The family Onychiuridae (Collembola) from karst caves of the Basque biospeleologic district, with description of four new species Author Beruete, Enrique 0000-0002-3240-8946 University of Navarra, Faculty of Sciences, Department of Environmental Biology, University Campus, 31080 Pamplona, Spain. eberuete @ yahoo. es; https: // orcid. org / 0000 - 0002 - 3240 - 8946 eberuete@yahoo.es Author Arbea, Javier I. c / Ría de Solía 3, ch. 39. 39610 El Astillero (Cantabria). Author Baquero, Enrique 0000-0002-3240-8946 University of Navarra, Faculty of Sciences, Department of Environmental Biology, University Campus, 31080 Pamplona, Spain. eberuete @ yahoo. es; https: // orcid. org / 0000 - 0002 - 3240 - 8946 & University of Navarra, Institute of Biodiversity and Environment (BIOMA), University Campus, 31080, Pamplona, Spain * corresponding author: ebaquero @ unav. es; https: // orcid. org / 0000 - 0002 - 2145 - 8606 eberuete@yahoo.es Author Jordana, Rafael 0000-0002-3240-8946 University of Navarra, Faculty of Sciences, Department of Environmental Biology, University Campus, 31080 Pamplona, Spain. eberuete @ yahoo. es; https: // orcid. org / 0000 - 0002 - 3240 - 8946 eberuete@yahoo.es text Zootaxa 2021 2021-09-21 5040 2 151 194 journal article 10.11646/zootaxa.5040.2.1 1175-5326 5531192 CC1289B1-4FF9-4369-A596-9FF260C8F314 Deuteraphorura silvaria (Gisin, 1952) in Gisin 1952a Onychiurus silvarius Gisin, 1952a . Mitt. Schweiz Entomol. Ges ., 25(1): 19 Onychiurus insubrarius: Gama, 1964 . Mem. Estud. Mus. Zool. Univ. Coimbra , 292: 176 (non Gisin, 1952) Deuteraphorura silvaria (Gisin) : Weiner 1996: 185 . Annls. Soc. ent. Fr. (N.S.) , 32: 185 Studied Material. Loc. 2. 1 ex. , 7.III.1982 . Loc. 12. 1 ex. , 26.X.1980 . Edaphic, troglophilous and guanophilous species, widely distributed in central and southern Europe. In the Iberian Peninsula it has been cited in the northern zone ( Jordana et al. 1997 ) and in caves in Andalusia ( Arbea 2013 ), Navarra ( Jordana & Beruete 1983 , Arbea & Jordana 1991 , Jordana et al. 1997 , Beruete et al. 2002 ) and Zuberoa-Soule ( Thibaud 1977 ).