Results 21 to 30 of about 6,256 (260)

On the biology ofDipoena torva(Araneae: Theridiidae)

open access: diamondArachnologische Mitteilungen, 1997
Data are given concerning stratification, phenology, feeding and mating behaviour of the theridiid spider Dipoena torva (THORELL, 1875). The species was found predominantly at heights of around 10 metres on the stems of oaks and pines in Berlin, Germany. The sex ratio was more or less 1:1.
Ulrich Simon
openalex   +3 more sources

Novo gênero Neotropical de Spintharinae (Araneae, Theridiidae) [PDF]

open access: diamondIheringia. Série Zoologia, 2011
Neopisinus gen. nov. é proposto com designação da espécie-tipo Neopisisnus fiapo sp. nov., com base em ambos os sexos, do Rio Grande do Sul, Brasil. Neopisinus distingue-se de todos os gêneros de Spintharinae pelo palpo do macho com enorme condutor trífido, com duas projeções afiladas e uma com ápice bifurcado; pela forma característica da apófise ...
Maria Aparecida L. Marques   +2 more
openalex   +5 more sources

The Spider Genus Styposis (Araneae, Theridiidae) [PDF]

open access: yesPsyche: A Journal of Entomology, 1959
Herbert W. Levi
doaj   +2 more sources

Notes on the Brown Widow Spider, Latrodectus Geometricus (Araneae: Theridiidae) in Brazil [PDF]

open access: yes, 2017
Three species of the cosmopolitan genus Latrodectus were reported by Bucherl (1964) as occurring in Brazil: L. mactans mactans (Fabricius) from Recife, Pernambuco and from P6rto Alegre, Rio Grande do Sul; L.
Anderson, Marilyn P.
core   +2 more sources

First description of the female of the theridiid spider Robertus golovatchi (Araneae: Theridiidae) [PDF]

open access: yes, 2012
The female of Robertus golovatchi Eskov, 1987 is described for the first time from Abkhazia and the male is also figured. The female is compared to another species known from the Caucasus R.
Kovblyuk, Mykola M., Marusik, Yuri M.
core   +2 more sources

Três espécies novas de Achaearanea (Araneae, Theridiidae) do Brasil ocorrentes em serapilheira Three new species of Achaearanea (Araneae, Theridiidae) from Brazil occurring in leaf litter

open access: yesIheringia: Série Zoologia, 2006
Três espécies de Theridiidae são descritas e ilustradas com base em machos e fêmeas do sudeste e sul do Brasil: Achaearanea digitus Buckup & Marques sp. nov., A. dea Buckup & Marques sp. nov. e A. taim Buckup & Marques sp.
Erica Helena Buckup   +2 more
doaj   +1 more source

Island time and the interplay between ecology and evolution in species diversification. [PDF]

open access: yes, 2015
Research on the dynamics of biodiversity has progressed tremendously over recent years, although in two separate directions - ecological, to determine change over space at a given time, and evolutionary, to understand change over time.
Gillespie, Rosemary G
core   +1 more source

Trophic Transfer of Arsenic from an Aquatic Insect to Terrestrial Insect Predators. [PDF]

open access: yes, 2013
The movement of energy and nutrients from aquatic to terrestrial ecosystems can be substantial, and emergent aquatic insects can serve as biovectors not only for nutrients, but also for contaminants present in the aquatic environment.
Mogren, Christina L   +3 more
core   +2 more sources

Erstnachweis von Dipoena nigroreticulata (Simon, 1879) in Deutschland (Araneae, Theridiidae)

open access: yesArachnologische Mitteilungen, 1999
First record of Dipoena nigroreticulata (Simon, 1879) in Germany (Araneae, Theridiidae)
Finch, Oliver-David
doaj   +1 more source

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