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A new ant species, Messor odrysarum sp. nov., of the Messor structor species group, is described based on worker, gyne and male castes collected in Eastern Rhodopes, Bulgaria. The…

The subfamily Ennominae represents the most diverse lineage within the family Geometridae. Knowledge about the identity and number of Mexican geometrids is limited, and particular…

Five new scaled species, belonging to three genera of Entomobryinae, are described from Guangxi Zhuang Autonomous Region and Chongqing Municipality, China. Lepidodens maculata sp.…

A new species of the genus Odorrana is described based on specimens collected from Wenshan Prefecture, Yunnan Province, China. The new species can be distinguished from other spec…

A new species of ground-dwelling gecko of the genus Cyrtodactylus (Geckoella) is described from the low elevation Terai-Duar region of southeastern Nepal using molecular and morph…

Putoidae (Hemiptera: Coccomorpha) is a small family of scale insects in which the adult females exhibit morphological characteristics that closely resemble those of Pseudococcidae…

The Synopiidae Austrosyrrhoe hamptonae sp. nov. and Syrrhoe manowitzae sp. nov. are morphologically described from the Clarion-Clipperton Zone, Pacific Ocean. Their descriptions a…

Ampeliscidae is a species-diverse family that inhabits oceans around the world at depths from the intertidal to the hadal zone of 6500 m. During a series of collection expeditions…

The Pardaliscidae is one of the most abundant and species-rich families of Amphipoda in the deep sea. Among pardaliscid species collected from abyssal depths (4185–4182 m) of the …

A new species of the previously monotypic genus Eperopeus within the family Pardaliscidae is described from the Clarion-Clipperton Zone in the Pacific Ocean. An updated diagnosis …

A new monotypic genus within the family Lepechinellidae is described from the deep-sea Clarion-Clipperton Zone in the Pacific Ocean. Pseudolepechinella gen. nov. is distinguished …

A new species of the genus Lepechinelloides is described from the Clarion-Clipperton Zone in the Pacific Ocean. Lepechinelloides polymetallica sp. nov. is distinguished from the o…

A new species of the genus Thrombasia within the family Tryphosidae is described from the Clarion-Clipperton Zone in the Pacific Ocean. A key to distinguish the new species from t…

The Tryphosidae is a species-rich family of the order Amphipoda. During the survey of the abyssal depths of the Clarion-Clipperton Zone in the east Pacific, a new species of the g…

Two new species are described in the genus Elimedon within the family Tryphosidae from depths between 4026–4299 m in the Clarion-Clipperton Zone, Pacific Ocean. A revised diagnosi…

Two new species of the phoxocephalid subfamily Harpiniinae are described from the easternmost sector of the Clarion-Clipperton Zone. The material examined was collected with epibe…

Two new species of Liljeborgia are described from the Clarion-Clipperton Zone, central-east Pacific Ocean. Liljeborgia scylla sp. nov. is described from a single immature male spe…

Eusiridae is the most abundant and species rich family of Amphipoda collected in the Clarion-Clipperton Zone (CCZ), in the abyssal Eastern Pacific. Here five species new to s…

The Clarion-Clipperton Zone (CCZ) in the central east Pacific holds significant abundances of manganese nodule deposits. The region is subject to intense exploration for potential…

A remarkable new amphipod species, Mirabestia maisie sp. nov., is described from the Clarion-Clipperton Zone, abyssal Pacific Ocean, at depths of 4130–4309 m. The species is descr…

Ascodipteron euryale sp. nov. is described from Yunnan Province, China, based on dealate neosomic females extracted from the base of the ear of the lesser brown horseshoe bat, Rhi…

Three new species of the copepod family Canuellidae Lang, 1944 (Copepoda, Canuelloida) are described from the Western Pacific Ocean, based on specimens collected from coastal wate…

A new nanophyine genus, Zhangius Wang & Alonso-Zarazaga, gen. nov., with two new species Zhangius rhymbon Wang & Alonso-Zarazaga, sp. nov. (type species) and Zhangius lophos Wang …

For decades, populations of the suck-loach genus Formosania from the Jiulongjiang River in Fujian Province, China, have been identified as F. fascicauda, a species originally desc…

The article presents an updated checklist and a catalogue of Fulgoromorpha and Cicadomorpha of Lithuania based on analysis of published records, material preserved in available in…

