Name
Pseudoescorpiones
pseudoscorpion
Framing
Phylum: Arthropoda
Subphylum: Chelicerata
Class: Arachnida
Order: Pseudoescorpiones
Habitat
Terrestrial, epigean (among leaf litter, in cracks or cavities in the ground). Some species are troglobitic.
Feeding
Carnivorous (edaphic invertebrates)
Distribution
Present on all continents
Conservation status
The species Troglobisium racovitzai (Ellingsen, 1912), endemic to caves in the northeast of the Iberian Peninsula, appears as "Vulnerable" (VU) in the Atlas and Red Book of Endangered Invertebrates of Spain.
Additional information
Of small size, they have the body divided into prosoma and opisthosoma; prosoma with an undivided carapace, a pair of pincer-shaped chelicerae (carrying venom glands), a pair of pedipalps, and four pairs of walking legs.
Additional information
Bibliography
- Tizo-Pedroso, E. & Del-Claro, K. (2007). Cooperation in the Neotropical pseudoscorpion, Paratemnoides nidificator (Balzan, 1888): Feeding and dispersal behavior. Insectes Sociaux, 54, 124-131. DOI 10.1007/s00040-007-0931-z
- Zaragoza, J.A. (2006). Catálogo de los Pseudoescorpiones de la Península Ibérica e Islas Baleares (Arachnida: Pseudoscorpiones). Revista Ibérica de Aracnología, 13, 3-91. Accesible en: http://sea-entomologia.org/Publicaciones/RevistaIbericaAracnologia/RIA13/003_092Zaragoza.pdf
- Zaragoza, J.A. (2015). Orden Pseudoscorpiones. Revista IDE@ - SEA 20: 1-10. Accesible en: http://sea-entomologia.org/IDE@/revista_20.pdf
- Zaragoza, J.A. (2011). Troglobisium racovitzai (Ellingsen, 1912). En Atlas y Libro Rojo de los Invertebrados amenazados de España (Especies Vulnerables). Volumen I: Artrópodos (pp. 105-110). Verdú, J.R., Numa, C. & Galante, E. (Eds). Dirección General de Medio Natural y Política Forestal, Ministerio de Medio Ambiente, Medio rural y Marino, Madrid. Acceseible en: https://www.miteco.gob.es/es/biodiversidad/temas/inventarios-nacionales/Troglobisium_racovitzai_tcm30-198362.pdf