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The Taiwanese species of the genus Batophila Foudras, 1860 are revised. Batophila acutangula Heikertinger, 1921 is removed from the list of Taiwanese fauna. Batophila taiwanica Dö…

Hypselostomatid microsnails of the genera Clostophis and Acinolaemus from limestone hills in central Thailand were studied and three new species are described. Clostophis rhynchot…

A new species of the genus Scincella Mittleman is described from Qixingguan District, Bijie City, Guizhou Province, China, based on morphological and molecular evidence. The new s…

Africa is recognized for its high levels of endemism across many groups of organisms, including Cladocera. Several studies contributed to our understanding of the diversity and ge…

A new species of Diglyphus Walker, D. albifemur Liu, Hansson & Guo, sp. nov., is described based on extensive material from China collected from 2016 to 2024. The entire material …

Two new genera and seven new species of the subtribe Plexippina Simon, 1901 are reported from Southwest China based on both morphological and molecular evidence. They are Chuanatt…

The species of Acroclisoides Girault & Dodd (Pteromalidae: Metasteninae) are revised. Twenty-three world species are recognized based on females, of which eight new species are de…

Issues concerning the identification of Chanodichthys oxycephalus are addressed. This species is a senior synonym of Ch. oxycephaloides and is restricted to the Chang-Jiang basin …

Prosoeca Schiner, 1867 is the most diverse genus of Nemestrinidae in Africa and is endemic to southern Africa. The 37 described species in this genus are all thought to be importa…

Three new species of Xylochironomus Cranston are described here based on adult males from the Oriental region, specifically from South China and East Malaysia. The generic diagnos…

A new genus of gecarcinucid freshwater crab, Patithelphusa gen. nov., is described from the Shevaroy Hills, Yercaud, located in Salem District, Tamil Nadu, within the Eastern Ghat…

Two new species of Phrynarachne, P. gorochovi sp. nov. (♀), from Philippines (Luzon) and P. storozhenkoi sp. nov. (♀) from Malaysia (Borneo) are diagnosed, illustrated and describ…

A new subspecies of Amolops dafangensis Li, Liu, Ke, Cheng, & Wang, 2024, designated as Amolops dafangensis wumengmontis ssp. nov., is described from Mt. Wumeng, Zhaotong City, no…

A biodiversity monitoring program in south-central British Columbia, Canada, at sites on traditional nłeʔképmx territory near the Highland Valley Copper mine, collected many speci…

Two new planthopper species of the family Issidae, tribe Parahiraciini, are described from Central Vietnam: Gelastyrella vuquangensis sp. nov. from Vu Quang National Park in Ha Ti…

Desmopuntius mahakamensis sp. nov., is described based on specimens from East Kalimantan, Indonesia. The new species, D. mahakamensis is distinguished from all congeners by the fo…

Leaf insects of the genus Phyllium Illiger, 1798 are primarily distributed across Southeast Asia, with most species known from the Philippines, Malaysia, and Indonesia. Subsequent…

The ecological opportunities presented by the invasion from marine to freshwater habitats are considered to be an important catalyst for the adaptive radiation of many fish taxa. …

This study explores the diversity of microsnails inhabiting limestone caves in Southern Thailand. It describes four new species of the genus Acmella W.T. Blanford, 1869 (Gastropod…

A new species of the genus Amolops is described from the Hoang Lien Range, northwestern Vietnam as Amolops cuongi sp. nov. While morphological and molecular data assign these indi…

Only a single species of the subgenus Antocha (Antocha) Osten Sacken (1860) was previously known to occur in Northwest China. In this study, four additional species are added to t…

Nasutitermes aurantius sp. nov., is described from Central Panama. The soldier is unique among Central American Nasutitermes by its small size and orange head capsule coloration. …

Four new species of Tasactes Faust, 1894 are described from China: Tasactes angustus sp. nov., Tasactes ocellatus sp. nov., Tasactes pilosus sp. nov. from Xizang Autonomous Region…

Museum collections continue to play a critical role in taxonomic research by preserving historical material and biodiversity records that might otherwise have been lost. In the pr…

Females and males of six species of Pseudoglomeris, P. (P.) sculpta, P. (P.) valida moderata, P. (P.) fallax, P. (P.) beybienkoi, P. (Glomerexis) semisulcata, and P. (G.) angustif…

Two new species of Conostigmus Dahlbom, 1858, C. rotundus Yang & Wang, sp. nov. and C. clayulatus Yang & Wang, sp. nov. are described from the Yintiaoling Nature Reserve, Chongqin…

