Epimetopidae are a small beetle family of the superfamily Hydrophiloidea, comprising 72 described species in three genera: the American Epimetopus Lacordaire, 1854 (56 species), Asian Eumetopus Balfour-Browne, 1949 (eight species) and African Eupotemus Ji & Jäch, 1998 (eight species,…

The diversity of the Pselaphodes complex of genera (Pselaphinae: Tyrini) is insufficiently documented in Southeast Asia. In this paper eight new species are described and illustrated from Laos and Vietnam: Labomimus cavicornis sp. nov., Labomimus cucphuong sp. nov., Pselaphodes banphabat sp. nov.,…

Nomenclatural notes on the names of several species in the family Gyrinidae are provided. Six specific names are found to be junior homonyms. Three of them are replaced by nomina nova: Aulonogyrus marginatus (Aubé, 1838) by Aulonogyrus charlesaubei nom. nov., Gyrinus dubius Wallis, 1926 by…

Stenocephus janseni sp. nov. (Hymenoptera: Cephidae) is described from Brandenburg, eastern Germany, known only from the female holotype. It possesses an unusual combination of “generic” morphological characters, which makes its placement in Stenocephus Shinohara, 1999 provisional. Compared to…

Upon examination of recently collected epipsocid barklice from natural areas of Colombia, five new species of Neurostigma Enderlein, 1900 were found: N. lienhardi sp. nov., N. mockfordi sp. nov., N. newi sp. nov., N. thorntoni sp. nov., and N. valderramae sp. nov. They are here described and…

Species of the genus Rhyparus Agassiz, 1846 (Coleoptera: Scarabaeidae: Aphodiinae) from the Philippines are reviewed. Altogether six species are recorded, including description of two species new to science from Mindanao Island: R. flavohirtus sp. nov. and R. mindanaoensis sp. nov. Rhyparus gracilis…

The species of the genus Cavelerius Distant, 1903 (Hemiptera: Heteroptera: Lygaeoidea: Blissidae) are reviewed based on re-examination of the type images. A total of thirteen species are recognized in this genus, including three new species: Cavelerius nigrivena sp. nov. from Thailand and Laos;…

The present work is a revision of the Palaearctic burrower bug genus Exosehirus Wagner, 1963 (Heteroptera: Cydnidae: Sehirinae). New data on the morphology and distribution are given. Structures of the female internal ectodermal genitalia and the completely inflated aedeagi are described and…

The Japanese species of the intertidal rove beetle genus Bryothinusa Casey, 1904 are revised. Of 17 recognized species in total, six known species (B. algarum Sawada, 1971, B. gangjinensis Ahn & Jeon, 2004, B. minuta (Sawada, 1955), B. nakanei (Sawada, 1955), B. sakishimana Sawada,…

A total of 21 species of the genus Neopanorpa van der Weele, 1909 are currently recorded from the Himalayas and adjacent regions to which three are added herein. I provide a checklist, distributional map and key to these species, with descriptions of the three new species:…

The Nearctic leafhopper species Gyponana (Gyponana) mali DeLong, 1942 is reported from Europe for the fi rst time and represents the fi rst record of the tribe Gyponini Stål, 1870 (Hemiptera: Cicadellidae: Iassinae: Gyponini) for the Palearctic Region. Specimens were collected in southern…

The Philippine species of Xenobates Esaki, 1927 are reviewed, with the exception of the Xenobates argentatus complex. Two species are described as new: Xenobates nypicola sp. nov. and X. riedli sp. nov. The presence of Xenobates murphyi Andersen, 2000 in the Philippines is confirmed. The…

The Indian species of Closterocerus Westwood, 1833 (Hymenoptera: Chalcidoidea: Eulophidae: Entedoninae) are reviewed; eight species are included of which two are described as new: C. pakyongensis sp. nov. and C. junubi sp. nov. One species: C. longiscapus (Bouček, 1986), is recorded from Uttar…

The New Zealand species of the water scavenger beetle genus Berosus Leach, 1817 are reviewed based on freshly collected material and museum specimens. Four species are recognized: Berosus pallidipennis (Sharp, 1884) widespread in the North and South Islands, B. muellerorum sp. nov. from the…

A number of non-marine coastal invertebrate species have been found to constitute (semi-) cryptic species complexes in recent years. Here it is revealed that rather than a single widespread species, distributed from the Namibian border to the Cape south coast, South African coastal rock pool…

The knowledge of Anthomyzidae (Diptera: Acalyptratae) in the East Palaearctic area is extended by new taxonomic, biological and distributional information. Two new species of the genus Anthomyza Fallén, 1810, viz. A. aspina sp. nov. (Russia: Far East) and A. breviclavus sp. nov. (North Korea), and a…

Hypoxys Amyot & Serville, 1843 (Hemiptera: Heteroptera: Pentatomidae: Edessinae), for a long time considered a synonym or subgenus of Edessa Fabricius, 1803, was recently revised and reinstated to the generic rank. This genus comprises 17 described species divided in four species groups: H.…

The previously known species of the thread-legged bug genus Ischnobaena Stål, 1871 (Hemiptera: Heteroptera: Reduviidae: Emesinae: Metapterini), namely I. dohrnii Stål, 1871, I. macerrima Stål, 1871 and I. staliana Wygodzinsky, 1966, are reviewed and diagnosed. Lectotypes are designated for I.…

A new monotypic genus of ricaniid planthoppers (Hemiptera: Fulgoromorpha: Ricaniidae), Tarehylava gen. nov., is described for T. avymaina sp. nov. (type species), based on four females collected in the spiny forest ecoregion of south-western Madagascar. Habitus, as well as external and internal…