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Showing 50651 to 50700 of 59105 works
A new genus and species of pennatulacean octocoral from equatorial West Africa (Cnidaria, Anthozoa, Virgulariidae)
A new genus and species of sea pen or virgulariid pennatulacean from the Gulf of Guinea in the tropical eastern Atlantic is described, and a key to the genera of the Virgulariidae…
A list of oribatid mites (Acari, Oribatida) of Vietnam
A species list of identified oribatid mite taxa (Acari, Oribatida) in the fauna of Vietnam is provided. During 1967–2015, a total of 535 species/subspecies from 222 genera and 81 …
Revision einiger Trilobiten aus dem Devon des Lahn-Dill-Gebiets (Grenzbereich Emsium/Eifelium, Rhenoherzynikum)
Bei der Klärung regionaltektonischer Fragen, hier (par)autochthone versus allochthone Gesteinskörper im deutschen Variszikum, liefern Trilobiten wichtige Hinweise auf ursprüngli…
Complete mitochondrial DNA sequence of the endangered fish (Bahaba taipingensis): Mitogenome characterization and phylo…
To understand the systematic status of Bahaba taipingensis within Sciaenidae, the complete mitochondrial genome (mitogenome) sequence of Chinese bahaba has recently been determine…
Das Wolfratshausener Becken: seine glaziale Anlage und Übertiefung
Am Beispiel des Wolfratshausener Beckens südlich von München wird die glaziale Ausformung und Übertiefung eines Gletscherbeckens im Verlauf der drei letzten Vorlandvergletscherung…
Late Devonian (Famennian) to Carboniferous (Mississippian-Pennsylvanian) conodonts from the Anarak section, Central Iran
A relatively complete conodont record from Famennian to the Mississippian/Pennsylvanian boundary was investigated in the Anarak section, Central Iran. The studied interval belongs…
A geographic distribution database of the Neotropical cassava whitefly complex (Hemiptera, Aleyrodidae) and their assoc…
Whiteflies (Hemiptera, Aleyrodidae) are represented by more than 1,500 herbivorous species around the world. Some of them are notorious pests of cassava (Manihot esculenta), a pri…
Mestus cruciatus, a new delphacid species from southwest China with some remarks on the genus (Hemiptera, Fulgoromorpha…
A new delphacid (Hemiptera, Fulgoromorpha, Delphacidae) species, Mestus cruciatus sp. n. is described based on specimens from Yunnan Province, China. Habitus photos and illustrati…
Snowmobile impacts on snowpack physical and mechanical properties
Snowmobile use is a popular form of winter recreation in Colorado, particularly on public lands. To examine the effects of differing levels of use on snowpack properties, exper…
Two new fossil genera and species of Cerocephalinae (Hymenoptera, Chalcidoidea, Pteromalidae), including the first reco…
Cerocephalinae (Chalcidoidea, Pteromalidae) is a small group of parasitoid wasps characterized by a number of derived diagnostic features. Their hosts are endophytic beetles. So f…
Annotated checklist of the leech species diversity in the Maloe More Strait of Lake Baikal, Russia
In this paper, the very first checklist of the freshwater leeches of Maloe More Strait, a special part of Lake Baikal, is presented. It includes 14 free-living and parasitic speci…
Musculature of the male genitalia in Rivellia (Diptera: Platystomatidae)
The musculature of male genitalia was studied hitherto only in two species of Tephritidae, one species of Platystomatidae, one species of Pallopteridae, and three species of Ulidi…
Die siedlungsstrukturelle Entwicklung der Insel Falster vom Mittelalter bis zum Ende des 17. Jahrhunderts
Ausgehend von der Gesamtheit der Siedlungen auf der dänischen Ostseeinsel Falster zwischen 1250 und 1682 wird die historische Siedlungsstrukturgenese dieses Raumes untersucht. …
Synopsis of Poeciloderrhis Stål, 1874, with the description of three new species, and a redescription of the male and f…
Poeciloderrhis Stål (1874) was first described without reference to the included species and without morphological details. The genus was described in a key for the American Epila…
[Neue Nr. 1289] Königsberg (Ost) [Kaliningrad, Калинингра́д] / Geologische Karte
Geologische Karte 1: 25 000 mit Erläuterungen. Digitalisat des FID GEO (Fachinformationsdienst Geowissenschaften), erstellt durch das GDZ (Göttinger Digitalisierungszentrum), Kart…
Die Fortschritte der Radiokarbon-Methode 1952—1956
1946 wies W. F. Libby darauf hin, daß die durch die Höhenstrahlung gebildeten Neutronen Stickstoff-Atome der Atmosphäre in radioaktiven Kohlenstoff mit dem gleichen Atomgewicht, a…
