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New species and occurrences of deep-sea Asteroidea (Forcipulatacea, Valvatida, Paxillosida) from the Pacific continental margin of Costa Rica. 哥斯达黎加太平洋大陆边缘深海星总科（Forcipulatacea, Valvatida, Paxillosida）新种及分布。
IF 0.9 4区 生物学
Zootaxa Pub Date : 2026-07-06 DOI: 10.11646/zootaxa.5845.2.1
Christopher L Mah
{"title":"<b>New species and occurrences of deep-sea Asteroidea (Forcipulatacea, Valvatida, Paxillosida) from the Pacific continental margin of Costa Rica</b>.","authors":"Christopher L Mah","doi":"10.11646/zootaxa.5845.2.1","DOIUrl":"https://doi.org/10.11646/zootaxa.5845.2.1","url":null,"abstract":"<p><p>Deep-sea settings in the Eastern Tropical Pacific remain a poorly understood region with many further species awaiting discovery. Herein, four new species from Costa Rica are described from deep-sea habitats. New occurrences with <i>in situ</i> or living observations are made for eight species. New observations of hippasterine corallivory on deep-sea octocorals are included. A brief summary of Costa Rican species is presented.</p>","PeriodicalId":24072,"journal":{"name":"Zootaxa","volume":"5845 2","pages":"201-234"},"PeriodicalIF":0.9,"publicationDate":"2026-07-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148399517","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
The genus Epsilon de Saussure in the Malay Archipelago (Hymenoptera: Vespidae: Eumeninae). 马来群岛的小蜂属（膜翅目：小蜂科：小蜂科）。
IF 0.9 4区 生物学
Zootaxa Pub Date : 2026-07-06 DOI: 10.11646/zootaxa.5845.2.2
Marco Selis
{"title":"<b>The genus <i>Epsilon</i> de Saussure in the Malay Archipelago (Hymenoptera: Vespidae: Eumeninae)</b>.","authors":"Marco Selis","doi":"10.11646/zootaxa.5845.2.2","DOIUrl":"https://doi.org/10.11646/zootaxa.5845.2.2","url":null,"abstract":"<p><p>The species of the genus <i>Epsilon</i> de Saussure, 1855 occurring in the Malay Archipelago are reviewed. Four new species are described, namely <i>Epsilon bertschi</i><b>sp. nov.</b> (Lesser Sunda Islands: Sumba), <i>Epsilon latefasciatum</i><b>sp. nov.</b> (Java), <i>Epsilon perforatum</i><b>sp. nov.</b> (Sulawesi) and <i>Epsilon tigrinum</i><b>sp. nov.</b> (New Guinea). <i>Epsilon grandipunctatum</i> Gusenleitner, 1996 <b>syn. nov.</b> is synonymized under <i>Epsilon dyscherum</i> (de Saussure, 1853), and <i>Epsilon manifestum crassipunctatum</i> Gusenleitner, 1991 is raised to species rank (<i>Epsilon crassipunctatum</i><b>stat. nov.</b>). Photographic reference for each species and an identification key are provided.</p>","PeriodicalId":24072,"journal":{"name":"Zootaxa","volume":"5845 2","pages":"235-263"},"PeriodicalIF":0.9,"publicationDate":"2026-07-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148399547","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Spectrolebias pantanalensis, a new cloud fish (Cyprinodontiformes: Rivulidae) from the Pantanal wetland, upper rio Paraguai basin, Brazil. 巴拉圭盆地上游潘塔纳尔湿地云鱼新种（鲤形目：云鱼科）。
IF 0.9 4区 生物学
Zootaxa Pub Date : 2026-07-03 DOI: 10.11646/zootaxa.5845.1.10
Dalton Tavares Bressane Nielsen, Alexandre Cunha Ribeiro, Telton P A Ramos, Michel Fabiano Catarino
{"title":"<b><i>Spectrolebias pantanalensis</i>, a new cloud fish (Cyprinodontiformes: Rivulidae) from the Pantanal wetland, upper rio Paraguai basin, Brazil</b>.","authors":"Dalton Tavares Bressane Nielsen, Alexandre Cunha Ribeiro, Telton P A Ramos, Michel Fabiano Catarino","doi":"10.11646/zootaxa.5845.1.10","DOIUrl":"10.11646/zootaxa.5845.1.10","url":null,"abstract":"<p><p>A new species of the cloud fish genus <i>Spectrolebias</i> is described from temporary pools of the upper rio Paraguai basin, Mato Grosso state, Brazil, in the Pantanal wetland Biome. <i>Spectrolebias pantanalensis</i><b>sp. nov.