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Showing 55601 to 55650 of 59105 works
Aggregation in woodlice: social interaction and density effects
Terrestrial isopods are known to be sensitive to humidity, brightness or temperature. Until now, aggregation was assumed to depend on these sensitivities as a result of individual…
Widespread Wolbachia infection in terrestrial isopods and other crustaceans
Wolbachia bacteria are obligate intracellular alpha-Proteobacteria of arthropods and nematodes. Although widespread among isopod crustaceans, they have seldom been found in non-is…
Biomineralizations: insights and prospects from crustaceans
For growing, crustaceans have to molt cyclically because of the presence of a rigid exoskeleton. Most of the crustaceans harden their cuticle not only by sclerotization, like all …
Electron microscopic and preparative methods for the analysis of isopod cuticle
The crustacean cuticle consists of a complex organic matrix and a mineral phase. The physical and chemical properties of the cuticle are corellated to the specific functions of cu…
Egg envelopes and cuticle renewal in Porcellio embryos and marsupial mancas
An important adaptation to land habitats in terrestrial isopod crustaceans is development of embryos in a fluid-filled female brood pouch, marsupium. The study brings insight into…
Teuthiden aus dem Barrême der Insel Maio (Kapverdische Inseln)
The teuthids of the collection R. STAHLECKER, 1929, from the Isle of Maio (Cape Verde Islands) are described. Neololigosepia stahleckeri n. gen. n. sp. and Maioteuthis morroensis…
Exoskeleton anchoring to tendon cells and muscles in molting isopod crustaceans
Specialized mechanical connection between exoskeleton and underlying muscles in arthropods is a complex network of interconnected matrix constituents, junctions and associated cyt…
Molting and cuticle deposition in the subterranean trichoniscid Titanethes albus (Crustacea, Isopoda)
Terrestrial isopods are a suitable group for the study of cuticle synthesis and calcium dynamics because they molt frequently and have evolved means to store calcium during molt. …
Cartographic analysis of woodlice fauna of the former USSR
An inventory of the woodlice fauna of the former USSR yielded 190 species, 64 of them were recorded from the territory of Russia. According to the cartographic analysis, the limit…
Katatopygia gen. n., a monophyletic branch segregated from Boletina (Diptera, Mycetophilidae)
The genus Katatopygia gen. n. is proposed for the Boletina erythropyga/punctus-group that was first introduced by Garrett (1924, 1925) and currently comprises eight described spec…
New records and a new species of chewing lice (Phthiraptera, Amblycera, Ischnocera) found on Columbidae (Columbiformes)…
The chewing lice (Phthiraptera) of Columbidae (Columbiformes) from Pakistan are studied. Six species of chewing lice with new host records are recorded and one new species of the …
Terrestrial slugs (Gastropoda, Pulmonata) in the NATURA 2000 areas of Cyprus island
Terrestrial slugs of the Island of Cyprus were recently studied in the framework of a study of the whole terrestrial malacofauna of the island. The present work was carried out in…
Hydro Explorer: An interactive web app to investigate changes in runoff timing and runoff seasonality all over the world
Climatic changes and anthropogenic modifications of the river basin or river network have the potential to fundamentally alter river runoff. In the framework of this study, we aim…
A new species of the cicada genus Cicadatra Kolenati, 1857 (Hemiptera, Cicadidae) from Pakistan with a key to the known…
A new species of cicada, Cicadatra ziaratica sp. n., is described from Pakistan. Male genitalia, timbal and opercula are described and illustrated as important diagnostic characte…
A new wild, pollinating bee species of the genus Tetraloniella from the Arabian Peninsula (Hymenoptera, Apidae)
A new species of the eucerine bee genus Tetraloniella Ashmead (Apinae: Eucerini) is described and figured from central Saudi Arabia and Qatar. Tetraloniella (Tetraloniella) persic…
Review of Australasian spider flies (Diptera, Acroceridae) with a revision of Panops Lamarck
The Australasian spider flies (Diptera: Acroceridae) are reviewed, with all eight currently recognized genera diagnosed and figured. The panopine genus Panops Lamarck, 1804 from A…
A new species and new record of the leafhopper genus Seriana Dworakowska (Hemiptera, Cicadellidae, Typhlocybinae) from …
