Alien spiders: First record of Loxosceles gaucho Gertsch, 1967 (Araneae: Sicariidae) in the Amazon region, Brazil
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Refugia preferences by the spiders Loxosceles reclusa and Loxosceles laeta (Araneae: Sicariidae).
A variety of refugia were offered to different instars of brown recluse spiders, Loxosceles reclusa Gertsch and Mulaik, and a South American recluse spider, L. laeta (Nicolet), to determine whether they preferred certain types of refugia spaces. Variables included (1) crevice widths ranging from 3.2 to 21 mm, (2) horizontal and vertical orientations, and (3) new refugia or refugia that had silk...
متن کاملFirst Record of the Mediterranean Recluse Spider Loxosceles rufescens (Araneae: Sicariidae) from Iran
Loxosceles rufescens, commonly known as the Mediterranean Recluse or Mediterranean Fiddle-Back Spider is recorded from Iran for the first time. The genus Loxosceles contains 103 accepted species, two of them (including L. rufescens) are cosmopolitan. All Loxosceles species tested so far possess necrotic venoms, which is a unique characteristic among the Order Araneae. Considering this character...
متن کاملfirst record of the mediterranean recluse spider loxosceles rufescens (araneae: sicariidae) from iran.
loxosceles rufescens , commonly known as the mediterranean recluse or mediterranean fiddle-back spider is recorded from iran for the first time. the genus loxosceles contains 103 accepted species, two of them (including l. rufescens ) are cosmopolitan. all loxosceles species tested so far possess necrotic venoms, which is a unique characteristic among the order araneae. considering this charact...
متن کاملInfluence of spider silk on refugia preferences of the recluse spiders Loxosceles reclusa and Loxosceles laeta (Araneae: Sicariidae).
In a previous experimental study, recluse spiders Loxosceles reclusa Gertsch and Mulaik and Loxosceles laeta (Nicolet) (Araneae: Sicariidae) preferred small cardboard refugia covered with conspecific silk compared with never-occupied refugia. Herein, we investigated some factors that might be responsible for this preference using similar cardboard refugia. When the two Loxosceles species were g...
متن کاملThe Present Status and a Review of the Brown Recluse and Related Spiders, Loxosceles spp. (Araneae: Sicariidae), in Florida1
INTRODUCTION: The brown recluse spider, Loxosceles reclusa Gertsch & Mulaik (Figs. 1-2, 6), is frequently reported in Florida as a cause of necrotic lesions in humans. For example, in the year 2000 alone, Loft (2001) reported that the Florida Poison Control Network had recorded nearly 300 alleged cases of brown recluse bites in the state; a subset of 95 of these bites was reported in the 21 cou...
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ژورنال
عنوان ژورنال: Papéis Avulsos de Zoologia
سال: 2019
ISSN: 1807-0205,0031-1049
DOI: 10.11606/1807-0205/2019.59.53