A new species of loach, Oreonectes qinae sp. nov., was collected in December 2024 from Guangxi Gutingshan Forest Park, Liuzhou City, Guangxi Zhuang Autonomous Region, China. The n…

The subfamily Epipleminae, the largest group within Uraniidae (Lepidoptera, Macroheterocera, Geometroidea), comprises small, nocturnal moths primarily distributed in tropical regi…

The males of Qianlingula jiafu Zhang, Zhu & Song, 2004 and Q. turbinata Zhang, Zhu & Song, 2004 are described here for the first time. Detailed descriptions and color photographs …

Nine species of Parasesarma are currently recorded from continental Australian mangroves. The present study describes a new species, P. otiense sp. nov., from Western Australia. P…

A new species of fossorial mole (Eulipotyphla, Talpidae, Euroscaptor) is described from Pu Luong Nature Reserve, north-central Vietnam, based on distinct genetic and morphological…

A survey was undertaken to study the spider genus Lipocrea Thorell, 1878, from Guiyang City, Guizhou Province, southwest China. A total of two species is here addressed based on m…

A biodiversity and distribution analysis of the beetle families Bolboceratidae and Geotrupidae, and the subfamily Scarabaeinae (Scarabaeidae) of Honduras is presented for the firs…

The crab-spider genera Zametopina Simon, 1909 and Nyctimus Thorell, 1877 remain poorly studied, with significant gaps in their taxonomic understanding. Nyctimus has seen little st…

A new species of the gobiid genus Trimma is described from the Farasan Banks in the southeastern Red Sea. The new species is characterized by having a predorsal midline with 7–8 s…

A new species of sillaginid fish, Sillago persica sp. nov., is described from 30 specimens collected along the southern coast of the Persian Gulf (Busher), Iran. Morphological com…

This study presents the first integrated morphological and molecular characterization of larvae from three Microtendipes species, Microtendipes baishanzuensis Song & Qi, 2023, Mic…

Two new subterranean species of the genus Acherontiella Absolon, 1913 from Iran are described, illustrated, and morphologically differentiated from similar species. Acherontiella …

The subfamily Geracinae Brindle, 1971, and the genus Pseudovostox Borelli, 1926, are recorded for the first time from China. These new records were confirmed by collections from G…

Aextoxicola Tello & Tello-Arriagada, gen. nov., with its type species Aextoxicola pilolcurensis Tello & Tello-Arriagada, sp. nov., a new South American genus and species of the fa…

Two new species of Dolichurus Latreille, 1809, namely D. albipedigerus Bai & Li, sp. nov. and D. nigrilamellatus Bai & Li, sp. nov. are described from China (Yunnan, Guangdong and…

Velia (Cesavelia) lii sp. nov. and Velia (Cesavelia) motuoensis sp. nov. from Xizang Province, China, as well as Velia (Cesavelia) yiliangensis sp. nov. from Yunnan Province, Chin…

A new species of the genus Niphargus Schiödte, 1849 (Crustacea: Amphipoda: Niphargidae) is described from the deep pebble beach interstitial habitats along the northern Black Sea …

A new species of the genus Hebius is described from Yunnan Province, China. The new species was previously identified as H. boulengeri, but it can be separated from H. boulengeri …

Twenty-two new species of Panabachia Park (Coleoptera: Staphylinidae: Pselaphinae: Brachyglutini: Brachyglutina), are described from montane forest and páramo habitats of Ecuador:…

Two new species of Hahniidae, Hahnia dabashan Cai, Wang & Zhang, sp. nov. (♂) and Sinahahnia chengkou Cai, Wang & Zhang, sp. nov. (♂♀), are described and illustrated with photogra…

We describe a new monotypic genus of Darwin wasps (Hymenoptera, Ichneumonidae, Banchinae) from the Yasuní region, Ecuador: Amazoboea gen. nov. is described to accommodate A. selva…

Thapaia malingensis Yuan & Song, sp. nov., a new species of Erythroneurini (Hemiptera, Cicadellidae, Typhlocybinae) from Maling River Canyon in Xingyi, China, is described and ill…

Psilochasmus Lühe, 1909 is a small genus of psilostomid digeneans parasitic in birds and characterized by the presence of a retractable tail-like structure at the posterior end of…

Fenestrulina malusii (Audouin & Savigny), the type species of Fenestrulina Jullien, is among the most widely reported bryozoans globally. Following the loss of the original type m…