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In present study, a previously unidentified but frequently encountered species of deep-sea protobranch, Yoldiella haimaensis sp. nov., is described new to science from the Haima C…

The species of the genus Karschia Walter, 1889, collected from Xizang, China, were reviewed. A total of six species were recognized using morphological and molecular data, Karschi…

Three new pseudoscorpions in the family Pseudotyrannochthoniidae are described from China: Allochthonius hispidus sp. nov. from Chongqing (Wushan County), Spelaeochthonius huangla…

Three new species of the genus Stenohya Beier, 1967 from China are described: Stenohya gibba sp. nov. and S. papillata sp. nov. from Hunan Province, and S. guangmingensis sp. nov.…

Four new species of Marphysa are described from Terengganu state on the east coast of Peninsular Malaysia, using morphological and molecular (cytochrome oxidase subunit I (COI) ge…

The diversity of nemerteans along the Pacific coast of the United States is regarded as well characterized, but there remain many cryptic, undescribed, and “orphan” species (those…

A new family of antipatharian corals, Ameripathidae (Cnidaria: Anthozoa: Antipatharia), is established for Ameripathes pseudomyriophylla Opresko & Horowitz, gen. et sp. nov. The n…

Phylogenetic and morphological analyses delimit and diagnose, respectively, a new population of a karst-dwelling Cyrtodactylus from extreme northern Thailand. The new species, Cyr…

The family Trechaleidae Simon, 1890 is reported for the first time from China, including one new species: Shinobius cona sp. nov. (♂♀). Morphological descriptions, photos and illu…

Based on a molecular phylogenetic analysis and morphological comparison, a new species of mountain pitviper, Ovophis jenkinsi sp. nov., is described. The new species was collected…

A new ant species, Paraparatrechina neela sp. nov., with a captivating metallic-blue color is described based on the worker caste from the East Siang district of Arunachal Pradesh…

The Vaupés River stands out as one of the few within the Amazon basin due to its numerous rapids. These riverine fast-flowing sections not only provide habitat to highly specializ…

Museum collections are an important source for resolving taxonomic issues and species delimitation. Type specimens as name-bearing specimens, traditionally used in morphology-base…

Ctonoxylon is a strictly Afrotropical genus of bark beetles breeding under bark of rainforest trees and lianas. A taxonomic revision of the genus included a molecular phylogenetic…

The predatory firefly Photuris elliptica is common throughout the Atlantic Forest and has been proposed as a biomonitor due to the species’ narrow niche and elevational range. How…

This study focuses on the avidus–nigritarsis lineage within the genus Merodon, exploring morphological, genetic, and distributional aspects of two related assemblies within this l…

A morphological and molecular analyses of a newly discovered species, Glossobalanus weii sp. nov., from Danzhou city, Hainan Island, China is presented. Several morphological char…

A contribution to the knowledge of the malachiine genus Intybia Pascoe, 1866 from China is given. Two new species groups: Intybia klapperichi group and Intybia eversi group are de…

The revision of the flea beetle genus Argopistes Motschulsky, 1860 in Madagascar is provided. Six new species are described: Argopistes janakmoravecorum sp. nov., A. laterosinuatu…

With 252 species, Pseudopoda Jäger, 2000, is the largest genus in the family Sparassidae and is widely distributed in South (49 species in Bhutan, India, Nepal and Pakistan), East…

In this study, eight new species are described from the subtropical parts of Yunnan Province in southwestern China: Belisana honghe Zhang, Li & Yao, sp. nov. (♂♀), B. jiuxiang Zha…

A combination of morphological traits and DNA data (COI and 28S rRNA partial sequences) was used to study the genus Mongoloniscus Verhoeff, 1930 from China. Four new species are d…

Leptogenys is the most diverse genus of the ant subfamily Ponerinae and is widely distributed across the world’s tropical and subtropical regions. More than 40 species are known f…

The monotypic genus Ogdenia Peckham, 1908, is redefined based on the redescription of the holotype of O. mutilla (Peckham & Peckham, 1907), along with the newly discovered male sp…

We report a new land snail species representing a new genus from the mountainous area of Zhejiang, China. The snail has a depressed shell with granules all over the surface. The s…

Based on several field investigations, many molluscan shells and chondrichthyan teeth, together with other invertebrate and actinopterygian remains were found from the marine Bang…

