Catalog of the Opilioacarida (Acari: Parasitiformes) Author Araújo, Marcel Santos De Laboratório de Estudos Subterrâneos, Departamento de Ecologia e Biologia Evolutiva, Universidade Federal de São Carlos, Via Washington Luís, km 235, Caixa Postal 676, CEP 13565 - 905, São Carlos, São Paulo, Brazil. Author Palma, Antonella Di Department of Agriculture Food Natural Science Engineering (DAFNE), University of Foggia, Via Napoli 25, 71122, Foggia, Italy. Author Feres, Reinaldo José Fazzio Departamento de Zoologia e Botânica, Instituto de Biociências, Letras e Ciências Exatas (IBILCE), Universidade Estadual Paulista (UNESP), Rua Cristóvão Colombo 2265, São José do Rio Preto CEP 15054 - 000, Brazil text Zootaxa 2020 2020-12-16 4895 3 332 356 journal article 9280 10.11646/zootaxa.4895.3.2 d2e6cfb5-f377-411b-b1be-5b3bb4135c9e 1175-5326 4326711 D2CCF661-B1C9-45A5-B344-E01C519716C5 13. Vanderhammenacarus Leclerc, 1989 Vanderhammenacarus Leclerc 1989: 167 (original description) Type species: Vanderhammenacarus deharvengi Leclerc, 1989: 167 , by original designation. Etymology: Dedicated to Van der Hammen, who contributed to opilioacarid studies. Notes: Leclerc described briefly the genus and the type species.