</b> is distinguished from other species of the genus by a unique color pattern in males and females. <i>Spectrolebias pantanalensis</i> is placed within the <i>Spectrolebias chacoensis</i> species group, representing the first species of this group described from Brazil. Its discovery extends the known range of the group, previously recorded only in Bolivia and Paraguay, and provides further evidence for the shared biogeographic history between the rio Paraguai and rio Guaporé/Río Iténez basins.</p>","PeriodicalId":24072,"journal":{"name":"Zootaxa","volume":"5845 1","pages":"179-188"},"PeriodicalIF":0.9,"publicationDate":"2026-07-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148399116","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Allostrophus tui sp. nov.: A new fossil species of polypore fungus beetle from the mid-Cretaceous Kachin amber (Coleoptera, Tetratomidae, Eustrophinae). tui Allostrophus sp. nov.：中白垩世克钦琥珀多孔真菌甲虫化石新种（鞘翅目，四足虫科，巨蝽科）。
IF 0.9 4区 生物学
Zootaxa Pub Date : 2026-07-03 DOI: 10.11646/zootaxa.5845.1.9
Yun Hsiao
{"title":"<b><i>Allostrophus tui</i> sp. nov.: A new fossil species of polypore fungus beetle from the mid-Cretaceous Kachin amber (Coleoptera, Tetratomidae, Eustrophinae)</b>.","authors":"Yun Hsiao","doi":"10.11646/zootaxa.5845.1.9","DOIUrl":"10.11646/zootaxa.5845.1.9","url":null,"abstract":"<p><p>Tetratomidae is a small family of fungivorous beetles, comprising approximately 150 extant species in 13 genera and five subfamilies worldwide. Its fossil record is limited, with only seven named species from the Mesozoic and five from the Cenozoic. In the present study, the third species of the extinct eustrophine genus <i>Allostrophus</i> Hsiao, Ślipiński, Yu, Deng & Pang, 2018, <i>A. tui</i><b>sp. nov.</b>, is described from mid-Cretaceous (Cenomanian, ca. 99 Ma) Kachin amber, northern Myanmar. The new species closely resembles <i>A. cretaceus</i> Hsiao, Ślipiński, Yu, Deng & Pang, 2018 in general appearance, but can be distinguished by its characteristic antennae, elytra, tibiae and tarsi. The discovery provides further data for completing the generic definition of <i>Allostrophus</i> and underscores the diversification of this small tenebrionoid family at both generic and species levels by the mid-Cretaceous.</p>","PeriodicalId":24072,"journal":{"name":"Zootaxa","volume":"5845 1","pages":"169-178"},"PeriodicalIF":0.9,"publicationDate":"2026-07-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148399187","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
A new species of deep-sea fouling Hyalopomatus (Annelida: Serpulidae) from the Mexican Pacific. 文章题目墨西哥太平洋深海污浊的透明鱼一新种（环节动物：蛇足鱼科）。
IF 0.9 4区 生物学
Zootaxa Pub Date : 2026-07-03 DOI: 10.11646/zootaxa.5845.1.6
María Ana Tovar-Hernández, Michel E Hendrickx, Greg W Rouse
{"title":"<b>A new species of deep-sea fouling <i>Hyalopomatus</i> (Annelida: Serpulidae) from the Mexican Pacific</b>.","authors":"María Ana Tovar-Hernández, Michel E Hendrickx, Greg W Rouse","doi":"10.11646/zootaxa.5845.1.6","DOIUrl":"10.11646/zootaxa.5845.1.6","url":null,"abstract":"<p><p>A new species of tubeworm belonging to the genus <i>Hyalopomatus</i> (Serpulidae) is described from the southern Mexican Pacific. It was found in 2024 attached to a seismograph at nearly 1000 m depth. The new species possesses distinctive features that separate it from the 17 species of this genus currently recognized, including: a white, opaque, smooth tube, with anterior collar-like shallow rings; a tetra-lobed collar; thoracic membranes extending to the second chaetiger; absence of an anterior abdominal achaetous zone; a spherical operculum, with a slightly differentiated distal cap; and a smooth, not annulated, junction between the peduncle and the operculum. Phylogenetic analyses indicate that the new species forms a clade with some other <i>Hyalopomatus</i> species (<i>H. mironovi</i>, <i>H. suelindsayae</i> and <i>H.</i> sp. 1 Jaco Summit) but does not group with an undescribed species from the Gulf of California (<i>H.</i> sp. Guaymas Basin).</p>","PeriodicalId":24072,"journal":{"name":"Zootaxa","volume":"5845 1","pages":"129-143"},"PeriodicalIF":0.9,"publicationDate":"2026-07-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148399212","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
