Zoologica Scripta最新文献

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Phylogeny and evolutionary timescales of the tribes Tagiadini and Celaenorrhinini (Hesperiidae, Pyrginae) inferred from mitochondrial genome and nuclear genes 从线粒体基因组和核基因推断Tagiadini和Celaenorrhinini(Hesperiidae,Pyrginae)部族的系统发育和进化时间尺度
IF 2.5 2区 生物学
Zoologica Scripta Pub Date : 2024-06-08 DOI: 10.1111/zsc.12674
Xuan Zhang, Jiaqi Liu, H. Chiba, Yiping Li, Xiangqun Yuan
{"title":"Phylogeny and evolutionary timescales of the tribes Tagiadini and Celaenorrhinini (Hesperiidae, Pyrginae) inferred from mitochondrial genome and nuclear genes","authors":"Xuan Zhang, Jiaqi Liu, H. Chiba, Yiping Li, Xiangqun Yuan","doi":"10.1111/zsc.12674","DOIUrl":"https://doi.org/10.1111/zsc.12674","url":null,"abstract":"Tagiadini and Celaenorrhinini, two closely related groups of skippers in the subfamily Pyrginae, are mainly distributed across the Oriental, Palaearctic and African regions. While some efforts have been made to explore the phylogenetic relationships within Tagiadini and Celaenorrhinini, several unresolved issues still persist. In this study, we sequenced 13 complete mitochondrial genomes from Tagiadini and Celaenorrhinini. Additionally, we extracted nuclear genes CAD, EF‐1α, IDH, MDH, RPS5 and Wingless from the public database. Through comparative analysis, we gained insights into the structure of these newly sequenced mitogenomes. Furthermore, we constructed a comprehensive phylogenetic tree for Tagiadini and Celaenorrhinini, integrating the newly obtained mitochondrial genomes and nuclear genes with previously published mitogenomes and data from the sequence read archive (SRA). The total length of the mitochondrial genomes of the 13 skipper species ranged from 15,228 bp (Seseria sambara indosinica) to 15,431 bp (Pseudocoladenia festa). The newly sequenced genomes featured the standard set of 13 protein‐coding genes (PCGs), 22 transfer RNA genes (tRNAs), 2 ribosomal RNA genes (rRNAs) and a non‐coding A + T‐rich region implicated in replication initiation. The phylogenetic analysis encompassing all mitochondrial and nuclear gene data consistently upheld the monophyly of genera within the tribes Tagiadini and Celaenorrhinini. Most of the intergeneric relationships identified in our study agreed with recent genomic discoveries, showing enhanced nodal support values in some cases. Lastly, we estimated the divergence of the Tagiadini + Celaenorrhinini branch at approximately 44.06 million years ago (Ma) during the middle Eocene epoch. The crown ages of Tagiadini and Celaenorrhinini were estimated at approximately 41.69 Ma and 38.49 Ma, respectively.","PeriodicalId":49334,"journal":{"name":"Zoologica Scripta","volume":null,"pages":null},"PeriodicalIF":2.5,"publicationDate":"2024-06-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141370316","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Genetic analysis of Discogobio (Cypriniformes: Cyprinidae) in the Central Yunnan Basin: Effects of geological events and conservation perspectives 滇中盆地 Discogobio(鲤形目:鲤科)的遗传分析:地质事件的影响与保护展望
IF 2.5 2区 生物学
Zoologica Scripta Pub Date : 2024-06-08 DOI: 10.1111/zsc.12673
Xing-Jin Che, Yuan‐Wei Zhang, An‐Li Wu, Li‐Mei Zhang, Xiaofu Pan, MO Wang, Jun‐Xing Yang, Xiaoai Wang
{"title":"Genetic analysis of Discogobio (Cypriniformes: Cyprinidae) in the Central Yunnan Basin: Effects of geological events and conservation perspectives","authors":"Xing-Jin Che, Yuan‐Wei Zhang, An‐Li Wu, Li‐Mei Zhang, Xiaofu Pan, MO Wang, Jun‐Xing Yang, Xiaoai Wang","doi":"10.1111/zsc.12673","DOIUrl":"https://doi.org/10.1111/zsc.12673","url":null,"abstract":"Geological events can have a major effect on the genetic structure and differentiation of fish populations. The relative importance of key geological events on the distribution and genetic structure of endemic fish of the genus Discogobio in the Yunnan–Guizhou Plateau has not yet been evaluated. Studies of the phylogeography of Discogobio fishes could provide insights into spatial and temporal changes in their population size, dispersal history, and extent of geographical isolation, and the data acquired in such studies can be used to aid their conservation. Here, we used single‐nucleotide polymorphisms (SNP) to characterize the phylogeography of Discogobio fishes. Our analysis supports the endemicity of Discogobio. However, Discogobio samples from different regions contained multiple ancestral