Seriana menglaensis sp. n. (Hemiptera: Cicadellidae: Typhlocybinae: Erythroneurini) is described and illustrated from Southwest China. S. equata (Singh, 1969) is recorded for the …
Dynamik fluvialer Verlagerungsprozesse
Natürliche Prozesse der Flussbettverlagerung wie Gerinnemigration oder Gerinneausbrüche sind in deutschen Flüssen aufgrund des hohen Ausbaugrades eine Seltenheit. Eine der wenige…
A new species of genus Syntactus Förster (Hymenoptera, Ichneumonidae, Ctenopelmatinae) with a key to Oriental and Easte…
A new species, Syntactus jiulianicus Sun & Sheng, sp. n. belonging to the tribe Pionini of the subfamily Ctenopelmatinae (Hymenoptera, Ichneumonidae), collected from Jiangxi Provi…
Three new species of Fancy Case caterpillars from threatened forests of Hawaii (Lepidoptera, Cosmopterigidae, Hyposmoco…
The endemic Hawaiian moth genus Hyposmocoma includes 348 described species and perhaps twice as many that remain undescribed. The genus is unusual within Lepidoptera in that its l…
Notes on the Stenus cirrus group, with description of two new species from China (Coleoptera, Staphylinidae)
Two new species, S. zhangdinghengi sp. n., S. maoershanus sp. n., of the Stenus cirrus group are described from South China, Guangxi Province. The male of S. fellowesi Puthz, 2003…
First record of the genus Phradis Förster (Hymenoptera, Ichneumonidae, Tersilochinae) from the Neotropical Region
One new species of the genus Phradis, P. peruvianus sp. n., from the mountainous part of Peruvian Amazonia, is described and illustrated. This is the first record of the genus fro…
Zeitschrift für Geophysik 36 / 4
Dieser Band enthält Artikel zu Themengebieten des Erdmagnetismus und der Ionosphäre, veröffentlicht durch die Deutsche Geophysikalische Gesellschaft in dem Jahr 1970.
A new genus of oak gallwasp, Coffeikokkos Pujade-Villar & Melika, gen. n., with a description of a new species from Cos…
A new genus of oak gallwasp, Coffeikokkos Pujade-Villar & Melika, gen. n., is described from Costa Rica. Diagnostic characters and generic limits of the new genus are discussed in…
Description of a new species of the leafhopper genus Zyginella Löw from Southwest China (Hemiptera, Cicadellidae, Typhl…
A new species, Zyginella menghaiensis sp. n. (Hemiptera: Cicadellidae: Typhlocybinae: Zyginellini), is described from China and a key to species of Zyginella from China is provide…
Two new genera and two new species of Mantophasmatodea (Insecta, Polyneoptera) from Namibia
Two new species and two new genera (Pachyphasma, Striatophasma) of Mantophasmatodea are described from Namibia. Pachyphasma brandbergense is endemic to the Brandberg massif; Stria…
Tajik Basin and Southwestern Tian Shan, Northwestern India-Asia Collision Zone: 3. Preorogenic to Synorogenic Retro-for…
The Tajik basin archives the orogenic evolution of the Pamir hinterland. Stratigraphic-sedimentologic observations from Cretaceous-Pliocene strata along its eastern margin describ…
Two new species of Quedius Stephens, subgenus Raphirus Stephens from Yunnan, Southwest China (Coleoptera, Staphylinidae…
Two new species of the genus Quedius Stephens collected from Nabanhe Nature Reserve, Yunnan Province, Q. nabanhensis sp. n. and Q. maoxingi sp. n., are described and illustrated. …
Female genitalia of Seasogonia Young from China, with a new synonym and a new record (Hemiptera, Cicadellidae, Cicadell…
Seasogonia Young, 1986 is a sharpshooter genus with 13 species, four of them recorded from China. In this paper, S. sandaracata (Distant, 1908) is recorded as new for China and S.…
Five new species of the genera Heerz Marsh, Lissopsius Marsh and Ondigus Braet, Barbalho and van Achterberg (Braconidae…
Five new species belonging to the poorly known Neotropical doryctine parasitoid wasps genera Heerz Marsh (H. ecmahla sp. n. and H. macrophthalma sp. n.), Lissopsius Marsh (L. paci…
Description of a new species of Platynus Bonelli from the Appalachian Mountains of eastern North America (Coleoptera, C…
A new species of the genus Platynus Bonelli, P. daviesi, is described from specimens collected in the Appalachian Mountains. The species is structurally most similar to P. parmarg…
A new species and first record of the genus Triacanthella Schäffer, 1897 (Collembola, Poduromorpha, Hypogastruridae) fo…
The first species of the genus Triacanthella to be recorded from Africa is described. Triacanthella madiba sp. n. belongs to the Southern Hemisphere group of the genus. It is morp…
