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This paper presents a systematic study on the Chinese species of the genus Lyroda Say. Four new species of Lyroda from Yunnan, Guangxi, and Zhejiang provinces are described and il…

Five new cave-dwelling species and one newly recorded litter-dwelling species belonging to the family Tetrablemmidae are described from Thailand, i.e., Ablemma erna Lehtinen, 1981…

Thecacera sesama Chan & Lee, sp. nov. (Nudibranchia, Polyceridae) is described from north-eastern Taiwan based on an integrative taxonomic approach combining morphological and mol…

The Ceratopogonidae (Diptera, Nematocera) is a highly diverse family of insects inhabiting a wide range of habitat types that is only absent from polar regions and remote islands.…

The genus Abbottina Jordan & Fowler, 1903 comprises small benthic gobionid fishes widely distributed in East Asia. However, due to the unclear generic characteristics as defined i…

A new species of the genus Sphenomorphus Fitzinger, 1843 is described from north-central Vietnam based on morphological differences and molecular divergence. Sphenomorphus puhoate…

In this work, the hypselostomatid land snail genus Acinolaemus F.G. Thompson & Upatham, 1997 in Southeast Asia is revised. Characters based on which the genus was originally erect…

Four new species of the flabby whalefish genus Gyrinomimus Parr, 1934 are described based on female specimens: G. alepis sp. nov. from the southern Atlantic, G. amaokai sp. nov. f…

In recent years, an increase in baseline arthropod surveys and closer scrutiny of specimens from current and past collections have resulted in a rise of adventive psyllid species …

The genus Aberdareleria Woźnica, 1993 (Diptera: Heleomyzidae) was previously considered monotypic and endemic to the Aberdare Mountains, Kenya. Here, we describe A. qinghaiensis s…

The subfamily Trichomyiinae Tonnoir, 1922 and the genus Trichomyia Haliday in Curtis, 1839 are recorded for the first time in China. A new species, Trichomyia sinensis sp. nov., i…

The genus Sudesna Lehtinen, 1967 (Araneae, Dictynidae) from Xizang, China is reviewed, including one new combination and four new species: S. linzhiensis (Hu, 2001), comb. nov., S…

The Drawida japonica (Michaelsen, 1892) species complex is widely distributed across Asia, yet its taxonomy remains challenging due to morphological conservatism and cryptic diver…

Arabella is the second-most diverse genus in the family Oenonidae, with about 50 species known so far. However, until now, there has been no detailed taxonomic information on Arab…

Asymphyloptera is distributed in the Australasian region and the New World. A new species of Asymphyloptera Collin is described from the Colombian Andean-Amazon cloud forest, name…

A new spider species of the genus Calommata Lucas, 1837 is described from China: C. yueluensis sp. nov. (♂♀). The male of C. hangzhica Li & Xu, 2022 is described for the first tim…

The molecular phylogeny and morphological–anatomical characteristics of the terrestrial snail genus Landouria Godwin-Austen, 1918 from Thailand are investigated, and we describe t…

The Oriental fire-bellied newt Hypselotriton orientalis, widely distributed in eastern China, has long faced taxonomic ambiguities. Although the nominate subspecies of H. oriental…

Nannopus palustris Brady, 1880 is considered to be distributed worldwide and is the type species of Nannopus Brady, 1880 that, in turn, is the type genus of the family Nanno…

Errant polychaetes of the family Sigalionidae are active, scale-covered predators inhabiting sandy marine bottoms. Knowledge of this family in tropical America is scarce, with onl…

This study describes a new species, Metaphire wenanensis Liu & Zhao, sp. nov. integrating morphological characters and molecular data. The new species is assigned to the M. houlle…

We describe a new species of the genus Ilocomba Brescovit, 1997 from the Andean region of Colombia using an integrative taxonomic approach that combines morphological and molecula…

Calamaria pavimentata Duméril, Bibron & Duméril, 1854 was originally described from Java Island, Indonesia, yet specimens from southern China, particularly Guangxi, have long been…

Three species of the subgenus Homoneura (Homoneura) Wulp, 1891 from China are described as new to science: H. (H.) furcata sp. nov., H. (H.) lishuiensis sp. nov., and H. (H.) sexa…

Five new species of Plateros Bourgeois, 1879 are discovered from Hainan Island, China, and described as P. hainanensis sp. nov., P. sinuatus sp. nov., P. elongatus sp. nov., P. de…