components, including admixed and diversified genetic components. This might stem from polymorphism of the ancestors themselves or the infiltration of genes caused by hybridization between Discogobio species. We estimated that the most recent common ancestor (MRCA) of Discogobio fish in the Central Yunnan Basin was approximately 4.63–3.83 million years ago (Ma). We also inferred that the evolution of Discogobio in the Central Yunnan Basin was closely related to the expansion and contraction of the lake basin around 2.59–0.13 Ma. We proposed measures that could be implemented to conserve remaining populations and their corresponding habitats to prevent further declines and preserve the biodiversity of this unique genus.","PeriodicalId":49334,"journal":{"name":"Zoologica Scripta","volume":null,"pages":null},"PeriodicalIF":2.5,"publicationDate":"2024-06-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141368837","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Integrative taxonomy of an East Asian songbird indicates rapid dwarfism after island colonization 一种东亚鸣禽的综合分类法表明,在岛屿殖民化之后,这种鸟类迅速矮化
IF 2.5 2区 生物学
Zoologica Scripta Pub Date : 2024-06-06 DOI: 10.1111/zsc.12675
Chentao Wei, Lanhui Peng, Yanyun Zhang, Isao Nishiumi, Geoff J. Carey, Zongzhuang Liu, P. Alström, Lu Dong, Yang Liu
{"title":"Integrative taxonomy of an East Asian songbird indicates rapid dwarfism after island colonization","authors":"Chentao Wei, Lanhui Peng, Yanyun Zhang, Isao Nishiumi, Geoff J. Carey, Zongzhuang Liu, P. Alström, Lu Dong, Yang Liu","doi":"10.1111/zsc.12675","DOIUrl":"https://doi.org/10.1111/zsc.12675","url":null,"abstract":"Animals that colonize islands often undergo significant evolutionary changes in comparison with their continental counterparts as a response to specific island conditions. The pace of such changes can be relatively fast, which poses challenges in the evaluation of the taxonomic status of island taxa. The Japanese and Manchurian Bush Warbler species complex (Horornis diphone–canturians), which breeds in East Asia and the Japanese Archipelago, is such an avian example. This species complex exhibits significant morphological differentiation between different taxa, and the taxonomic status and phylogenetic relationships within the complex are debated. Here, we updated the taxonomy of this species complex and shed insight on its evolutionary history using multi‐locus phylogeographic and acoustic analyses. Our results support the conventional treatment of the two continental taxa borealis and canturians as subspecies of H. canturians, contrary to some recent proposals that they are affiliated to H. diphone. We also document a reduction in body size, that is dwarfism, and vocal divergence in the nominate subspecies H. d. diphone, which is endemic to the remote and isolated Ogasawara Islands. These changes may have happened following colonization of these islands, which was estimated to have taken place approximately 0.2 million years ago. Although H. d. diphone is clearly distinctive and deserves recognition as an evolutionarily significant unit, H. d. diphone and other H. diphone samples were not reciprocally monophyletic. Because of this lack of reciprocal monophyly and a relatively recent divergence time, we advocate maintaining its current subspecies status. We also detected reduced genetic diversity, measured as heterozygosity, in H. d. diphone. We suggest that conservation efforts in the Ogasawara Islands should prioritize the protection of this endemic subspecies. Collectively, our findings suggest that the separation between the populations on the East Asian continent and the Japanese Archipelago, followed by colonization of remote oceanic islands through long‐distance dispersal, underlie rapid phenotypic and genetic diversification of the Horornis diphone–canturians species complex.","PeriodicalId":49334,"journal":{"name":"Zoologica Scripta","volume":null,"pages":null},"PeriodicalIF":2.5,"publicationDate":"2024-06-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141376169","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Dissecting natural hybridisation in longhorned beetles through an integrative approach: Further proof of reticulate evolution in Dorcadionini (Cerambycidae, Lamiinae) 通过综合方法剖析长角甲虫的自然杂交:长角甲虫网状进化的进一步证明
IF 2.5 2区 生物学
Zoologica Scripta Pub Date : 2024-06-06 DOI: 10.1111/zsc.12664
Florina-Georgiana Caba, M. Dascălu
