Astatometopon gen. nov. is described to accommodate A. sakakibarai sp. nov., a delphacid planthopper distributed in the Nahuelbuta and Andes mountain ranges in the central and south central zones of Chile. The new taxon is placed into Delphacini but it presents some unusual features for the tribe,…

Raunolina Gnezdilov & Wilson, 2006 erected as a subgenus of Perissana Metcalf, 1952 is upgraded to generic level. Raunolina remanei sp. nov. is described from northeastern Sudan, which is the first record of the genus and the tribe Adenissini Dlabola, 1980 from tropical Africa,…

A new species, Isometopus (Isometopus) linnavuorii sp. nov., is described from Iran. Illustrations of male genitalia, scanning electron micrographs of male habitus and other selected characters of this new taxon are provided. The diagnosis of the new species is based on a comparison with other…

The following new apterous flat bugs of the subfamily Carventinae (Hemiptera: Heteroptera: Aradidae) from China are described and illustrated: Cathaycoris bibulbosus gen. nov. & sp. nov. from Yunnan Province; Taiwanaptera guangxiana sp. nov. from Guangxi Province and Taiwanaptera montana sp.…

Latidrymus gen. nov. (Hemiptera: Heteroptera: Rhyparochromidae: Rhyparochrominae: Drymini) is described, with four new species included: L. puskasi sp. nov. (type species) from India, Thailand and Laos, L. elevatus sp. nov. and L. flavus sp. nov. from Laos, and L. zetteli sp. nov. from northeastern…

Three new species of Anasa Amyot & Serville, 1843 (Coreidae: Coreinae: Coreini), A. cotopaxiana sp. nov., A. crinita sp. nov., and A. humerata sp. nov., from Ecuador are described and illustrated in dorsal and some in ventral view. The new species are distinguished by a combination of…

The Indomalayan genus Sagriva Spinola, 1850 (Hemiptera: Heteroptera: Dinidoridae: Dinidorinae) is revised. The identity of its single previously valid species, S. vittata Spinola, 1850, is clarified based on the relevant type material, the species is diagnosed, illustrated, and recorded for the…

Immature stages of Laccobius (Laccobius) kunashiricus Shatrovskiy, 1984 are described based on specimens reared from adults collected in the field. The egg-case, all larval instars and pupa are described in detail, including primary and secondary chaetotaxy of the larval head. The biology of…

Anaballetus gen. nov., Anaballetus chilensis sp. nov. (tribe Sogdini) and Neohydnobius irregularis sp. nov. (tribe Pseudoliodini), both from Chile, are described and distinguished from related and similar taxa. A key for the identification of the described world genera of the tribe Sogdini is…

Cerylambus fikaceki sp. nov. from Hainan Island, southern China, a new species of the clavigerite ant-loving beetle, is described and illustrated.

Two new species of the genus Anthaxia Eschscholtz, 1829 are described: A. (Haplanthaxia) phobos sp. nov. (Thailand) and A. (H.) deimos sp. nov. (China, Laos, Thailand). Anthaxia (H.) phobos species-group is defined and a review of all the currently defined species-groups in the subgenus…

The Papuan fauna of Synchonnus Waterhouse, 1879 contains only four species distributed in Mysool, Japen, and New Guinea and is less diversified than those of the continental Australia where 16 species have been recorded. Synchonnus occurs in lowlands and in lower mountain forests.…

Descriptions of three new species in the genus Bruchidius Schilsky, 1905 are presented. Bruchidius nepalensis sp. nov. from Nepal and B. tricolor sp. nov. from India, Laos and Thailand are assigned to the Bruchidius japonicus species-group, while B. planicornis sp. nov. from Iran and Turkey is…

The Gonioctena mauroi species-group of the subgenus Brachyphytodecta Bechyně, 1948 is proposed to include four species: G. (B.) mauroi Cho & Borowiec, 2016 (Vietnam), G. (B.) medvedevi Cho & Borowiec, 2016 (Vietnam), G. (B.) kuatunensis sp. nov. (China: Fujian), and G. (B.)…

A new species of the genus Enicospilus Stephens, 1835, E. kikuchii sp. nov., which belongs to the ichneumonid subfamily Ophioninae, is described based on two specimens that were collected in Saitama Prefecture of Honshû and Kagoshima Prefecture of Kyûshû in Japan. Enicospilus kikuchii sp. nov.…

A new species of Mycetophilidae (Diptera), Leptomorphus sevciki sp. nov., is described from primary lowland rainforest in Ulu Temburong National Park in Brunei. The type specimens were reared from pupae hanging from an unidentified wood encrusting fungus growing on a fallen tree. DNA sequences,…

One new moth fly species (Diptera: Psychodidae: Psychodinae) is described and illustrated on the basis of male morphological characters: Thornburghiella veve sp. nov. was collected in the vicinity of Pambak River in the mountains of Armenia. Differential diagnoses are given for males of four…

The flower- or hoverflies (Syrphidae) and particularly the subfamily Eristalinae, are known by their importance as pollinators in both natural and agro-ecosystems. Similar to other saprophagous eristalines, the larvae of Eristalis Latreille, 1804 are characterized by an elongated anal segment…

Periscelis (Periscelis) fugax sp. nov. is described and illustrated based on series of specimens from Portugal and the Czech Republic. It is probably widespread in Europe but has not been previously recognized from the closely related and externally very similar P. (P.) winnertzii Egger,…

The present deprived state of taxonomy gives no appropriate resources for taxonomists to apply more sophisticated phenomic tools and to carry out more appropriate population sampling. Without fine structure analysis of large population samples there is no hope to discover speciation traits and there…

The paper summarizes the results of our study of selected Microlepidoptera families (Meessiidae, Tineidae, Douglasiidae, Epermeniidae, Glyphipterigidae: Acrolepiinae) collected in the Russian Altai. Tinea altaica sp. nov. is described from the vicinity of Tashanta on the Russian-Mongolian border and…

Neolycaena (Rhymnaria) arcana sp. nov. (Lepidoptera: Lycaenidae: Theclinae: Eumaeini) was discovered in an old collection of Lepidoptera in the National Museum in Prague and subsequently described from one male. This specimen undoubtedly originates from the period before 1950, and its label contains…

Type specimens from the collection of beetles (Coleoptera) deposited in the Department of Entomology, National Museum, Prague, are currently being catalogued. In this part of catalogue dealing with scarabaeoid families Lucanidae and Passalidae, we present information on types of Lucanidae (five taxa…

Type specimens of ants (Hymenoptera: Formicidae) deposited in natural history museum collections in the Czech Republic are catalogued. Altogether, we list types of 19 extant taxa housed in the Department of Entomology, National Museum, Prague; the Department of Entomology, Moravian Museum,…