Results 11 to 20 of about 51,780 (239)

Araneae of Canada [PDF]

open access: yesZooKeys, 2019
In 1979 nearly 1400 spider species in 32 families either had been recorded (1249) or were believed to occur (~140) in Canada. Twenty years later, although significant progress had been made in survey efforts in some regions, Canada’s spider inventory had only increased by approximately 7% to roughly 1500 species known or expected to occur.
Bennett,Robb   +2 more
openaire   +3 more sources

First Record of Pediobius pyrgo Walker (Hymenoptera: Eulophidae) in South America and its Emergence from Egg Sacs of Latrodectus geometricus C. L. Koch (Araneae: Theridiidae)

open access: yesEntomoBrasilis, 2015
We record the first time the occurrence of Pediobius pyrgo (Walker) (Hymenoptera: Eulophidae) for South America. This is also the first report of P. pyrgo emerging from egg sacs of Latrodectus geometricus C. L.
Karine Schoeninger   +3 more
doaj   +3 more sources

Predatory Encounters of Yllenus Arenarius (Araneae, Salticidae) with Flies (Diptera) [PDF]

open access: yes, 2010
Predatory behaviour of Yllenus arenarius hunting flies (Diptera) was studied. The general spider's approach and capture was typical for salticids hunting prey that has high ability to escape. Two modes of approach in close proximity of prey were observed.
Bartos, Maciej
core   +2 more sources

On the Mygalomorphae (Araneae) of Michigan [PDF]

open access: yes, 2018
The discovery of a population of Antrodiaetus unicolor (Hentz) in Michigan is reported, resulting in the first state record for the mygalomorph family Antrodiaetidae.
Swanson, Daniel R
core   +2 more sources

Taxonomic and functional differentiation of spiders in habitats in a traditional olive producing landscape in Italy

open access: yesEuropean Journal of Entomology, 2020
Annual crops are generally assumed to host simplified arthropod communities that depend on immigration from the surrounding landscape. Perennial, low-input crops such as olive groves are likely to depend less on immigration from other habitats, however ...
Malayka S. PICCHI   +3 more
doaj   +1 more source

Spider burrows in ichnological context : a review of literature data and burrows of the wolf spider Trochosa hispanica Simon, 1870 from Albania [PDF]

open access: yes, 2018
A general review of spider burrows and history of their research in eighteenth to nineteenth centuries are provided on the basis of the literature, which is dispersed and almost forgotten by majority of ichnologists.

core   +1 more source

Pseudeuophrys browningi (Millidge & Locket, 1955) (Araneae, Salticidae) neu für Deutschland und Enoplognatha caricis (Fickert, 1876) (Araneae, Theridiidae) neu für Brandenburg

open access: yesArachnologische Mitteilungen, 1999
Pseudeuophrys browningi (Millidge & Locket, 1955) (Araneae: Salticidae) new to Germany and Enoplognatha caricis (FICKERT, 1876) (Araneae: Theridiidae) new to Brandenburg (Germany)
Platen, Ralph   +3 more
doaj   +1 more source

Imperfections in perfect architecture: The orb web of spiders

open access: yesEuropean Journal of Entomology, 2013
Among animal constructions, the orb webs of spiders are perfect geometrical architectural models. Webs are constructed by means of a succession of behaviours, which are often considered as instinctive and stereotyped.
Alain PASQUET   +3 more
doaj   +1 more source

A new species of Hortipes (Araneae, Corinnidae), the first spider with an insertable retrolateral tibial apophysis on the male palp [PDF]

open access: yes, 2012
Hortipes gigapophysalis (Araneae, Corinnidae) is a new species described from both sexes from montane forest on Mt Nimba, eastern Guinea. The species is remarkable for its long, whip-shaped retrolateral tibial apophysis (RTA) on the male palp.
Bosselaers, Jan   +2 more
core   +2 more sources

Spider species richness and sampling effort at Cracraft´S Belém Area of Endemism

open access: yesAnais da Academia Brasileira de Ciências, 2017
A list of spider species is presented for the Belém Area of Endemism, the most threatened region in the Amazon Basin, comprising portions of eastern State of Pará and western State of Maranhão, Brazil.
BRUNO V.B. RODRIGUES   +6 more
doaj   +1 more source

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