{"title":"Dissecting natural hybridisation in longhorned beetles through an integrative approach: Further proof of reticulate evolution in Dorcadionini (Cerambycidae, Lamiinae)","authors":"Florina-Georgiana Caba, M. Dascălu","doi":"10.1111/zsc.12664","DOIUrl":"https://doi.org/10.1111/zsc.12664","url":null,"abstract":"This work demonstrates for the first time using molecular markers alongside chromosomes and the intermediate phenotype that a specimen of Dorcadion is an accidental first‐generation hybrid. The analyses were based on two mitochondrial and five nuclear molecular markers. While analysing the putative parental taxa of the hybrid, it was revealed that even Dorcadion lugubre lugubre Kraatz is likely a hybridogenic taxon. Coincidentally, a new lead was discovered concerning the parental taxa of Dorcadion aethiops (Scopoli), already known as a hybridogenic species. This new evidence of hybridisation adds to the recent publications to strengthen the hypothesis that, in Dorcadionini, this phenomenon is relatively frequent, and speciation is often reticulate: New taxa can appear through introgressive hybridisation, explaining in part the extreme species richness of the group.","PeriodicalId":49334,"journal":{"name":"Zoologica Scripta","volume":null,"pages":null},"PeriodicalIF":2.5,"publicationDate":"2024-06-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141376312","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Large‐scale integrative taxonomy of Swedish grass flies (Diptera, Chloropidae) reveals hitherto unknown complexity of a dark taxon 瑞典草蝇(双翅目,绿蝇科)的大规模综合分类揭示了一个暗色分类群迄今未知的复杂性
IF 2.5 2区 生物学
Zoologica Scripta Pub Date : 2024-05-20 DOI: 10.1111/zsc.12663
P. Riccardi, Emily Hartop
{"title":"Large‐scale integrative taxonomy of Swedish grass flies (Diptera, Chloropidae) reveals hitherto unknown complexity of a dark taxon","authors":"P. Riccardi, Emily Hartop","doi":"10.1111/zsc.12663","DOIUrl":"https://doi.org/10.1111/zsc.12663","url":null,"abstract":"The study of biodiversity is fundamental to preserving life on Earth but a challenging endeavour due to the taxonomic neglect associated with hyperdiverse lineages. To overcome this problem, we have implemented for the first time a Large‐scale integrative taxonomic (LIT) approach on the hyperdiverse insect family Chloropidae. This lineage of flies is a great fit for implementing emerging protocols such as LIT due to their ecological relevance, abundance and global distribution, poorly known genetic diversity and challenging taxonomy. In this study, we test cost‐effective barcoding workflows on nonoptimally preserved chloropid flies from Sweden and then apply targeted morphological validation to accelerate the species recognition process. Our dataset yielded DNA barcodes of 63 species that represent almost one‐third of the species diversity from Sweden and 15% of the European diversity. Applying LIT allowed us to uncover two new species and address for the first time three troublesome species complexes through a comprehensive framework. We also provide previously unknown DNA barcodes for 35% of the described species found and address distribution patterns with a focus on grassland environments. We have thus contributed significantly to overcoming the taxonomic neglect of this hyperdiverse lineage by tackling the diversity of chloropids using complementary sources of data, scalable techniques and quickly translating multiple sources of evidence into named species.","PeriodicalId":49334,"journal":{"name":"Zoologica Scripta","volume":null,"pages":null},"PeriodicalIF":2.5,"publicationDate":"2024-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141118818","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Deep genetic divergence among bluefish (Pomatomus saltatrix) of the Southwestern Atlantic 西南大西洋青鱼(Pomatomus saltatrix)之间的深度遗传差异
IF 2.5 2区 生物学
Zoologica Scripta Pub Date : 2024-05-13 DOI: 10.1111/zsc.12662
Livia Bonetti Villela, Pedro Hollanda Carvalho, Anderson de Vilasboa, Ghennie Tatiana Rodríguez‐Rey, Frederico Henning, Thomas Grothues, Antonio Mateo Solé‐Cava