Four new inquiline social parasites are described in the dolichoderine ant genus Tapinoma from the Nearctic region, and keys are provided for queens and males of the Nearctic Tapi…

A new genus of malachiine Melyridae, Platyintybia gen. nov., is described based on several male-specific characters, along with description of its type species, Platyintybia zhong…

The Serra da Neve inselberg in Namibe Province, southwestern Angola is the second highest peak of Angola with an elevation of 2489 m. It remains one of the least explored regions …

The Austrelatus papuensis group is the second species group of the New Guinean representatives of the recently described genus Austrelatus Shaverdo et al., 2023. The group is main…

Based on material recently collected in northern Thailand, the present study provides an updated of the genus Baetiella, including Gratia. It comprises six species in Thailand, th…

Six new species of Cryptochironomus Kieffer, 1918, C. absum Liu, sp. nov., C. beardi Liu, sp. nov., C. dentatus Liu, sp. nov., C. ferringtoni Liu, sp. nov., C. parallelus Liu, sp.…

In this paper, the genus Vitrea Fitzinger, 1833 in Serbia is reviewed. All previous literature data on this genus from Serbia are summarised and used to discuss its distribution i…

The genus Hivanua gen. nov. is established for the harmochirine jumping spiders of the Marquesas Islands, formerly placed in Habronattus F.O. Pickard-Cambridge, 1901 and Havaika P…

Poolea gen. nov. is described for two noctuid species from southwestern United States: Poolea grandimacula Barnes & McDunnough, comb. nov., previously in Oxycnemis Grote, and Pool…

Six species of the ant-eating spider of the family Zodariidae are described from Xizang, China, including five new species: Asceua chayu sp. nov. (♀), A. dawai sp. nov. (♂♀), Mall…

Two species of the long-legged sac spider genus Cheiracanthium C. L. Koch, 1839 collected from China are diagnosed and described as new to science: Cheiracanthium bannaensis sp. n…

Lycodon gammiei (Blanford, 1878), a rarely encountered species of Asian snake, is characterized by ambiguous systematics and biology. Based on a sole specimen of L. gammiei redisc…

In this study, 21 species of Hybos Meigen, 1803 are reviewed in Huaping National Nature Reserve, China. Among these, three species, i.e., Hybos denticulatus sp. nov., Hybos forcip…

The songs of seven grasshopper species of subfamily Gomphocerinae from Russia, Ukraine, Georgia, and Kazakhstan were studied. We analysed not only the sound, but also the stridula…

Species of the thorny lacewing subfamily Symphrasinae (Neuroptera: Rhachiberothidae) are revised. Prior to this work, 42 species were known in the genera Anchieta Navás, 1909, Ple…

The current study presents an annotated checklist of the land snail species in the vicinity of the limestone hill of Gua (= cave) Rumbang, an outcrop located at the district of Pa…

A new species of Larca is described from dry habitats in a cave in central Colorado. Like other cave-dwelling species of Larca, the new species Larca boulderica sp. nov., shows re…

Species of the genus Lathrobium Gravenhorst (Coleoptera: Staphylinidae: Paederinae) from North America north of Mexico are reviewed and 41 species are recognized. Morphology and m…

Corynotopsis omanicus sp. nov. of the myrmecophilous supertribe Clavigeritae is described from Oman. The type series was collected at night and the ant host species remains unknow…

Fourteen species of Cheiloneurus from China are studied. Cheiloneurus guangxiensis Zu, sp. nov., is described as new to science, and C. boldyrevi Trjapitzin & Agekyan, 1978, C. bo…

Five new Lagynochthonius species of the pseudoscorpion family Chthoniidae are described, based on morphological characters: Lagynochthonius duo sp. nov., Lagynochthonius gibbus sp…

Features of shell and genitalia as well as nucleotide sequences of selected mitochondrial and nuclear genes of specimens of Monacha cantiana from ten northern French and two Dutch…

A comprehensive overview of the state of knowledge on the Chilopoda Geophilomorpha of the Asian part of Russia is presented, based on the critical revision of all published morpho…

Hanseniella chilensis is the only myriapod of the class Symphyla known from Chile. This garden centipede, or pseudocentipede, was described more than 120 years ago based on morpho…