Komplexe Verformung von Metaquarziten im Umfeld kleinräumiger Granitintrusionen — Ergebnisse einer Vorstudie im Paläopr…
Das Untersuchungsgebiet liegt im Übergangsbereich zwischen den Svekofenniden und der Transskandinavischen Magmatischen Zone, welcher als Teil einer Paläoproterozoischen E- bis NE-…
Hydrostratigrafie von Berlin – Korrelation mit dem Norddeutschen Gliederungsschema
[...] Der Beitrag erläutert die Anpassung der Berliner Grundwasserleiter-Gliederung an das neue, länderübergreifende hydrostratigrafische Schema für Norddeutschland. Diese Vereinh…
Rove beetle subtribes Quediina, Amblyopinina and Tanygnathinina: systematic changes affecting Central European fauna (C…
In preparation for the new edition of the identification keys of rove beetles of Central Europe (Volume 4 of the “Die Käfer Mitteleuropas”), the following systematic problems affe…
New genus and species of broad-nosed weevils from Baltic amber and notes on fossils of the subfamily Entiminae (Coleopt…
Arostropsis groehni gen. et sp. n. is described from Baltic amber and temporarily placed in the tribe Naupactini. It differs from all recent Naupactini genera with open corbels by…
Review of Anhoplocampa Wei (Hymenoptera, Tenthredinidae), with description of a new species and a new combination
Anhoplocampa is redescribed based on new material. Anhoplocampa bicoloricornis sp. n. from China is described. A. yunanensis (Haris & Roller, 1999) comb. n. is transferred from Tr…
Temperature and Salinity Anomalies in the Sea Surface Microlayer of the South Pacific During Precipitation Events
<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">We present the results of salinity (ΔS) and t…
On whose shoulders we stand – the pioneering entomological discoveries of Károly Sajó
The excellence of Károly Sajó as a researcher into Hungary’s natural history has been undeservedly neglected. Yet he did lasting work, especially in entomology, and a number of hi…
Types of geographical distribution of leaf beetles (Chrysomelidae) in Central Europe
A comparison of the geographical distribution patterns of 647 species of Chrysomelidae in Central Europe revealed 13 types of distribution: (1) widely distributed, (2) southern, (…
The adipokinetic hormone family in Chrysomeloidea: structural and functional considerations
The presented work is a hybrid of an overview and an original research paper on peptides belonging to the adipokinetic hormone (AKH) family that are present in the corpora cardiac…
Cytogenetics, cytotaxonomy and chromosomal evolution of Chrysomelinae revisited (Coleoptera, Chrysomelidae)
Nearly 260 taxa and chromosomal races of subfamily Chrysomelinae have been chromosomally analyzed showing a wide range of diploid numbers from 2n = 12 to 2n = 50, and four types o…
Mixed Layer Depth Promotes Trophic Amplification on a Seasonal Scale
The Humboldt Upwelling System is of global interest due to its importance to fisheries, though the origin of its high productivity remains elusive. In regional physical‐biogeochem…
Barcoding Fauna Bavarica: Myriapoda – a contribution to DNA sequence-based identifications of centipedes and millipedes…
We give a first account of our ongoing barcoding activities on Bavarian myriapods in the framework of the Barcoding Fauna Bavarica project and IBOL, the International Barcode of L…
A remarkable case of mosaic parapatry in millipedes
The parapatric boundary between Tasmaniosoma compitale Mesibov, 2010 and T. hickmanorum Mesibov, 2010 (Polydesmida: Dalodesmidae) in northwest Tasmania was mapped in preparation f…
Memories of Cas Jeekel, friend, colleague, and role model
not applicable
Detecting taxonomic signal in an under-utilised character system: geometric morphometrics of the forcipular coxae of Sc…
To date, the forcipules have played almost no role in determining the systematics of scutigeromorph centipedes though in his 1974 review of taxonomic characters Markus Würmli sugg…
Additional moults into ‘elongatus’ males in laboratory-reared Polydesmus angustus Latzel, 1884 (Diplopoda, Polydesmida,…
The number of stadia during post-embryonic development is supposed to be fixed in most species of the millipede order Polydesmida. For the first time since 1928, additional moults…
Retrospective evaluation of landslide susceptibility maps and review of validation practice
Despite the widespread application of landslide susceptibility analyses, there is hardly any information about whether or not the occurrence of recent landslide events was correct…
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