Two new species of the bamboo-feeding leafhopper genus Buloria Distant, 1908 (Cicadellidae, Deltocephalinae, Mukariini), B. acuta Sun, Li, Chen & Yang, sp. nov. and B. falcata Sun…

Mayflies collected in the central mountain range of New Guinea (Highland Papua Province) revealed a new genus of Baetidae, Siphliops gen. nov. The larvae present a unique combinat…

Two new species of the genus Dorylaimopsis Ditlevsen, 1918 from the subtidal zone of the Yellow Sea are described and illustrated. Dorylaimopsis sinica sp. nov. is characterised b…

A new tribe, Elibucini trib. nov., is established in the subfamily Elicinae Melichar, 1915 (Hemiptera, Tropiduchidae) to accommodate the new genus Elibuca Zhou & Chang, gen. nov. …

Urban environments exhibit narrower environmental temperature profiles, with increases in mean temperature compared with natural environments. In this context, urban populations w…

From 2020 to 2024, The Institut Mauritanien de Recherches Océanographiques et des Pêche (IMROP) and the Senckenberg Research Institute conducted five joint expeditions, exploring …

Recent explorations of caves in Pahang, central Peninsular Malaysia yielded specimens of an unusual long-legged terrestrial, cave-dwelling crab. Morphological examinations of the …

We describe new species of the genus Pheretima from Catanduanes Island, Philippines. Pheretima lapulapui sp. nov. belongs to the Pheretima sangirensis group, with one pair of sper…

A new species of crocodile newt, Tylototriton vietnamirabilis sp. nov., is described from Phu Xai Lai Leng Mountain, Nghe An Province, in the border area between Vietnam and Laos,…

This study is based on a comprehensive morphological examination of physical specimens, high-resolution photographs, and primary literature covering all known species of the genus…

The brachyceran family Vermileonidae (wormlion flies) is characterised by larvae that construct pitfall traps for predation. The Oriental genus Vermitigris Wheeler, 1930 previousl…

Phoresy is an important dispersal strategy in pseudoscorpions, yet associations with Diptera have not been comprehensively revised for more than two decades. An updated synthesis …

Two new species of the Nanorana yunnanensis complex are described from southeastern and northeastern Yunnan Province, China, respectively, based on morphological and molecular evi…

Based on several small collections, new taxonomic and faunistic data on spiders of the United Arab Emirates (UAE), Saudi Arabia, Kuwait, and Lebanon are presented. Six species are…

Leodamas chevalieri, the only Leodamas species reported in the Arabian region, was originally described from Senegal, western Africa. In this work, the morphological and genetic (…

In April 2025, adult specimens of Diptera were collected in Henan Province, China., and based on an integrated analysis of DNA barcodes and morphology, a new species is formally d…

The genus Cardiocondyla Emery, 1869 is a diverse group of ants in the subfamily Myrmicinae, with a total of 89 recognised species and subspecies recorded worldwide. A new species …

The morphology, morphogenesis, and multi-gene phylogeny of a new hypotrich, Stichotricha koreana sp. nov., from a temporary pond in Gangneung-si, South Korea, were investigated. T…

The spiders of the Pholcus phungiformes species group are primarily distributed across five mountain ranges in East Asia: the Lüliang Mountains and the Yanshan-Taihang Mountains i…

A new species of the genus Scincella Mittleman, 1950 is described from south-central Vietnam based on morphological and molecular evidence. Scincella ngati sp. nov. is characteriz…

To study the diversity and taxonomy of marine nematodes on the Rizhao coast, undisturbed sediment samples have been systematically collected since 2022. Two new species of the fam…

The family Rhaphidophoridae (Orthoptera, Ensifera) was established by Walker in 1869 with Rhaphidophora Serville, 1838 as the type genus. Morphologically, all species are complete…

Lomechusoides umbrosus sp. nov. (Coleoptera: Staphylinidae: Aleocharinae: Lomechusini) is described, a socially integrated myrmecophile associated with Formica polyctena Foerster,…

We describe two new species of the genera Cryptophallus Bock, 1913 and Limnoplana Faubel, 1983, which have not been reported for nearly a century. Herein, the genus Limnoplana rep…

The synigonymy of Anadimonia Ogloblin, 1936 with Trichocerophysa Gressitt & Kimoto, 1963 is supported. Trichocerophysa latifascia Gressitt & Kimoto, 1963, syn. nov. is regarded as…