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Showing 55101 to 55150 of 59105 works
Drought versus flood: What matters more to the performance of Sahel farming systems?
<title xmlns:mml="http://www.w3.org/1998/Math/MathML">Abstract</title><p xmlns:mml="http://www.w3.org/1998/Math/MathML" xml:lang="en">Recent climate change has brought new pattern…
Avibase – a database system for managing and organizing taxonomic concepts
Scientific names of biological entities offer an imperfect resolution of the concepts that they are intended to represent. Often they are labels applied to entities ranging from e…
CracidMex1: a comprehensive database of global occurrences of cracids (Aves, Galliformes) with distribution in Mexico
Cracids are among the most vulnerable groups of Neotropical birds. Almost half of the species of this family are included in a conservation risk category. Twelve taxa occur in Mex…
Morphological identification of Lucilia sericata, Lucilia cuprina and their hybrids (Diptera, Calliphoridae)
Hybrids of Lucilia sericata and Lucilia cuprina have been shown to exist in previous studies using molecular methods, but no study has shown explicitly that these hybrids can be i…
Identity of the leafhopper Kolla albescens, with new synonymy (Hemiptera, Cicadellidae)
Newly collected male and female specimens of the leafhopper Kolla albescens Jacobi, 1943 from the type-locality (Northeast China), are identified as Pagaronia albescens (Jacobi), …
Description of Ortheziolamameti tranfagliai new species (Hemiptera, Coccoidea, Ortheziidae) from India
This paper describes a new Ortheziolamameti species from the Oriental region (India), namely Ortheziolamameti tranfagliai Konczné Benedicty, sp. n. The examined material was extra…
A new species of Litopeltis Hebard, 1920 from Rio de Janeiro, Brazil (Blattodea, Blaberidae, Epilamprinae) with a key t…
This contribution describes a new species of Litopeltis from Brazil, L. teresopolitensis sp. n., which shows similarities with L. paineirensis Lopes & Oliveira, 2010 and L. ribeir…
Pesticide contamination of the upper Elbe River and an adjacent floodplain area
Purpose: Pesticide contamination of river waters is a global problem, and therefore, authorities regularly monitor the water quality status. Especially, flood events m…
Onthophagus cervicornis Kirby, 1825, new synonym under Onthophagus dama (Fabricius, 1798) (Coleoptera, Scarabaeidae, Sc…
After examining syntypes of Onthophagus cervicornis Kirby, 1825, previously considered to be a synonym of the North American Onthophagus striatulus (Palisot de Beauvois, 1809), we…
Two new species of the genus Abrus Dai & Zhang, 2002 (Hemiptera, Cicadellidae, Deltocephalinae) from China
Two new species of leafhoppers: Abrus damingshanensis sp. n. (from Guangxi) and A. expansivus sp. n. (from Guizhou) are described and illustrated from China. A map showing the geo…
Ergebnisse weitwinkelseismischer Untersuchungen und die Struktur der Kruste auf einer Traverse über die Zentralen Anden…
Die vorliegende Arbeit behandelt die Auswertung und Interpretation von refraktions- und weitwinkelseismischen Messungen die im Rahmen des seismischen Projekts ANCORP 1996 in Nordc…
Life beneath the surface of the central Texan Balcones Escarpment: genus Anillinus Casey, 1918 (Coleoptera, Carabidae, …
The Texas fauna of the genus Anillinus Casey, 1918 includes three previously described species (A. affabilis (Brues), 1902, A. depressus (Jeannel), 1963 and A. sinuatus (Jeannel),…
A new species of Megoura (Hemiptera, Aphididae) from Japan
A new species of the genus Megoura, M. lathyricola sp. n., was collected from Lathyrus japonicus subsp. japonicus (Leguminosae) in seashore areas of northern and southern Japan. T…
The effect of latitudinal gradient on the species diversity of Chinese litter-dwelling thrips
To understand the global distribution patterns of litter-dwelling thrips, a total 150 leaf litter samples were collected from 6 natural reserves located in three climatic regions,…
