Karg, 1976a : 33 Geogamasus arcus Karg & Schorlemmer, 2011b : 215 Catalogue of the family Ologamasidae Ryke (Acari: Mesostigmata) Castilho, Raphael C. Silva, Edmilson S. De, Gilberto J. Halliday, Bruce Zootaxa 2016 4197 1 1 147 6KBZL Karg, 1976 Karg 1976 [207,564,1191,1216] Arachnida Ologamasidae Geogamasus Animalia Mesostigmata 72 73 Arthropoda species arcus     Geogamasus arcus  Karg, 1976a: 33.    Geogamasus arcus.—  Karg & Schorlemmer, 2011b: 215.     Typedepository. Ungarische Naturwissenschaftliches Museum, Budapest, Hungary.    Typelocality and habitat. Azapa, Tarapacá, Chile,  23 November 1965, in moist litter. 1412762640 [151,1103,1335,1360] Hungary Ungarische Naturwissenschaftliches Museum 72 73 1 Budapest holotype 1412762655 [151,1124,1372,1397] 1965-11-23 Chile Azapa 72 73 1 Tarapaca holotype