A new species of the genus Lucanus Scopoli, 1763 (Coleoptera: Lucanidae: Lucaninae) from southwestern China. 中国西南Lucanus Scopoli属一新种，1763（鞘翅目：Lucanidae: Lucaninae）。
IF 0.9 4区 生物学
Zootaxa Pub Date : 2026-07-03 DOI: 10.11646/zootaxa.5845.1.11
Yi-Teng Li, Yu-Zhou Huang, Yi-Fan Wang, Zhi-Hong Zhan
{"title":"<b>A new species of the genus <i>Lucanus</i> Scopoli, 1763 (Coleoptera: Lucanidae: Lucaninae) from southwestern China</b>.","authors":"Yi-Teng Li, Yu-Zhou Huang, Yi-Fan Wang, Zhi-Hong Zhan","doi":"10.11646/zootaxa.5845.1.11","DOIUrl":"10.11646/zootaxa.5845.1.11","url":null,"abstract":"<p><p>A new stag beetle species, <i>Lucanus langya</i> Li, Huang, Wang & Zhan, <b>sp. nov.</b>, is described from Yunnan, China. Morphological differences between this new species and its closely related congeners <i>L. prossi</i> Zilioli, 2000 and <i>L. dirki</i> Schenk, 2002 are presented. Comprehensive illustrations are also provided for all three species, including habitus of males of different sizes, diagnostic characters, and male genitalia.</p>","PeriodicalId":24072,"journal":{"name":"Zootaxa","volume":"5845 1","pages":"189-196"},"PeriodicalIF":0.9,"publicationDate":"2026-07-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148399314","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Two new species of Kleemannia (Acari: Ameroseiidae) from the Northern Hill Region of West Bengal. 文章标题西孟加拉邦北部丘陵地区棘螨属二新种（蜱螨亚纲：Ameroseiidae）。
IF 0.9 4区 生物学
Zootaxa Pub Date : 2026-07-03 DOI: 10.11646/zootaxa.5845.1.7
Payel Kar, Krishna Karmakar
{"title":"<b>Two new species of <i>Kleemannia</i> (Acari: Ameroseiidae) from the Northern Hill Region of West Bengal</b>.","authors":"Payel Kar, Krishna Karmakar","doi":"10.11646/zootaxa.5845.1.7","DOIUrl":"10.11646/zootaxa.5845.1.7","url":null,"abstract":"<p><p>We describe two new species of mites in the genus <i>Kleemannia</i> Oudemans (Acari: Ameroseiidae). <i>Kleemannia darjeelingensis</i> <b>sp. nov.</b> and <i>Kleemannia takdahensis</i> <b>sp. nov.</b> are described from specimens collected from moss in medium to high-altitude forest zones of West Bengal, an area that has not been previously explored with regard to ameroseiid diversity.</p>","PeriodicalId":24072,"journal":{"name":"Zootaxa","volume":"5845 1","pages":"144-156"},"PeriodicalIF":0.9,"publicationDate":"2026-07-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148399349","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Revalidation of Trox raduloides Kolbe, 1904 as a distinct species from Omorgus (Afromorgus) tuberosus (Klug, 1855) (Coleoptera: Trogidae), and description of two new species. 重新确认Trox raduloides Kolbe， 1904是与Omorgus (Afromorgus) tuberosus (Klug, 1855)（鞘翅目：Trogidae）分离的一种，并描述了两个新种。
IF 0.9 4区 生物学
Zootaxa Pub Date : 2026-07-03 DOI: 10.11646/zootaxa.5845.1.5
Werner P Strümpher, Vinícius DA Costa-Silva