Earth’s Albedo and Its Symmetry
The properties of Earth's albedo and its symmetries are analyzed using twenty years of space‐based Energy Balanced And Filled product of Clouds and the Earth's Radiant Energy Syst…
Two new species of the Stenochinus amplus species-group from China (Coleoptera, Tenebrionidae, Stenochiini)
Two new species of the Stenochinus amplus species-group are described, S. apiciconcavus sp. n. (CHINA: Shaanxi) and S. xinyicus sp. n. (CHINA: Guangdong). Also, some new distribut…
A taxonomic revision of Limnobaris Bedel in the strict sense (Coleoptera, Curculionidae, Baridinae), with particular em…
The genus name Limnobaris Bedel is applied in a restricted sense to baridine weevils with a covered pygidium and non-prominent, decussate mandibles which occur on sedges in the Pa…
Two new species of the genus Doryphorina Melichar, 1912 (Hemiptera, Fulgoromorpha, Dictyopharidae) from China
Two new species of the genus Doryphorina Melichar, 1912, D. conglobatus Zheng, Yang & Chen sp. n. and D. guizhouensis Zheng, Yang & Chen sp. n., from China are described and illus…
Note on brachypterous Stenochiini from China (Coleoptera, Tenebrionidae) with description of a new species
A checklist of 29 brachypterous species in the tenebrionid tribe Stenochiini is given for China and neighboring countries. A new species is described and illustrated under the nam…
Tholeiitische Subvulkanite des Unterkarbons im Sauerland (Rheinisches Schiefergebirge)
[…] Untersucht wurden intrusive Metabasalte des Sauerlandes, die bisher dem Mitteldevon zugerechnet wurden. Petrographische und geochemische Analysen von Metadoleriten aus mehrere…
A preliminary phylogenetic analysis of the New World Helopini (Coleoptera, Tenebrionidae, Tenebrioninae) indicates the …
Helopini is a diverse tribe in the subfamily Tenebrioninae with a worldwide distribution. The New World helopine species have not been reviewed recently and several doubts emerge …
The genus Alphitobius Stephens (Coleoptera, Tenebrionidae, Alphitobiini) in Africa and adjacent islands
All species of the genus Alphitobius Stephens, 1829 (Alphitobiini Reitter, 1917, subfamily Tenebrioninae Latreille, 1802) from Africa and adjacent islands are revised. New species…
A cladistically based reinterpretation of the taxonomy of two Afrotropical tenebrionid genera Ectateus Koch, 1956 and S…
On the basis of a newly performed cladistic analysis a new classification of the representatives of two Afrotropical tenebrionid genera, Ectateus Koch, 1956 and Selinus Mulsant & …
Regional gravity field refinement for (quasi-) geoid determination based on spherical radial basis functions in Colorado
This study presents a solution of the ‘1 cm Geoid Experiment’ (Colorado Experiment) using spherical radial basis functions (SRBFs). As the only group using SRBFs among the fourtee…
The Tenebrionidae of California: A Time Sensitive Snapshot Assessment
Due to a diversity of habitats and its geologic history, the US state of California hosts a spectacular assemblage of darkling beetle species (Coleoptera: Tenebrionidae). In addit…
Editorial: Third International Tenebrionoidea Symposium
The Third International Tenebrionoidea Symposium (ITS) was held at Arizona State University in Tempe, Arizona USA on August 7th and 8th, 2013. Researchers from ten countries parti…
A replacement name for Dayus Gerken, 2001 (Crustacea, Peracarida, Cumacea), preoccupied by Dayus Mahmood, 1967 (Insecta…
A replacement name is proposed for genus Dayus Gerken, 2001 (Crustacea: Peracarida: Cumacea), preoccupied by Dayus Mahmood, 1967 (Insecta: Hemiptera: Cicadellidae). The following …
Open exchange of scientific knowledge and European copyright: The case of biodiversity information
Background. The 7th Framework Programme for Research and Technological Development is helping the European to prepare for an integrative system for intelligent management of biodi…
Pumpversuche in der hydrogeologischen Praxis : Beispiele zu Durchführung und Auswertung.
