Featured Articles
Spatial distribution of Lycosa tarentula fasciiventris (Araneae, Lycosidae) in a population from central Spain
Owner-biased agonistic behavior in female Lycosa tarentula fasciiventris (Araneae, Lycosidae)
A mitochondrial DNA restriction enzyme cleavage map for the scorpion Hadrurus arizonensis (Iuridae)
Eremochelis lagunensis, especie nueva (Arachnida, Solpugida, Eremobatidae) de Baja California Sur, México
Nuevos aportes al género Porrimosa Roewer (Araneae, Lycosidae)
Mother-offspring food transfer in Coelotes terrestris (Araneae, Agelenidae)
The life history of Euscorpius flavicaudis (Scorpiones, Chactidae)
Homing by crab spiders Misumena vatia (Araneae, Thomisidae) separated from their nests
On Eurasian and American Talanites (Araneae, Gnaphosidae)
Diplocentrus perezi, a new species of scorpion from southeastern Mexico (Diplocentridae)
When is the sex ratio biased in social spiders?: Chromosome studies of embryos and male meiosis in Anelosimus species (Araneae, Theridiidae)
Ultrastructure of the primary male genital system, spermatozoa, and spermiogenesis of Hypochilus pococki (Araneae, Hypochilidae)
Research Notes
Novel use of silk by the harlequin beetle-riding pseudoscorpion, Cordylochernes scorpioides (Pseudoscorpionida, Chernetidae)
On the synonymy of Thaumastobella mourei Mello-Leitao and Ildibaha albomaculata Keyserling (Araneae, Araneidae)