Two new planthopper species of the family Issidae, tribe Sarimini are described from Central Vietnam. Dactylissus sinuatus Constant & Pham, sp. nov. from Hon Ba Nature Reserve in …

A new hypotrich ciliate, Anteholosticha nanjiensis sp. nov., was isolated from a sandy beach in Wenzhou, China. Its morphology was investigated using detailed live observation and…

Based on the male genitalia, five new leafhopper species of Limassolla, L. pygalis Ran & Song, sp. nov., L. maehongsonensis Ran & Song, sp. nov., L. yangi Ran & Song, sp. nov., L.…

Gveleshapia kvevri gen. et sp. nov. represents the first formally described species of Islamiinae from the Caucasus, extending the distribution of this subfamily far beyond its tr…

Tychius is a speciose and widespread weevil genus, whose phylogenetic relationships are largely unknown. Here we assess the validity of the subgenus Apeltarius using an integrativ…

Two new species of the genus Plateros Bourgeois, 1879, P. bachmaensis sp. nov. and P. phulocensis sp. nov., are described from Bach Ma National Park, central Vietnam. Plateros ban…

This study describes a new millipede species of the genus Riukiaria from China: Riukiaria langyaensis sp. nov., and provides an identification key to all 19 Riukiaria species curr…

Lactistomyia koreana sp. nov., the first species of the genus Lactistomyia Melander, 1902, recorded from the Palearctic Region, is described based on four female and one male spec…

A formal synthesis of the occurrence of herpetofauna species in Agusan Marsh Wildlife Sanctuary remained scant since the documentation of historical records by E.H. Taylor in the …

The cryptic diversity within the earwig genus Chelidurella Verhoeff, 1902 remains underestimated despite growing evidence from molecular phylogenetic studies. During recent collec…

Aegiale C. Felder & R. Felder, 1860 has traditionally been treated as a monotypic genus of Giant Skippers (Hesperiidae: Megathymina), represented by A. hesperiaris (Walker, 1856),…

Three new species of the genus Aleuroclava Singh viz., A. bannanensis sp. nov. (Yunnan: Xishuangbanna), A. rubi sp. nov. (Zhejiang: Hangzhou), and A. yunnanensis sp. nov. (Yunnan:…

Mosquitoes are major vectors of human and animal diseases, making their accurate identification essential for vector surveillance and control. However, morphological identificatio…

The study on Cyclophoroidea from Padang Bindu Karst, South Sumatra, was conducted to document the species diversity of the superfamily in the area. The samples, including leaf lit…

The assembly of insect mitochondrial genomes remains challenging in certain taxa due to extreme AT biases and long repetitive regions. The family Diaspididae (Hemiptera: Coccomorp…

The Ephemeropteran genus Thalerosphyrus Eaton, 1881 (Heptageniidae: Ecdyonurinae) is an Oriental-endemic genus hitherto comprising ten species, distributed from Sundaland to the W…

Seventeen species of slugs and semi-slugs from northern Algeria are described and discussed. The species are provided with synonyms, brief descriptions of external characters and …

Hadrotarsinae Thorell, 1881 is a subfamily of cobweb spiders (Theridiidae) distributed worldwide and generally regarded as specialized ant predators. The taxonomy of Hadrotarsinae…

Millipedes (class Diplopoda) are vital soil invertebrates that play key roles in litter decomposition and nutrient cycling. However, their phylogenetic relationships remain poorly…

A new anchovy species, Stolephorus falco sp. nov., is described based on three museum specimens collected from northern Sumatra, Indonesia. Although the new species resembles S. b…

Four new species and 11 new faunistic records of Chironomidae are described and reported from the Guanacaste National Park, a small patch of tropical forest in the Belize Lowlands…

Athelges pileus sp. nov. is described as an abdominal bopyrid of the hermit crab Diogenes edwardsii collected from the Noto Peninsula, Japan. Athelges pileus sp. nov. is distingui…

Thirteen new species belonging to the dentivalvata species group of the genus Meleonoma Meyrick are described. They are M. anisomorpha sp. nov., M. apicitriangula sp. nov., M. bis…

The present study provides a supplementary morphological description, the first molecular analysis, and the first description of female of Stiphodon hadiatyae Nurjirana, Gustiano,…

The Swedish fauna of thrips (Thysanoptera) within the family Thripidae is reviewed in this study. Thripidae is one of the most diverse thrips families, containing many economicall…