Results 1 to 10 of about 7,530 (303)

Meotipa species (Araneae, Theridiidae) from China [PDF]

open access: yesZooKeys, 2022
In an ongoing effort to expand knowledge of the Chinese cobweb spider fauna (Theridiidae), the genus Meotipa Simon, 1894 is reviewed. Two new species are described, Meotipa pseudopicturata sp. nov., Meotipa striata sp.
Zhongwei Deng   +3 more
doaj   +7 more sources

NEW RECORDS ON SALTICIDAE AND THERIDIIDAE (ARANEAE) SPIDERS FROM ARMENIA

open access: yesBulletin of the Iraq Natural History Museum, 2022
New data on jumping spiders (Salticidae) and tangle-web spiders (Theridiidae) of Armenia are provided on the basis of recently collected specimens in various regions of Armenia.
Noushig Zarikian
exaly   +4 more sources

Two new synonyms in the subfamily Theridiinae (Araneae, Theridiidae) [PDF]

open access: yesZooKeys, 2022
Two new synonyms in the subfamily Theridiinae Sundevall, 1833 (Araneae, Theridiidae) are reported. Theridion hui Zhu, 1998 is proposed as a junior synonym of Theridion innocuum Thorell, 1875, and Theridion qingzangense Hu, 2001 is proposed as a junior ...
Rui Zhong, Jie Liu, Yang Zhu
doaj   +7 more sources

Effect of laboratory heat stress on mortality and web mass of the common house spider, Parasteatoda tepidariorum (Koch 1841) (Araneae: Theridiidae) [PDF]

open access: yesGreat Lakes Entomologist, 2020
We determined the effects of chronic heat stress on web construction of Parasteatoda tepidariorum (Araneae: Theridiidae) by measuring the survival and web mass of specimens after a 48-h period within a temperature chamber at 21, 30, 35, 40, or 50°C.
Brown, Aubrey J., Houghton, David
core   +3 more sources

Wolbachia supergroup A in Enoplognatha latimana (Araneae: Theridiidae) in Poland as an example of possible horizontal transfer of bacteria. [PDF]

open access: yesSci Rep
Wolbachia (phylum Pseudomonadota, class Alfaproteobacteria, order Rickettsiales, family Ehrlichiaceae) is a maternally inherited bacterial symbiont infecting more than half of arthropod species worldwide and constituting an important force in the ...
Konecka E, Szymkowiak P.
europepmc   +2 more sources

A Holistic Approach to Parasitoid-Host Interaction Along an Elevational Gradient Revealed Coevolution Driven by Host Foraging Strategy. [PDF]

open access: yesEcol Evol
We examined the large‐scale distribution of highly specialised parasitoids associated with spiders along an elevational gradient and tested the hypothesis that distribution and parasitism rates depend on elevation, habitat type and the species and age composition of the host community.
Černecká Ľ   +7 more
europepmc   +2 more sources

Worldwide Web: High Venom Potency and Ability to Optimize Venom Usage Make the Globally Invasive Noble False Widow Spider Steatoda nobilis (Thorell, 1875) (Theridiidae) Highly Competitive against Native European Spiders Sharing the Same Habitats. [PDF]

open access: yesToxins (Basel), 2022
Venom compositions include complex mixtures of toxic proteins that evolved to immobilize/dissuade organisms by disrupting biological functions. Venom production is metabolically expensive, and parsimonious use is expected, as suggested by the venom ...
Rayner S   +7 more
europepmc   +2 more sources

G. Levy: Fauna Palaestina. Arachnida III: Araneae: Theridiidae [PDF]

open access: diamondArachnologische Mitteilungen, 1999
book review: G. Levy: Fauna Palaestina. Arachnida III: Araneae: Theridiidae.
Knoflach, Barbara
doaj   +2 more sources

How dispersal rates depend on the prey capture strategy: A case study of Georgia's spiders. [PDF]

open access: yesEcol Evol
This article compares genetic differentiation within 124 Eurasian species from eight families of spiders, based on the barcoding data. The conspecific web‐building spiders from the Caucasus and the rest of Eurasia are significantly less differentiated than the actively hinting species, although isolation‐by‐distance pattern presents in at least half of
Tarkhnishvili D   +5 more
europepmc   +2 more sources

Problems in the Spider Genus Steatoda (Theridiidae)

open access: bronzeSystematic Zoology, 1959
THE publication of my paper on Steatoda (1957) resulted in correspondence regarding both my concept of species and my lumping of several small, well-established genera with Steatoda. Although the latter is a subjective matter, an attempt is made here to answer both criticisms, although some of the questions raised were already answered in my recent ...
Herbert W. Levi
openalex   +3 more sources

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