Results 21 to 30 of about 10,897 (287)

Oldest true orb-weaving spider (Araneae: Araneidae) [PDF]

open access: yesBiology Letters, 2006
The aerial orb web woven by spiders of the family Araneidae typifies these organisms to laypersons and scientists alike. Here we describe the oldest fossil species of this family, which is preserved in amber from Álava, Spain and represents the first record of Araneidae from the Lower Cretaceous. The fossils provide direct evidence that all three major
David, Penney, Vicente M, Ortuño
openaire   +2 more sources

The true identity of the supposed giant fossil spider Megarachne [PDF]

open access: yesBiology Letters, 2005
Abstract Megarachne servinei from the Permo-Carboniferous Bajo de Véliz Formation of San Luis Province, Argentina (32° 17′ S, 65° 25′ E), was described as a giant mygalomorph spider (‘tarantula’) and, with its body length of 339 mm, the largest known spider ever to have lived on Earth.
Selden, Paul A.   +2 more
openaire   +3 more sources

Spider-Like Coronary Anatomy; the True Spider!

open access: yesArquivos Brasileiros de Cardiologia, 2017
Introducao Anomalias coronarias sao raras, afetando aproximadamente 0,3 a 5,6% da populacao em geral, de acordo com a literatura. No entanto, alguns casos podem resultar em eventos fatais graves, tais como isquemia do miocardio, arritmias e infarto agudo do miocardio., […] Anatomia Coronariana em Posicao Spider: a Verdadeira Aranha!
Levent Cerit   +4 more
openaire   +6 more sources

Out of control: The role of spider movement and intolerance of uncertainty in spider fear

open access: yesJournal of Experimental Psychopathology, 2023
When asking spider-phobic individuals what they find most frightening about spiders, many report spiders’ unique movement characteristics. Here, we experimentally tested whether spider-specific movements are indeed a major cue in triggering spider fear ...
Markus Grill, Anke Haberkamp
doaj   +1 more source

Co-Existence of Pests and the Associated Predators Inhabiting Cucumber, Cucumus sativus L. (Fam. Cucurbitacae) at Assiut Governorate [PDF]

open access: yesJournal of Plant Protection and Pathology, 2020
The present study is carried out at the experimental farm of Assiut University, during the period started from 2014 to 2016 growing seasons of cucumber. The faunistic composition of pests and their associated predators inhabiting cucumber plants, Cucumus
Asmaa Abd-Allah   +3 more
doaj   +1 more source

The Effect of Some New Acaricides on The Two Spotted Spider Mite Tetranychus urticae on Water Melon and Their Side Effect on Spiders ( Araneae) [PDF]

open access: yesAcarines: Journal of the Egyptian Society of Acarology, 2013
The efficiency  of  different groups of  pesticides  to  suppress the  population  of  the  two  spotted  spider  mite, Tetranychus urticae  Koch  on  water melon plants was studied.  The  pesticides  include  three  biochemical  compounds:  Yurmak  1.8%
Marguerite Rizk   +3 more
doaj   +1 more source

Keanekaragaman laba-laba pada perkebunan kelapa sawit yang berbatasan dengan hutan

open access: yesJurnal Entomologi Indonesia, 2021
Oil palm plantations bordering forests were thought to affect the biotic components that make up the diversity of ecosystems, especially species with high mobilization and adaptability, such as spiders.
Ulka Sri Asih   +2 more
doaj   +1 more source

Description of five new Aname L. Koch, 1873 (Araneae, Anamidae) species collected on Bush Blitz expeditions

open access: yesEuropean Journal of Taxonomy, 2023
Aname L. Koch, 1873 is an incredibly diverse genus of mygalomorph spiders endemic to Australia, occurring from coast to coast in tropical, semi-arid and arid bioregions.
Jeremy Dean Wilson   +2 more
doaj   +1 more source

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