Die Durchführung und Auswertung hydraulischer Pumversuche sind Standartaufgaben der Hydrogeologie bzw. Grundwasserhydraulik. Trotz des reichhaltigen Angebots an Fachschrifttum bes…
Taxonomic notes on Cryptamorpha sculptifrons Reitter (Coleoptera, Silvanidae), with description of its larval morpholo…
Cryptamorpha sculptifrons Reitter, 1889 is redescribed and a lectotype and paralectotype are designated. The mature larva of C. sculptifrons is described. It is hypothesized that …
The invasion history, distribution and colour pattern forms of the harlequin ladybird beetle Harmonia axyridis (Pall.) …
The harlequin ladybird beetle Harmonia axyridis (Coleoptera, Coccinellidae) has invaded and established in Slovakia. Following unintentional introduction in 2008, the spread of th…
Notes on the genus Microcriodes Breuning, with description of a new species from Xizang, China (Coleoptera, Cerambycida…
The genus Microcriodes Breuning is newly recorded from China upon the discovery of M. sikkimensis Breuning, 1943 and M. wuchaoi sp. n. from Motuo, Southeast Xizang. Illustrations …
Two new species of Trichoceridae from the Middle Jurassic Jiulongshan Formation of Inner Mongolia, China
Two new species, Eotrichocera (Archaeotrichocera) longensis sp. n. and Eotrichocera (Archaeotrichocera) amabilis sp. n. of Trichoceridae are described based on a combination of th…
An annotated catalogue of type specimens of the land snail genus Cyclophorus Monfort, 1810 (Caenogastropoda, Cyclophori…
The collection of land caenogastropod snails in the genus Cyclophorus Monfort, 1810 housed in the Natural History Museum, London (NHM), includes 52 type lots. Lectotypes have been…
Birds of Antioquia: Georeferenced database of specimens from the Colección de Ciencias Naturales del Museo Universitari…
The department of Antioquia, Colombia, lies in the northwestern corner of South America and provides a biogeographical link among divergent faunas, including Caribbean, Andean, Pa…
A Parameterization of Cirrus Cloud Formation: Revisiting Competing Ice Nucleation
This study develops an advanced physically‐based parameterization of heterogeneous ice nucleation in cirrus clouds that includes an updated parameterization of stochastic homogene…
Biogeography and taxonomy of extinct and endangered monk seals illuminated by ancient DNA and skull morphology
Extinctions and declines of large marine vertebrates have major ecological impacts and are of critical concern in marine environments. The Caribbean monk seal, Monachus tropicalis…
The generalized Ekman model for the tropical cyclone boundary layer revisited: The myth of inertial stability as a rest…
We revisit the linear boundary-layer approximation that expresses a generalized Ekman balance and use it to clarify a range of interpretations in the previous literature on the tr…
A new species in the genus Amphipteryx Selys, 1853 (Odonata, Amphipterygidae) from Pico Bonito National Park, Honduras
The Mesoamerican damselfly genus Amphipteryx includes four species: Amphipteryx agrioides (Mexico), A.chiapensis (Mexico), A. meridionalis (Honduras) and A. nataliae (Verapaz, Gua…
AnthWest, occurrence records for wool carder bees of the genus Anthidium (Hymenoptera, Megachilidae, Anthidiini) in the…
This paper describes AnthWest, a large dataset that represents one of the outcomes of a comprehensive, broadly comparative study on the diversity, biology, biogeography, and evolu…
Phylogenetic relationships of Malaysia’s long-tailed macaques, Macaca fascicularis, based on cytochrome b sequences
Phylogenetic relationships among Malaysia’s long-tailed macaques have yet to be established, despite abundant genetic studies of the species worldwide. The aims of this study are …
Wasserpflanzengesellschaften und Moore in Uruguay
Im Nordosten von Uruguay wurden Wasserpflanzengesellschaften und Niedermoore untersucht. Flache Tümpel werden von Pflanzengesellschaften besiedelt, in denen Jussiaea repens, Nymph…
A geographic distribution database of Mononychellus mites (Acari, Tetranychidae) on cassava (Manihot esculenta)
The genus Mononychellus is represented by 28 herbivorous mites. Some of them are notorious pests of cassava (Manihot esculenta Crantz), a primary food crop in the tropics. With th…
New species of the genus Ortheziola Šulc (Hemiptera, Coccoidea, Ortheziidae)
This paper describes three new Ortheziola species of the Palaearctic and Oriental regions. The specimens were extracted from forest litter using Berlese funnels, from the collecti…
Postglacial history of East European boreal forests in the mid-Kama region, pre-Urals, Russia
The Ural Mountains are an important climatic and biogeographical barrier between European and Siberian forests. In order to shed light on the postglacial formation and evolution o…
Taxonomic study of the planthopper genus Lacusa Stål, 1862 (Hemiptera, Fulgoromorpha, Lophopidae)
The planthopper genus Lacusa Stål, 1862 is reviewed. All species are illustrated and male genital characters are provided, and including two new species: L. digitata sp. n. and L.…
A new genus of nemonychid weevil from Burmese amber (Coleoptera, Curculionoidea)
The first fossil nemonychid (Nemonychidae) in Burmese amber, belonging to the subfamily Rhinorhynchinae, is described and figured as Burmonyx zigrasi Davis and Engel, gen. n. and …
A new species of genus Tetrasticta Kraatz (Coleoptera, Staphylinidae, Aleocharinae) from Xishuangbanna, Southwest China
Tetrasticta bobbii Zheng & Zhao, sp. n., collected in Nangongshan, Xishuangbanna, Yunnan, is described and illustrated.
DNA barcoding as a screening tool for cryptic diversity: an example from Caryocolum, with description of a new species …
We explore the potential value of DNA barcode divergence for species delimitation in the genus Caryocolum Gregor & Povolný, 1954 (Lepidoptera, Gelechiidae), based on data from 44 …
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