Aquatic and semiaquatic Heteroptera (Insecta: Hemiptera) from Iberá Natural Reserve (Corrientes Province, Argentina) Author Mazzucconi, Silvia Ana Laboratorio de Entomología, IBBEA, CONICET-UBA., DBBE-FCEN, Universidad de Buenos Aires, Buenos Aires, Argentina. Departamento de Biología, Facultad de Ciencias Exactas y Naturales y Agrimensura, Universidad Nacional del Nordeste, Corrientes, Argentina. acarmua @ hotmail. com; https: // orcid. org / 0000 - 0002 - 1686 - 6381 Author Reyes, Cristina Armúa De 0000-0002-1686-6381 acarmua@hotmail.com Author Estévez, Ana Lía División Entomología, Museo de La Plata, La Plata, Buenos Aires, Argentina. text Zootaxa 2022 2022-03-01 5104 4 451 505 journal article 20385 10.11646/zootaxa.5104.4.1 fa7c1cbd-e54d-4f7f-a592-94d68743de77 1175-5326 6332126 D2B6F489-D907-4AC7-9C09-8464DF56BCED Ranatra rabida White, 1879 Ranatra rabida White, 1879a : Trans. Ent. Soc. London, 270–271. Material examined. San Ignacio RS: 1 ♂ , 1 ♀ , vehicle path, roadside ditches, 27°54’0.24’’S , 56°53’6.42’’W , 17.xi.2018 ; 1 ♂ , 1 ♀ , Camping Monterrey, Aguará pedestrian path, marshland, 27°52’14.10’’S , 56°52’59.70’’W , 18.xi.2018 . General distribution. Brazil , Paraguay , Argentina , Uruguay ( De Carlo 1946 ; Moreira et al. 2011b ). Habitat. Little information exists regarding the habitat associations of this species. It has been recorded only from rivers ( White 1879a ; Montandon 1895 ). At the INR, R. rabida was collected from the unshaded margins of marshlands and roadside ditches with dense floating, emergent, and submerged vegetation. Remarks. This is the first record of R. rabida from INR. It was collected together with R. sjostedti . This species was previously recorded from Corrientes Province by De Carlo (1946 , 1959 , 1964 a , 1973), Nieser (1975) and López Ruf et al. (2003) .