Works in Indonesia

Three new species of the genus Hutufeideria are described from the Oriental region. The first species, H. perakensis sp. nov., was collected in Malaysia and differs from its conge…

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…

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

The uncertain taxonomic identity and provenance of the gecarcinucid karst crab Parathelphusa (Liothelphusa) nobilii Colosi, 1920 is resolved through the examination of historical …

This study describes two new species collected from deep-sea environments in the Indo-West Pacific. Hyalonema (Cyliconema) dexiangi sp. nov., collected from the Indian Ocean, is c…

Since 2010, the Mátra Museum of the Hungarian Natural History Museum has conducted a long-term research program to explore the biodiversity and collect data of selected groups of …

Investigations of material collected by one of us (CS) between May 2017 and November 2023 from 70 localities in Thailand further increases our knowledge of the diversity of the ge…

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 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…

The mealybug genus Paraputo Laing (Hemiptera: Coccomorpha: Pseudococcidae) contains 89 species worldwide, including several important agricultural insect pests. During a 2024 surv…

The first global account of the diversity of the Ephemeroptera family Leptophlebiidae in New Guinea is provided, based on collections of nymphs collected throughout the island and…

Two new species of Phyllidia from North Sulawesi, Indonesia, Phyllidia fontjei sp. nov. and Phyllidia ovata sp. nov., are described based on morphology and molecular barcoding of …

This is the first part of a catalogue containing all known types in the mammal collection of Naturalis Biodiversity Center, Leiden, The Netherlands, covering the orders Monotremat…

The taxonomy of crab spiders (Thomisidae) has been the focus of many reviews, adding new genera such as Ibana and Crockeria while synonymising Ascurisoma with Cebrenninus, and des…

In the Afrotropical Region, Sphyracephala beccarii (Rondani) and S. munroi Curran are found, the former just extending into the Palaearctic Region. In the latter region, S. babadj…

There are a total of 47 species from ten families of Gastropoda recorded on Bacan Island from 1861 to 1963 by 15 studies. In 2022, the island was revisited to investigate its curr…

Selenobrachys Schmidt, 1999 and Chilocosmia Schmidt & von Wirth, 1992 were considered junior synonyms to Orphnaecus Simon, 1892 without further morphological investigation nor the…

Diagnostic characters distinguishing the gudgeons Belobranchus belobranchus and Belobranchus segura were reassessed and found to be inconsistent, making it difficult to accurately…

The genera and subgenera of the subtribe Aspilotina are reviewed. A new illustrated key to all accepted supraspecies taxa is provided. Grandilota Fischer, 2002, stat. nov. is prop…

Barbodes klapanunggalensis sp. nov. is described on the basis of two specimens collected from the subterranean cave system of Klapanunggal karst area, Bogor Regency, West Java Pro…

Material from the type localities of most described species of Papuanatula and rich material newly collected across New Guinea and on the island Sulawesi form the bases for this c…

A comprehensive revision is presented of the Oriental and Australasian diving beetle genus Sandracottus Sharp, 1882 (Coleoptera: Dytiscidae: Dytiscinae: Aciliini) and seven junior…

Previous ecological studies show higher sponge diversity in the Spermonde Archipelago, SW Sulawesi, Indonesia, compared to the World Porifera Database. This study aims to provide …

A new species of the genus Bannana Tong & Li, 2015 and a new species of the genus Trilacuna Tong & Li, 2007 are recorded from Xishuangbanna, Yunnan Province: Bannana zhengguoi Ton…

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…

A new theridiosomatid genus, Simonia Yu & Lin, gen. nov., is described, with Baalzebub youyiensis Zhao & Li, 2012 (♂♀, China, Vietnam and Laos) as the type species. Three species …

More than a decade has passed since the publication of the only world checklist available for Onychophora. During this period, numerous nomenclatural acts and taxonomic changes ha…

Phymatodiscidae fam. nov. is diagnosed, with Phymatodiscus as the type genus. A new genus, Bardizon gen. nov., with Bardizon eotvosi sp. nov. (from Indonesia) as the type species,…

Herein, Austrelatus gen. nov. (type species: Copelatus irregularis W.J. Macleay, 1871) is described for a distinctive lineage of predominantly Australasian species previously assi…

The lowland region of Sumatra Barat has received little attention in previous biodiversity studies. Past studies have mainly focused on highland habitat and conservation areas. Ho…

Among the six species of Cyrtodactylus occurring in Sumatra, two species were described based on non-Sumatran type series, C. consobrinus and C. quadrivirgatus. The latter species…

Material collected on different islands across South Asia revealed a new genus of Baetidae with a widespread distribution, Arcobaetis gen. nov. The larvae present important simila…

Parasitic plants have been known to be attacked by insect pests since ancient times. However, little is known about the mealybug (Hemiptera, Coccomorpha, Pseudococcidae) fauna ass…

Based on larvae collected in the Philippines, Borneo (Kalimantan), Sumba, and Sumatra, the presence of the genus Nigrobaetis in the Philippines and Indonesia is reported for the f…

Two specimens representing the first known adults of Lestidiops indopacificus (Ege, 1953) are reported and described from Taiwan, and the validity and generic assignment of this s…

Tmethypocoelis Koelbel, 1897, is a central Indo-West Pacific genus of small intertidal, soft sediment dotillid crabs that includes five recognised species. Two new species, Tmethy…

The microcaddisfly (Trichoptera: Hydroptilidae) fauna is catalogued from a review of more than 1,300 literature citations through the end of 2020 to include 2,665 currently recogn…

A reinvestigation of type and other material of Baetis javanicus Ulmer, 1913 and Baetis sabahensis Müller-Liebenau, 1984, together with new material from Southeast Asia revealed a…

A new genus of the tribe Alysiini (Hymenoptera, Braconidae, Alysiinae) is described with specimens from India, Indonesia, Malaysia, Singapore, Thailand, and Vietnam, and six new s…

Bolitogyrus is a moderately diverse genus of 78 species that are widely disjunct in the subtropical and tropical forests of the Neotropical and Oriental regions. Following recent …

Microperus Wood, 1980 ambrosia beetles in Thailand are reviewed. Four species, M. bidentatus sp. nov., M. bucolicus sp. nov., M. globodeclivis sp. nov., and M. serratus sp. nov. a…

The systematics of four species of the homolodromiid genus Dicranodromia A. Milne-Edwards, 1880, from East Asia and the Philippines is reappraised: D. danielae Ng & McLay, 2005, D…

Material collected between 2006 and 2016 in Borneo, Sulawesi, and New Guinea further increased our knowledge of Labiobaetis Novikova & Kluge in these regions. Five species were pr…

Globally, South Africa ranks in the top five countries regarding marine species richness per unit area. Given the high diversity, it is not surprising that many invertebrate taxa …

Here we present 28 new species of Trigonopterus from Central Sulawesi, mostly from Mt Dako and Mt Pompangeo: Trigonopterus acutus sp. nov., T. ancora sp. nov., T. arcanus sp. nov.…

The Eviota zebrina complex includes eight species of closely-related dwarfgobies, four of which are herein described as new. The complex is named for Eviota zebrina Lachner & Karn…

The cosmopolitan subfamily Acidocerinae (Coleoptera: Hydrophilidae) is one of the largest and most taxonomically challenging lineages of water scavenger beetles. Recent phylogenet…