Results 41 to 50 of about 1,310 (126)

Species of Widow Spiders in Northern Argentina (Latrodectus: Theridiidae)

open access: yes, 1967
Psyche: A Journal of Entomology, Volume 74, Issue 4, Page 290-298, 1967.
L. J. Pinter
wiley   +1 more source

Data_Sheet_1_Urban Environments Aid Invasion of Brown Widows (Theridiidae: Latrodectus geometricus) in North America, Constraining Regions of Overlap and Mitigating Potential Impact on Native Widows.PDF

open access: yes, 2021
Urbanization is a major cause of biotic homogenization and habitat fragmentation for native communities. However, the role of urbanization on the success of biological invasions on a continental scale has yet to be explored.
Katharine A. Marske (3261183)   +1 more
core   +1 more source

North American Widow Spiders of the Latrodectus Curacaviensis Group (Araneae: Theridiidae)

open access: yes, 1964
Psyche: A Journal of Entomology, Volume 71, Issue 1, Page 12-27, 1964.
John D. McCrone, Herbert W. Levi
wiley   +1 more source

On Spermatic Transmission in Spiders

open access: yes, 1963
Psyche: A Journal of Entomology, Volume 70, Issue 4, Page 197-207, 1963.
J. W. Abalos, E. C. Baez
wiley   +1 more source

Ontogeny repeats phylogeny in Steatoda and Latrodectus spiders [PDF]

open access: yes, 2010
Web designs of young spiders are often less derived than those of older conspecific individuals. This study tested whether this ‘‘ontogeny repeats phylogeny’’ pattern occurs in two species of Latrodectus and two species of the closely related genus ...
Gilbert Barrantes   +3 more
core   +1 more source

Inbreeding Depression in the Introduced Spider Latrodectus geometricus [PDF]

open access: yes, 2017
The brown widow spider (Latrodectus geometricus) is thought to be native to South America or Southern Africa, but its distribution has expanded to most continents by human introduction. In the continental USA, L. geometricus was first documented in south
Howard, Margaret A
core  

The Egg‐Sac in the Identification of Species of Latrodectus (Black‐Widow Spiders)

open access: yes, 1962
Psyche: A Journal of Entomology, Volume 69, Issue 4, Page 268-270, 1962.
J. W. Abalos
wiley   +1 more source

The Prevalence of Egg Parasitoids of Two Cobweb Spiders in a Tropical Urban Gradient

open access: yesArthropoda
Parasitoidism strongly influences the structure of the spiders’ populations, and it can be affected by environmental factors such as those caused by anthropogenic actions.
Natalia Jiménez-Conejo   +3 more
doaj   +1 more source

Primer registro de la viuda café Latrodectus geometricus en Sonora, México

open access: yes, 2020
Introduction. In Mexico, the state of Sonora reports one of the highest numbers of cases of poisoning by poisonous arthropods (spiders). Latrodectus geometricus spider belonging to the Theridiidae family, has the capacity to compromise the health of ...
Castañeda Gómez, Jorge   +3 more
core  

The Prevalence and Effect of Wolbachia Infection on the Brown Widow Spider (Latrodectus Geometricus) [PDF]

open access: yes, 2014
Wolbachia was recently identified in the Brown Widow Spider (Latrodectus geometricus). This symbiont has not previously been found in this genus, therefore the consequences on the host’s population dynamics are unknown.
Arrington, Brittany Dane\u27
core  

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