{"title":"Deep genetic divergence among bluefish (Pomatomus saltatrix) of the Southwestern Atlantic","authors":"Livia Bonetti Villela, Pedro Hollanda Carvalho, Anderson de Vilasboa, Ghennie Tatiana Rodríguez‐Rey, Frederico Henning, Thomas Grothues, Antonio Mateo Solé‐Cava","doi":"10.1111/zsc.12662","DOIUrl":"https://doi.org/10.1111/zsc.12662","url":null,"abstract":"Neglected cryptic diversity can lead to the permanent loss of locally adapted alleles, which can reduce resilience to rapid environmental change. It can also result in overestimation of fisheries stock sizes that can result from treating different species as if they belonged to one. Bluefish (<jats:italic>Pomatomus saltatrix</jats:italic>) is considered a circumtropical and subtropical species and an important fishery resource all over the world. Differences in ecologically relevant traits are observed among isolated populations. Also, in the Southwestern Atlantic, molecular data suggest multiple populations, but these are treated as a single fish stock by regulatory agencies due to a lack of definitive information. We used whole mitogenome sequences, nuclear (<jats:italic>rho</jats:italic>) and mitochondrial (<jats:italic>coxI</jats:italic> and <jats:italic>cytb</jats:italic>) genes, as well as microsatellites to investigate historical and current genetic population structure and parameters of bluefish in the Western Atlantic. A total of 263 samples were collected along the Brazilian coast and in the USA (New Jersey, Northwest Atlantic). Data revealed the existence of two evolutionarily significant units (ESU) of bluefish along the South American coast, later confirmed by whole mitogenome sequencing of both haplogroups. These two ESUs have a mostly parapatric distribution, with some areas of overlap, which vary along the year. We also conducted seasonal sampling in Brazil to investigate migration patterns. ESUs occur mostly north and south of parallel 23° 40′ S, with an overlap area that varied seasonally. The level of differentiation between those two ESUs in the SW Atlantic, even in sympatry, is as high as that found between them and those from the NW Atlantic and Europe. Parapatric distribution and restricted gene flow suggest the existence of ecological barriers and local adaptation. The splitting of an ancient population from the Southwestern Atlantic into two putative species is important to understand bluefish evolutionary diversification and has implications for fishery regulatory measures in Brazil.","PeriodicalId":49334,"journal":{"name":"Zoologica Scripta","volume":null,"pages":null},"PeriodicalIF":2.5,"publicationDate":"2024-05-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140927403","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Hidden diversity in eastern North America: The genus Ligidium (Oniscidea, Ligiidae) in the southern Appalachian Mountains 北美东部隐藏的多样性:阿巴拉契亚山脉南部的 Ligidium 属(Oniscidea,Ligiidae
IF 2.5 2区 生物学
Zoologica Scripta Pub Date : 2024-05-10 DOI: 10.1111/zsc.12661
Ernesto Recuero, Michael S. Caterino
{"title":"Hidden diversity in eastern North America: The genus Ligidium (Oniscidea, Ligiidae) in the southern Appalachian Mountains","authors":"Ernesto Recuero, Michael S. Caterino","doi":"10.1111/zsc.12661","DOIUrl":"https://doi.org/10.1111/zsc.12661","url":null,"abstract":"The terrestrial isopod genus <jats:italic>Ligidium</jats:italic> includes 58 species from Europe, Asia, and North America. In Eastern North America four species are recognized: <jats:italic>L. floridanum</jats:italic> and <jats:italic>L. mucronatum</jats:italic>, known just from their type localities in Florida and Louisiana respectively, <jats:italic>L. blueridgensis</jats:italic>, endemic to the southern Appalachians, and <jats:italic>L. elrodii</jats:italic>, widespread from Georgia to Ontario. The genus shows a marked morphological conservatism, and species are differentiated mostly by small morphological differences; it is not always easy to determine if such variability represents inter‐ or intraspecific variation. Here, we explore the diversity of <jats:italic>Ligidium</jats:italic> from the southern Appalachian Mountains, exploring the congruence of morphologically defined groups with multilocus phylogenetic reconstructions and molecular species delimitation methods. We have studied a total of 130 specimens from 37 localities, mostly from the southern Appalachians, and analysed mtDNA (Cox1) and nuclear (28S, NaK) sequences. Morphologically, we recognized eight morphotypes, most of them assignable to current concepts of <jats:italic>L</jats:italic>. <jats:italic>elrodii</jats:italic> and <jats:italic>L</jats:italic>. <jats:italic>blueridgensis</jats:italic>. Phylogenetic analyses supported the evolutionary independence of all morphotypes, and