Manfred A. Jäch
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The species of the genus Zaitzevia Champion, 1923 (Coleoptera, Elmidae) from Shaanxi Province, China Open
A synopsis of the species of the genus Zaitzevia Champion, 1923 from Shaanxi Province (China) is provided. Five new species are described: Z. coronifer sp. nov. , Z. disparilis sp. nov. , Z. hybrida sp. nov. , Z. pilosa sp. nov. , and Z. r…
Taxonomic revision of the genus Elmomorphus Sharp, 1888. II. Redescription of the genus and review of the species from India, Nepal, Bhutan, Myanmar, China, Thailand, Laos, Cambodia, and Vietnam (Coleoptera: Dryopidae) Open
The genus Elmomorphus Sharp, 1888 is redescribed based on morphological characters. Elmomorphus bryanti Hinton, 1935, E. montanus (Grouvelle, 1913), E. prosternalis Hinton, 1935, and E. striatellus Delève, 1968 are redescribed based on typ…
Elmis syriaca (Kuwert, 1890) and E. zoufali (Reitter, 1910) (Coleoptera: Elmidae) confirmed as distinct species based on molecular data, morphology and geographical distribution Open
Molecular data for 19 specimens of Elmis syriaca syriaca and E. s. zoufali from eight countries have been analysed in order to investigate the taxonomic status and the geographical distribution of these two subspecies. The nominative subsp…
Discovery of the oldest known elmid larva (Coleoptera, Elmidae) from the Lower Eocene of Rajasthan (India, Palana Formation) Open
A single elmid larva is reported from a laminate maroon shale bed of Gurha opencast lignite mine (Palana Formation, early Eocene, Bikaner District, north-western Rajasthan, India). It is the first fossil larva that can be attributed to Elm…
Minute moss beetles in the Southern Hemisphere: Molecular phylogeny, historical biogeography and habitat shifts (Coleoptera: Hydraenidae) Open
Minute moss beetles (Hydraenidae) are one of the most speciose and widespread families of aquatic Coleoptera, with an estimated 4000 extant species, found in the majority of aquatic habitats from coastal rock pools to mountain streams and …
New records of Hydraena schuleri Ganglbauer, 1901 from Slovakia (Coleoptera, Hydraenidae) Open
Hydraena schuleri Ganglbauer, 1901 was rediscovered after 18 years in Starý Potok, a small stream in eastern Slovakia, and we recorded it, for the first time, from the small rivers Stará Rieka and Udava in southern and easter…
Confocal data of Anomocephalobus liuhaoi, holotype, NIGP177044 Open
This dataset contains the raw confocal laser scanning microscopy (CLSM) slices for the holotype of Anomocephalobus liuhaoi (NIGP177044) from mid-Cretaceous Burmese amber. Additional confocal data for Erichia cretacea (CNU-COL-BR2014808) ar…
Confocal data of Anomocephalobus liuhaoi, holotype, NIGP177044 Open
This dataset contains the raw confocal laser scanning microscopy (CLSM) slices for the holotype of Anomocephalobus liuhaoi (NIGP177044) from mid-Cretaceous Burmese amber. Additional confocal data for Erichia cretacea (CNU-COL-BR2014808) ar…
Mastigocoleidae fam. nov., a New Mesozoic Beetle Family and the Early Evolution of Dryopoidea (Coleoptera) Open
With some 3,700 described species, Dryopoidea are a moderately diverse superfamily of beetles whose position within basal Polyphaga has been historically difficult to elucidate. Members of most extant dryopoid families are set apart from t…
Okalia necopinata sp. nov. (Insecta, Coleoptera, Elmidae) from Gunung Mulu National Park in Sarawak (Malaysia) Open
Okalia necopinata sp. nov. , from Sarawak, northwest Borneo, Malaysia, is described and illustrated along with an identification key. The standard barcoding fragment of the mitochondrial gene coding for cytochrome c oxidase subunit I (COI)…
Anomocephalobus, a new genus of minute marsh-loving beetles from mid-Cretaceous Burmese amber (Coleoptera: Limnichidae) Open
Li, Yan-Da, Yu, Ya-Li, Jäch, Manfred A., Huang, Di-Ying, Cai, Chen-Yang (2022): Anomocephalobus, a new genus of minute marsh-loving beetles from mid-Cretaceous Burmese amber (Coleoptera: Limnichidae). Zoologia (e21030) 39: 1-8, DOI: 10.159…
Anomocephalobus, a new genus of minute marsh-loving beetles from mid-Cretaceous Burmese amber (Coleoptera: Limnichidae) Open
Limnichidae are currently a moderately diverse beetle family with a sparse fossil record. Here we describe a new limnichid genus and species, Anomocephalobus liuhaoi Li, Jäch & Cai gen. et sp. nov., from the mid-Cretaceous amber from north…
Taxonomic revision of the genus Elmomorphus Sharp, 1888 I. Japanese and Korean species (Coleoptera: Dryopidae) Open
The species of Elmomorphus Sharp, 1888 occurring in Japan and Korea are redescribed and illustrated: E. brevicornis Sharp, 1888 (Japan, Korea) and E. amamiensis Nomura, 1959 (Japan). The standard barcoding fragment of the mitochondrial gen…
The family Epimetopidae (Coleoptera: Hydrophiloidea): review of current knowledge, genus-level phylogeny, and taxonomic revision of Eupotemus Open
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 Afri…
Ancyronyx lianlabangorum sp. nov., a new spider riffle beetle from Sarawak, and new distribution records for A. pulcherrimus Kodada, Jäch & Čiampor based on DNA barcodes (Coleoptera, Elmidae) Open
