Tropical Orb Weaver Spider, Eriophora ravilla (C. L. Koch) (Arachnida: Araneae: Araneidae)
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Two new species of the orb-weaver genus Chorizopes from Yunnan, China (Araneae, Araneidae)
Two new species of the orb-weaver genus Chorizopes from Yunnan Province, China are described: Chorizopes albussp. n. (male and female) from the Gaoligong Mountains and Ailao Mountains, and Chorizopes longussp. n. (male and female) from the Gaoligong Mountains. Chorizopes albussp. n. can be distinguished from the related species Chorizopes shimenensis by: 1) median apophysis widest at the middle...
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The araneid spider genus Verrucosa McCook, 1888 is revised. Five of the seven previously known species, V. arenata (Walckenaer, 1841), V. lampra Soares & Camargo, 1948, V. meridionalis (Keyserling, 1892), V. undecimvariolata (O. Pickard-Cambridge, 1889) and V. zebra (Keyserling, 1892), are redescribed and illustrated. In addition, 37 new species of Verrucosa from the Neotropical region are desc...
متن کاملRedescription of the orb-weaving spider Gasteracantha geminata (Fabricius, 1798) (Araneae, Araneidae).
The orb-weaving spider genus Gasteracantha Sundevall, 1833 (Araneidae) is notable for its pronounced sexual size dimorphism. Gasteracantha females are characterized by having a highly sclerotized "spiny" abdomen varying in relative size and number of spines, as well as abdomen dorsally and ventrally provided with varying numbers of sigillae (Cambridge 1879). The genus currently includes 70 desc...
متن کاملBourgeois behavior and freeloading in the colonial orb web spider Parawixia bistriata (Araneae, Araneidae).
Spiders of the tropical American colonial orb weaver Parawixia bistriata form a communal bivouac in daytime. At sunset, they leave the bivouac and construct individual, defended webs within a large, communally built scaffolding of permanent, thick silk lines between trees and bushes. Once spiders started building a web, they repelled other spiders walking on nearby scaffolding with a "bounce" b...
متن کاملTwo new species of the orb-weaving spider genus Alpaida (Araneae, Araneidae) from Peru.
Two new species of the orb-weaving spider genus Alpaida O. P.-Cambridge, 1889 are described and illustrated; Alpaida losamigos n. sp. based on females from Madre de Dios, and Alpaida penca n. sp. based on females and males from Cajamarca.
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ژورنال
عنوان ژورنال: EDIS
سال: 1969
ISSN: 2576-0009
DOI: 10.32473/edis-in568-2003