Response of male Centruroides vittatus (Scorpiones: Buthidae) to aerial and substrate borne chemical signals / S.B. Steinmetz, K.C. Bost & D.D. Gaffin. A scorpion from a peatbog : the first arthropod fossil from the Late Viséan of the Moscow Coal Basin / V. Fet ... [et al.] A note on the scorpions from the Pirin Mountains, southwestern Bulgaria (Scorpiones: Buthidae, Euscorpiidae) / R. Teruel, V. Fet & L. de Armas. A review of the genus Heterometrus Ehrenberg, 1828, with descriptions of seven new species (Scorpiones, Scorpionidae) / F. Kovarik. Revision and taxonomic position of genera Afghanorthochirus Lourenco & Vachon, Baloorthochirus Kovarik, Butheolus Simon, Nanobuthus Pocock, Orthochiroides Kovarik, Pakistanorthochirus Lourenco, and Asian Orthochirus Karsch, with descriptions of twelve new Proceedings of the 3rd Scorpiology symposium (28th Annual Meeting of the American Arachnological Society, Norman, Oklahoma, June 24, 2004).