Ancyronyx lianlabangorum sp. nov. (Coleoptera, Elmidae), a new spider riffle beetle from the Kelabit Highlands (Sarawak, northern Borneo), is described. Illustrations of the habitus and diagnostic characters of the new species and the simi…
On the footsteps of Théodore Monod: biogeographical and ecological implications of an insect assemblage from the hottest spot on earth (in central Lut Desert, SE Iran) Open
We present the entomological results of a geological and biological exploration in the Lutdesert, performed in 2014 by the Iranian National Institute for Oceanography and AtmosphericSciences (INIOAS) and the University of Tehran. Five loca…
Ancyronyx clisteri, a new spider riffle beetle species from Borneo, redescription of A. sarawacensis Jäch including a description of the larva and new distribution data for A. procerus Jäch using DNA barcodes (Coleoptera, Elmidae) Open
Ancyronyx clisteri sp. nov. (Coleoptera, Elmidae) a new spider riffle beetle discovered from northern Borneo (Brunei; Sabah and Sarawak, Malaysia) and the larva of Ancyronyx sarawacensis Jäch are described. Illustrations of the habitus and…
Review of the water penny beetles (Coleoptera: Psephenidae) of the Korean Peninsula based on morphology and mitochondrial cytochrome c oxidase subunit I gene sequences Open
The water penny beetles (Coleoptera: Psephenidae) of the Korean Peninsula are reviewed based on their external morphology and mitochondrial cytochrome c oxidase subunit I gene sequences. Four subfamilies, four genera, and four species, inc…
Revision of the species Grouvellinus Champion, 1923 (Coleoptera: Elmidae) with long median pronotal carina, including descriptions of four new species from China Open
This dataset contains the digitized treatments in Plazi based on the original journal article Bian, Dongju, Jäch, Manfred A. (2019): Revision of the species Grouvellinus Champion, 1923 (Coleoptera: Elmidae) with long median pronotal carina…
First record of Dryops sulcipennis Costa, 1883 (Coleoptera: Dryopidae) from Turkey Open
Dryops sulcipennis Costa, 1883 is recorded from Turkey for the first time. It was collected in a stream (Antalya Province), and from a light trap placed in a cotton field near Tigris River (Sirnak Province).
A molecular phylogeny of the tribe Ochthebiini (Coleoptera, Hydraenidae, Ochthebiinae) Open
Ochthebiinae, with c . 650 species distributed worldwide, are the second most speciose subfamily of the aquatic beetle family Hydraenidae. They are ecologically the most diverse hydraenid subfamily, with terrestrial species as well as spec…
Elmis rietscheli Steffan, 1958 (Insecta: Coleoptera: Elmidae) in Croatia: first record and DNA barcoding Open
Elmis rietscheli Steffan, 1958 (Coleoptera: Elmidae) is a typical inhabitant of cold springs and small streams in the mountainous areas of Central Europe.Recently, three specimens of E. rietscheli were collected in the source area of the Š…
Revision of the Chinese species of the genus Grouvellinus Champion, 1923 (Coleoptera: Elmidae). The G. acutus species group Open
The Grouvellinus acutus species group is established. In China, it includes three species, Grouvellinus acutus sp. nov. (Fujian, Guangxi), G. denticulatus sp. nov. (Yunnan), and G. fujianensis sp. nov. (Fujian, Guangxi), which are describe…
Larval morphology of Yateberosus, a New Caledonian endemic subgenus of Laccobius (Coleoptera: Hydrophilidae), with notes on ‘Berosus-like’ larvae in Hydrophiloidea Open
The morphology and head chaetotaxy of the second and third instar larvae of Laccobius (Yateberosus) sp. are described based on specimens collected in New Caledonia. The larvae agree with those of other subgenera of Laccobius Erichson, 1837…
Ptilodactyla crenatostriata Redtenbacher, 1868 (Coleoptera: Ptilodactylidae) transferred to Phytocerum Costa, Vanin, Lawrence & Ide, 2003 (Coleoptera: Cerophytidae) Open
Ptilodactyla crenatostriata Redtenbacher, 1868 (Coleoptera: Byrrhoidea: Ptilodactylidae) described from Rio de Janeiro, Brazil, is transferred to the genus Phytocerum Costa, Vanin, Lawrence & Ide, 2003 (Coleoptera: Elateroidea: Cerophytida…
Check list of the Dryopidae, Elmidae and Hydraenidae (Coleoptera) of Greece Open
Information on the Greek water beetle families Dryopidae, Elmidae and Hydracnidae is fairly scattered throughout the literature. Our knowledge of these families which inhabit mainly running water largely results from numerous short excursi…
Limnebius (Limnebius) agnieszkae sp. n. from the Crimean Peninsula (Coleoptera: Hydraenidae) Open
Limnebius (s.str.) agnieszkae sp. n. from the Crimean Peninsula (Ukraine) is described. It is a member of the Limnebius furcatus subgroup of the L. parvulus species group. The new species is very similar to L. stagnalis Guillebeau, 1890, f…
Hydraena Kugelann, 1794 (Coleoptera, Hydraenidae) from the Seychelles, Indian Ocean, with description of a new species Open
Hydraena matyotisp. n. (Coleoptera, Hydraenidae) is described from the Seychelles, Indian Ocean. Hydraena mahensis Scott, 1913 is redescribed. The latter is here recorded from La Digue for the first time. A key to the species of the genus …
Coleoptera: Elmidae and Protelmidae Open
Coleoptera: Elmidae and Protelmidae contains a complete list of subfamilies, tribes, subtribes, genera, subgenera, species and subspecies, and their synonyms described before 2015. Protelmidae are here elevated from tribal rank to family r…