{"title":"<b>Revalidation of <i>Trox raduloides</i> Kolbe, 1904 as a distinct species from <i>Omorgus</i> (<i>Afromorgus</i>) <i>tuberosus</i> (Klug, 1855) (Coleoptera: Trogidae), and description of two new species</b>.","authors":"Werner P Strümpher, Vinícius DA Costa-Silva","doi":"10.11646/zootaxa.5845.1.5","DOIUrl":"10.11646/zootaxa.5845.1.5","url":null,"abstract":"<p><p><i>Omorgus</i> (<i>Afromorgus</i>) <i>tuberosus</i> (Klug, 1855) has long been regarded as a widespread species in the Afrotropical Region, with <i>Trox raduloides</i> Kolbe, 1904 treated as its junior synonym. However, discrepancies observed in the morphology of type specimens, most notably in the structure of the male genitalia, suggest that <i>O.</i> (<i>A.</i>) <i>tuberosus</i> represents a species complex rather than a single variable species. In this study, we re-examined the type material of <i>O.</i> (<i>A.</i>) <i>tuberosus</i> and <i>T. raduloides</i>, together with additional specimens from museum collections, to clarify the taxonomy and morphological variation within <i>O.</i> (<i>A.</i>) <i>tuberosus</i> sensu lato. Consistent differences in external morphology and aedeagal structure support the reinstatement of <i>T</i>. <i>raduloides</i> as a valid species, here transferred to the genus <i>Omorgus</i> (subgenus <i>Afromorgus</i>). Two additional species closely allied to <i>O.</i> (<i>A</i>.) <i>tuberosus</i>, <i>O</i>. (<i>A</i>.) <i>abyssiniensis</i> Strümpher & Costa-Silva, <b>sp. nov.</b> and <i>O</i>. (<i>A.</i>) <i>scholtzi</i> Strümpher & Costa-Silva, <b>sp. nov.</b> are described and illustrated. Our examination further revealed a high incidence of misidentifications in museum material, largely attributable to inadequate specimen preparation and the historical underuse of male genital characters. By clarifying diagnostic characters, stabilising nomenclature, and recognising previously overlooked diversity, this study provides a more robust species framework for the <i>Omorgus</i><i>tuberosus</i> species complex and highlights the need for continued revisionary work within Afrotropical representatives of the subgenus <i>Afromorgus</i>. An updated checklist of Afrotropical <i>Afromorgus</i> species, differential diagnoses and distribution map for the treated taxa is provided.</p>","PeriodicalId":24072,"journal":{"name":"Zootaxa","volume":"5845 1","pages":"106-128"},"PeriodicalIF":0.9,"publicationDate":"2026-07-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148399320","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Two new species of Aricidea (Aricidea) (Annelida: Paraonidae) from the Andaman coast and the Gulf of Thailand. 标题安达曼海岸及泰国湾拟拟拟蚊科二新种（拟拟拟蚊科）。
IF 0.9 4区 生物学
Zootaxa Pub Date : 2026-07-03 DOI: 10.11646/zootaxa.5845.1.2
Jintana Plathong, Sakanan Plathong, Wanlada Klangnurak, Natalia Ranauro, Pablo Hernández-Alcantara
{"title":"<b>Two new species of <i>Aricidea</i> (<i>Aricidea</i>) (Annelida: Paraonidae) from the Andaman coast and the Gulf of Thailand</b>.","authors":"Jintana Plathong, Sakanan Plathong, Wanlada Klangnurak, Natalia Ranauro, Pablo Hernández-Alcantara","doi":"10.11646/zootaxa.5845.1.2","DOIUrl":"10.11646/zootaxa.5845.1.2","url":null,"abstract":"<p><p>Two new species of Paraonidae, <i>Aricidea (Aricidea) pacharaphoni</i><b>sp. nov.</b>, and <i>A. (A.) sathingpra</i><b>sp. nov.</b>, are described from the Southwestern Pacific. <i>Aricidea (A.) pacharaphoni</i><b>sp. nov.</b>, collected in the Andaman Coast and the Gulf of Thailand, is clearly distinguished from other species of <i>Aricidea (Aricidea)</i> by having an elongate, faintly annulated median antenna extending to chaetigers 3-7; chaetiger 3 with distinctive globose notopodial postchaetal lobes with long digitiform terminal tips; two types of branchiae, strap-like and foliaceous; and two types of modified neurochaetae, pseudocompound and stout acicular. <i>Aricidea</i><i>(A.) sathingpra</i><b>sp. nov.