biodiversity on grasslands and discusses underlying causes.Fluctuations in numbers between years are typical features of butterfly populations. The assessment of change istherefore made on an analysis of the underlying trend.Indicators were produced on EU, European (EU plus Norway and Switzerland) and pan-European level (including Ukraine, Russia and Armenia).The underlying analysis of the indicator shows that since 1990, grassland butterfly abundance has declined by 30%.The rate of loss has slowed in the last 5-10 years. Part of this slowing down might be caused by climate warming, as this favours cold-blooded animals like butterflies, thus masking the effects of intensification. In parts of Western Europe butterfly numbers outside nature reserves have come to an absolute minimum, meaning it is unlikely for the indicator to further drop.The priority now is to halt further losses and support recovery. This can only come about with greater protection and more sustainable management of semi-natural grassland.
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