Pseudoscorpions (Arachnida) from Argentina. New records of distributions and habitats, corrections and an identification key Author Mahnert, Volker Author Iorio, Osvaldo Di Author Turienzo, Paola Author Porta, Andres text Zootaxa 2011 2881 1 30 journal article 47281 10.5281/zenodo.205780 3da79874-f9d5-4422-acd8-1255488f1624 1175-5326 205780 Pachychernes subrobustus ( Balzan, 1892 ) RÍO NEGRO: Aguada Cecilio, Birabén leg. ( Mello-Leitão 1939a ; Ceballos & Rosso de Ferradás 2008a ). Further distribution. Paraguay ; Venezuela .