Celebrating with the ‘beetle’ man: Terry Erwin’s 75th birthday
Our much respected Editor-in-Chief turns 75 years on 1st December, and we would like to seize the opportunity to thank him for all the support and wish him many more years of succ…
Revision of the genus Ficiana Ghauri and its relationship to other genera in Empoascini (Hemiptera, Cicadellidae, Typhl…
The empoascine genus Ficiana Ghauri is reviewed based on specimens from China. One new Ficiana species, Ficiana aurantia sp. n. is described from Guangxi in south China. An identi…
SMED/EHLERS: Steine aus dem Norden: Geschiebe als Zeugen der Eiszeit in Norddeutschland (Buchbesprechung)
[...] Der Beitrag rezensiert die zweite, verbesserte Auflage des Standardwerkes „Steine aus dem Norden“ von Per Smed und Jürgen Ehlers. Der Rezensent hebt die didaktisch überzeuge…
Resolving cryptic species complexes of major tephritid pests
An FAO/IAEA Co-ordinated Research Project (CRP) on “Resolution of Cryptic Species Complexes of Tephritid Pests to Overcome Constraints to SIT Application and International Trade” …
Timescales from magma mixing to eruption in alkaline volcanism in the Eifel volcanic fields, western Germany
Diffusion profiles in olivine crystals from the final mafic eruption products of the compositionally zoned Laacher See tephra deposit were measured to identify recharge and erupti…
An integrative approach to unravel the Ceratitis FAR (Diptera, Tephritidae) cryptic species complex: a review
This paper reviews all information gathered from different disciplines and studies to resolve the species status within the Ceratitis FAR (C. fasciventris, C. anonae, C. rosa) com…
Das Große Moosbruch (Bolschoje Mochowoje Boloto) in der Kaliningradskaja Oblast, Russische Föderation, als Ziel moorkun…
[...] Dieser Fachartikel widmet sich der moorkundlichen Bedeutung des „Großen Moosbruchs“, eines der größten und besterhaltenen Regenmoorkomplexe im ehemaligen Ostpreußen (heute O…
A phylogenetic assessment of the polyphyletic nature and intraspecific color polymorphism in the Bactrocera dorsalis co…
The Bactrocera dorsalis complex (Tephritidae) comprises 85 species of fruit flies, including five highly destructive polyphagous fruit pests. Despite significant work on a few key…
Comparative sensitivity to methyl eugenol of four putative Bactrocera dorsalis complex sibling species – further eviden…
Males of certain species belonging to the Bactrocera dorsalis complex are strongly attracted to, and readily feed on methyl eugenol (ME), a plant secondary compound that is found …
Nachruf Geologiedirektor Diplom-Geologe Dietmar Brose verstorben (25. Januar 1964 bis 09. Mai 2023)
[…] Dieser Nachruf gedenkt Geologiedirektor Diplom-Geologe Dietmar Brose (25.01.1964 – 09. Mai 2023), der seit 2013 das Dezernat Hydrogeologie und Wasserhaushalt im Landesamt für …
Historical perspective on the synonymization of the four major pest species belonging to the Bactrocera dorsalis specie…
An FAO/IAEA-sponsored coordinated research project on integrative taxonomy, involving close to 50 researchers from at least 20 countries, culminated in a significant breakthrough …
Editorial
editorial
Evaluating mating compatibility within fruit fly cryptic species complexes and the potential role of sex pheromones in …
The study of sexual behavior and the identification of the signals involved in mate recognition between con-specifics are key components that can shed some light, as part of an in…
Boden- und wasserchemische Veränderungen in degradierten Torfmoosmooren und Möglichkeiten ihrer Restaurierung unter Nat…
Abstract: Sphagnum fens of the north-eastern lowlands of Germany are mostly small-area and are of importance for nature conservation due to a specialised flora and fauna. But ne…
Sex chromosomes in mitotic and polytene tissues of Anastrepha fraterculus (Diptera, Tephritidae) from Argentina: a revi…
Cytogenetics, which is considered a fundamental tool to understand basic genetic and genomic issues of species, has greatly contributed to the description of polymorphisms both at…
Über die Bedeutung der „Diagonalstörungen“ im Hunsrückschiefer
[…] Zunächst werden feintektonische Untersuchungsergebnisse von neun Dachschiefer- und zwei Blei-Zinkerz-Gruben sowie eine tektonische Kartierung der Südost-Eifel ausgewertet. Die…
A review of the current knowledge on Zeugodacus cucurbitae (Coquillett) (Diptera, Tephritidae) in Africa, with a list o…
This paper reviews all available information regarding the occurrence and biology of the melon fly, Zeugodacus cucurbitae (Coquillett), in the Afrotropical Region, including data …