suggest the existence of 8–9 species, including limited cryptic diversity. Single‐locus delimitation analyses based on mtDNA data suggest the existence of a much higher number of species than the multilocus analyses. The estimated age of the ancestors of sampled lineages indicates a long presence of the genus in eastern North America and old speciation events through the Miocene. Our results indicate a higher diversity than previously thought among the <jats:italic>Ligidium</jats:italic> populations present in the southern Appalachian Mountains, with several species to be described.","PeriodicalId":49334,"journal":{"name":"Zoologica Scripta","volume":null,"pages":null},"PeriodicalIF":2.5,"publicationDate":"2024-05-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140927402","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Repeated colonization of the Northern Limestone Alps from the Southern Limestone Alps by the rock-dwelling snail species Cochlostoma henricae 岩栖蜗牛物种 Cochlostoma henricae 从南石灰岩阿尔卑斯山脉反复移居到北石灰岩阿尔卑斯山脉
IF 2.5 2区 生物学
Zoologica Scripta Pub Date : 2024-04-16 DOI: 10.1111/zsc.12659
Bernhard Hausdorf, Jie Xu, Sonja Bamberger
{"title":"Repeated colonization of the Northern Limestone Alps from the Southern Limestone Alps by the rock-dwelling snail species Cochlostoma henricae","authors":"Bernhard Hausdorf, Jie Xu, Sonja Bamberger","doi":"10.1111/zsc.12659","DOIUrl":"https://doi.org/10.1111/zsc.12659","url":null,"abstract":"Hausdorf, B., Xu, J., BAMBERGER, S. (2024) Repeated colonization of the Northern Limestone Alps from the Southern Limestone Alps by the rock-dwelling snail species <i>Cochlostoma henricae</i>—<i>Zoologica Scripta</i>, 00, 000–000. The evolution of biogeographic disjunctions in the Southern and Northern Limestone Alps has been studied only in a few taxa. <i>Cochlostoma henricae</i> (Strobel, 1851) is a land snail species restricted to limestone rocks showing such disjunctions. We studied the phylogeny and population structure of this species using genomic ddRAD data to better understand the differentiation of the species in the Southern Alps and the origin of the isolated occurrences in the Northern Limestone Alps. Phylogenetic and population-genetic analyses of the ddRAD data revealed a subdivision of the <i>C. henricae</i> populations into a western cluster and an eastern cluster. These clusters were probably separated by glaciers that extended from the Piave Valley to the margin of the Alps. Such a longitudinal subdivision is a common pattern of several species in the Southern Limestone Alps. However, the boundaries between western and eastern population groups differ between taxa. <i>Cochlostoma henricae</i> colonized the Northern Limestone Alps at least twice. The population from Breitenwang in Tyrol originated from the western group, whereas the occurrences in the Salzkammergut are from the eastern group. These and similar disjunctions of several other land snails show that even species with limited dispersal abilities could cross the Alps repeatedly by passive long-distance dispersal events. A subdivision of <i>C. henricae</i> into three subspecies, proposed based on shell characters, does not correspond to its population-genetic structure. Instead, the eastern and western population groups represent distinct evolutionary units.","PeriodicalId":49334,"journal":{"name":"Zoologica Scripta","volume":null,"pages":null},"PeriodicalIF":2.5,"publicationDate":"2024-04-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140569149","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Multilocus genetic and morphological phylogenetic analysis: Unveiling a new genus and species in the Tribe Nannenini of jumping spiders (Araneae, Salticidae) 多焦点遗传和形态系统发育分析:揭示跳蛛(鹤形目,蝾螈科)Nannenini 族中的一个新属和新种
IF 2.5 2区 生物学
Zoologica Scripta Pub Date : 2024-04-16 DOI: 10.1111/zsc.12660
Abira Satkunanathan, Suresh P. Benjamin
