An annotated checklist of recent non-marine Ostracoda (Crustacea) from Argentina, South America Author Sabater, Lara Milena Laboratorio de Herbivoría y Control Biológico en Humedales (HeCoB), Centro de Ecología Aplicada del Litoral, CECOAL (CONICET-UNNE), Corrientes, Argentina. Author Monferran, Mateo Daniel 0000-0003-4359-7495 Laboratorio de Herbivoría y Control Biológico en Humedales (HeCoB), Centro de Ecología Aplicada del Litoral, CECOAL (CONICET-UNNE), Corrientes, Argentina. & monfdm @ gmail. com; https: // orcid. org / 0000 - 0003 - 4359 - 7495 monfdm@gmail.com Author Higuti, Janet 0000-0002-3721-9562 State University of Maringá (UEM), Centre of Biological Sciences (CCB), Centre of Research in Limnology, Ichthyology and Aquaculture (Nupélia). Graduate Program in Ecology of Inland Water Ecosystems (PEA). Maringá, PR, Brazil. & janethiguti @ gmail. com; https: // orcid. org / 0000 - 0002 - 3721 - 9562 janethiguti@gmail.com Author Pérez, Alejandra Patricia 0000-0003-2334-4191 Instituto de Investigaciones en Biodiversidad y Medioambiente, INIBIOMA - (CONICET- UNCo). Bariloche, Argentina. & aperez @ comahue-conicet. gob. ar; https: // orcid. org / 0000 - 0003 - 2334 - 4191 aperez@comahue-conicet.gob.ar text Zootaxa 2023 2023-08-22 5336 2 151 178 http://dx.doi.org/10.11646/zootaxa.5336.2.1 journal article 55393 10.11646/zootaxa.5336.2.1 481753fa-3be1-480d-89e9-a796fa316c2f 1175-5326 8272405 FBA4999C-2254-4DB5-801C-A10D05096BB3 25- Potamocypris unicaudata Schäfer, 1943 Global distribution: NA, NT, PA. Argentinian distribution: La Pampa, Río Negro . Ecology: This species has been recorded in both temporary and permanent environments located from 116 to 1042 m a.s.l., with water temperature ranging between 8 and 15 ºC, in alkaline waters (pH: 8.2–9.4), with conductivity values between 808 and 2200 μS/cm, high water transparency levels and sediments with low organic matter concentrations. Cited by: Crespo (2017) ; Kihn et al. (2017) ; Coviaga et al. (2018b) ; Cusminsky et al. (2020) .