Die Blekinge-Region – Gesteine im Anstehenden und als Geschiebe
Eine Exkursion führte Mitglieder des Geowissenschaftlichen Vereins Neubrandenburg e.V. in die Region Blekinge in Südschweden. Sie bildet durch ihre zahlreichen anstehenden Granite…
Shear modulus, heat capacity, viscosity and structural relaxation time of Na2O–Al2O3–SiO2 and Na2O–Fe2O3–Al2O3–SiO2 mel…
The configurational heat capacity, shear modulus and shear viscosity of a series of Na2O–Fe2O3–Al2O3–SiO2 melts have been determined as a function of composition. A change in comp…
Wing morphometrics as a possible tool for the diagnosis of the Ceratitis fasciventris, C. anonae, C. rosa complex (Dipt…
Previous attempts to resolve the Ceratitis FAR complex (C. fasciventris, C. anonae, C. rosa, Diptera, Tephritidae) showed contrasting results and revealed the occurrence of five m…
Phänotypische Populations Veränderungen
Die Arbeit behandelt den heutigen Stand der pleistozänen Stratigraphie vom Gesichtspunkt der geologischen und paläontologischen Grundlagen. Sie macht auf die Möglichkeit der Benüt…
Analyses of volatiles produced by the African fruit fly species complex (Diptera, Tephritidae)
Ceratitis fasciventris, Ceratitis anonae and Ceratitis rosa are polyphagous agricultural pests originating from the African continent. The taxonomy of this group (the so-called Ce…
Effects of laboratory colonization on Bactrocera dorsalis (Diptera, Tephritidae) mating behaviour: ‘what a difference a…
Laboratory-reared insects are widely known to have significantly reduced genetic diversity in comparison to wild populations; however, subtle behavioural changes between laborator…
Cytogenetic and symbiont analysis of five members of the B. dorsalis complex (Diptera, Tephritidae): no evidence of chr…
The Bactrocera dorsalis species complex, currently comprising about 90 entities has received much attention. During the last decades, considerable effort has been devoted to delim…
Current knowledge of the species complex Anastrepha fraterculus (Diptera, Tephritidae) in Brazil
The study of the species complex Anastrepha fraterculus (Af complex) in Brazil is especially important in a taxonomical, evolutionary and pest management context, because there ar…
Quantitative assessments of water-use efficiency in Temperate Eurasian Steppe along an aridity gradient.
Water-use efficiency (WUE), defined as the ratio of net primary productivity (NPP) to evapotranspiration (ET), is an important indicator to represent the trade-off pattern between…
A new species of Auyantepuia González-Sponga, 1978 (Scorpiones, Chactidae) from French Guiana
A new species of scorpion belonging to the genus Auyantepuia González-Sponga, 1978 (family Chactidae Pocock, 1893) is described on the basis of three specimens collected in a rain…
Kurzmitteilung: Steckbriefe Brandenburger Böden (MLUR 2003)
[...] Die Kurzmitteilung stellt eine neue Sammelmappe vor, die vom Brandenburger Umweltministerium (MLUR) in Zusammenarbeit mit der Fachhochschule Eberswalde und dem Landesamt für…
Looking back on a decade of barcoding crustaceans
Species identification represents a pivotal component for large-scale biodiversity studies and conservation planning but represents a challenge for many taxa when using morphologi…
Growth of microaerophilic Fe(II)‐oxidizing bacteria using Fe(II) produced by Fe(III) photoreduction
Iron(II) (Fe(II)) can be formed by abiotic Fe(III) photoreduction, particularly when Fe(III) is organically complexed. Light‐influenced environments often overlap or even coincide…
Übersichtskarte „Bergbau in den Ländern Brandenburg und Berlin“ erschienen
[...] Die Kurzmitteilung stellt die im Juni 2013 vom Landesamt für Bergbau, Geologie und Rohstoffe (LBGR) herausgegebene Übersichtskarte nebst Beiheft im Maßstab 1 : 300 000 vor. …
DNA barcoding reveals twelve lineages with properties of phylogenetic and biological species within Melitaea didyma sen…
The complex of butterfly taxa close to Melitaea didyma includes the traditionally recognized species M. didyma, M. didymoides and M. sutschana, the taxa that were recognized as sp…
Alpine architecture and kinematics of deformation of the northern Pelagonian nappe pile in the Hellenides
Geological mapping and detailed structural investigations combined with geochronological and stratigraphic data, as well as fissiontrack age dating carried out on the northern pa…
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