{"title":"Multilocus genetic and morphological phylogenetic analysis: Unveiling a new genus and species in the Tribe Nannenini of jumping spiders (Araneae, Salticidae)","authors":"Abira Satkunanathan, Suresh P. Benjamin","doi":"10.1111/zsc.12660","DOIUrl":"https://doi.org/10.1111/zsc.12660","url":null,"abstract":"Jumping spiders (Salticidae) are a diverse group of non-web-building predators and the most species-rich spider family. The Salticidae Tribe Nannenini consists of a small group of Oriental jumping spiders that are very poorly known. The use of explicit phylogenetic analyses to establish its affinities has so far remained limited. The Nannenini genus <i>Epidelaxia</i> has a peculiar morphology, making its systematic position uncertain. In this study, we present a comprehensive dataset combining molecular and morphological data for Nannenini, including exemplars from all genera. This dataset comprises DNA sequences of approximately 2400 bp, including nuclear genes (<i>18S</i>, <i>28S</i> and <i>H3</i>) and the mitochondrial gene <i>CO1</i>, sequenced for 40 taxa (20 ingroups and 20 outgroups), along with 61 morphological characters. Notably, both DNA sequences and morphological traits were analysed separately and concurrently for the first time. The Nannenini clade is recovered with high support. Further, <i>Epidelaxia</i> is monophyletic and sister to <i>Tubalaxia</i> gen. n. This is the first hypothesis on the internal phylogenetic structure of <i>Epidelaxia</i> and its placement within the Tribe Nannenini. A new genus <i>Tubalaxia</i> gen. n. and the following new species are described: <i>E. bharathi</i> sp. n., <i>E. somasundaram</i> sp. n., <i>T. castanea</i> sp. n., <i>T. aurea</i> sp. n. The following new combination is proposed: <i>Tubalaxia minuta</i> (Prószyński, 1992) <b>comb. n</b>. <i>Epidelaxia albostellata</i>, <i>E. albocruciata</i> and <i>E. obscura</i> are redescribed. It is worth noting that the newly described species face endangerment due to their limited distribution and small population sizes.","PeriodicalId":49334,"journal":{"name":"Zoologica Scripta","volume":null,"pages":null},"PeriodicalIF":2.5,"publicationDate":"2024-04-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140569304","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Taxonomic revision and dissolution of the genus Monachoides (Gastropoda, Stylommatophora) 莫纳乔德属(腹足纲,纹腹目)的分类学修订和解体
IF 2.5 2区 生物学
Zoologica Scripta Pub Date : 2024-04-03 DOI: 10.1111/zsc.12658
Tereza Adamcová, Lucie Juřičková, Małgorzata Proćków, Eike Neubert, Adam Petrusek, Ondřej Korábek
{"title":"Taxonomic revision and dissolution of the genus Monachoides (Gastropoda, Stylommatophora)","authors":"Tereza Adamcová, Lucie Juřičková, Małgorzata Proćków, Eike Neubert, Adam Petrusek, Ondřej Korábek","doi":"10.1111/zsc.12658","DOIUrl":"https://doi.org/10.1111/zsc.12658","url":null,"abstract":"<jats:italic>Monachoides</jats:italic> is a genus of medium‐sized European land snails in the family Hygromiidae. Systematics of this family was until recently based on traits of the genital system that were shown to be uninformative, resulting in revisions of classifications at the genus and family levels. Up to six species were recognized in <jats:italic>Monachoides</jats:italic> lately, but the inclusion of three of these species was questionable. Our phylogenetic analysis and morphological examinations show that the genus includes species previously classified in two different Hygromiidae subfamilies. After transferring three Balkan species to the unrelated genus <jats:italic>Xerocampylaea</jats:italic>, <jats:italic>Monachoides</jats:italic> emerged as a group that diversified relatively northerly, at the boundary between the Balkans and Central Europe. One species, <jats:italic>Monachoides bacescui</jats:italic>, is synonymized here and a previously overlooked one is redescribed, leaving only three valid species in <jats:italic>Monachoides</jats:italic> as currently understood: <jats:italic>M</jats:italic>. <jats:italic>incarnatus</jats:italic>, <jats:italic>M</jats:italic>. <jats:italic>vicinu</jats:italic>s and <jats:italic>M</jats:italic>. <jats:italic>welebitanus</jats:italic>. These can be distinguished from other hygromiid species by their distinctive microsculpture of the shell surface, which also allows for identification of juveniles or fragmented fossil material. However, the clade comprising the three above species was found to also include the two species currently classified in <jats:italic>Perforatella</jats:italic>. As a result, the two genera are synonymized, with <jats:italic>Perforatella</jats:italic> having priority.","PeriodicalId":49334,"journal":{"name":"Zoologica Scripta","volume":null,"pages":null},"PeriodicalIF":2.5,"publicationDate":"2024-04-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140568734","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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