</b>, was collected in the Gulf of Thailand and belongs to the articulated antenna group, being separated from all other species of this subgenus by having a triarticulated antenna; pair of distinctive round furrow protuberances on the prostomium; and 6-7 pairs of wide foliaceous branchiae. We suggested that the modification and shape of the notopodial postchaetal lobes in chaetiger 3 are an important morphological character to differentiate the species of this subgenus. Molecular phylogenetic and genetic distance analyses, based on cytochrome oxidase subunit I (<i>COI</i>) gene sequences support the recognition of <i>Aricidea (A.) pacharaphoni</i><b>sp. nov.</b>, as a distinct species. A taxonomic key for all world species of <i>Aricidea (Aricidea)</i> is included.</p>","PeriodicalId":24072,"journal":{"name":"Zootaxa","volume":"5845 1","pages":"28-51"},"PeriodicalIF":0.9,"publicationDate":"2026-07-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148399382","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
A new stygobitic genus and species of Cyclopinae (Crustacea, Copepoda, Cyclopoida), from the epikarst of Scrivilleri Cave, Sicily (Italy). 意大利西西里岛Scrivilleri岩洞表层岩溶中Cyclopinae（甲壳纲，桡足纲，Cyclopoida）一新属和新种。
IF 0.9 4区 生物学
Zootaxa Pub Date : 2026-07-03 DOI: 10.11646/zootaxa.5845.1.1
Vezio Cottarelli, Maria Cristina Bruno, Maria Teresa Spena, Daniele Vincenzo Caccamo, Rosario Grasso
{"title":"<b>A new stygobitic genus and species of Cyclopinae (Crustacea, Copepoda, Cyclopoida), from the epikarst of Scrivilleri Cave, Sicily (Italy)</b>.","authors":"Vezio Cottarelli, Maria Cristina Bruno, Maria Teresa Spena, Daniele Vincenzo Caccamo, Rosario Grasso","doi":"10.11646/zootaxa.5845.1.1","DOIUrl":"10.11646/zootaxa.5845.1.1","url":null,"abstract":"<p><p>A new genus and species of Cyclopinae, <i>Korecyclops alpha</i><b>gen. nov.</b><b>sp. nov.</b>, is described based on specimens retrieved from the epikarstic drip collecting in a rimstone pool of a Sicilian cave (Southern Italy). The new monotypic genus is characterized by the number of spines and setae on second segments of Exp P1-P4: 3.3.3.2, and 5.5.5.5, respectively; and by the number of spines and setae on second segments of Enp P1-P4: 1.1.1.1 and 4.5.5.4, respectively. <i>Korecyclops alpha</i><b>gen. nov.</b><b>sp. nov.</b> is an epikarstic, stygobitic species whose morphological characters associated with the size and oligomerisation of the appendages, relate it to the <i>Microcyclops</i> group Pesce 1996, as recently discussed by Boonyanusith <i>et al.</i> (2018), to the <i>Metacyclops</i> complex Karanovic <i>et al.</i> 2011, and to <i>Pseudohesperocyclops</i> Brancelj, Boonyanusith & Sanoamuang 2024. The strongest morphological affinities of the new species are with the genus <i>Pseudohesperocyclops,</i> but the two genera differ in the spinal formula of P1-P4 exp-2 and in the setal formula of P1-P4 enp-2, in the position and length ration of the ornamentation of P5 exopodal seta and spine, in the body shape and spermatophore shape. <i>Korecyclops alpha</i><b>gen. nov.</b><b>sp. nov.</b> represents a contribution to the knowledge of the diversity and of the low-range endemism of the groundwater taxa of the Sicilian karst; the discovery of this new genus reinforces the need of further investigating and protecting the epikarstic and karstic habitats. Some peculiar morphological and ethological adaptations of copepod fauna to life and colonization of the epikarst are presented and discussed. The existing species list of Sicily is updated by presenting unpublished data on the crustacean populations of groundwater of Sicily and some circum-Sicilian islands.</p>","PeriodicalId":24072,"journal":{"name":"Zootaxa","volume":"5845 1","pages":"1-27"},"PeriodicalIF":0.9,"publicationDate":"2026-07-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148399371","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
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