Posts

How spider diversity and traits interact with environmental variables in riparian sandy bars

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On some new and poorly-known Chrysillini from arid western South Africa (Araneae, Salticidae)

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A new species of Harmonicon F. O. Pickard-Cambridge, 1896, from central-west Brazil and redescription of H. rufescens F. O. Pickard-Cambridge, 1896 (Araneae, Mygalomorphae, Dipluridae)

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Glossiness disrupts predator localisation of moving prey

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Shift in diet composition of a riparian predator along a stream pollution gradient

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A histopathological guide for the social spider Stegodyphus dumicola

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Molecular phylogenetics of nursery web spiders (Araneae: Pisauridae)

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Reassessing the evolutionary relationships of tropical wandering spiders using phylogenomics: A UCE-based phylogeny of Ctenidae (Araneae) with the discovery of a new lycosoid family

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TARANTULAS (ARANEAE: THERAPHOSIDAE) REPORTED FROM LORETO DEPARTMENT, PERU

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Review of the wolf spider genus Halocosa Azarkina & Trilikauskas, 2019 from China (Araneae, Lycosidae)

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ScorpDb: A Novel Open-Access Database for Integrative Scorpion Toxinology

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American Arachnological Society Annual Meeting Golden, Colorado USA, 15-18 June 2025

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Allen R. Brady February 7, 1933 - November 7, 2024 Holland, MI (Life Story / Obituary)

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New mid-Cretaceous macrothelids showing a similar living mode to extant Macrothelidae (Araneae: Mygalomorphae)

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Small Brains: Body Shape Constrains Tissue Allocation to the Central Nervous System in Ant-Mimicking Spiders

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A new species of the lyrate curtain-web spider genus Trechona C. L. Koch, 1850 from South Brazil and the hitherto unknown female of T. excursora (Araneae: Dipluridae)

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On current distribution of Androctonus aeneas Koch, 1839 in Algeria (Scorpiones: Buthidae)

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Contributions to the scorpion fauna of Iran. Part III. Records of genus Orthochirus Karsch, 1891 (Arachnida: Scorpiones: Buthidae)

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First record of Scorpio jordanensis from Syria (Scorpiones: Scorpionidae)

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Description of a neotype of Scorpio palmatus (Ehrenberg, 1828) (Scorpiones: Scorpionidae)

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A new contribution to the genus Opisthacanthus Peters, 1861 and in particular to the African species of the subgenus Nepabellus Francke, 1974 with the description of a new species from Mozambique (Scorpiones: Hormuridae)

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Abundance, coexistence and behavioural interactions among juveniles of two sympatric tarantulas from Argentina

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Revisiting the scorpion central nervous system using microCT

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