Also known from Bolivia, Brazil, Paraguay, and Peru (Bachmann 1966, Morrone et al. 2004, Cordeiro & Moreira 2015).
Synonyms
Telmatobates bonariensis Berg 1898
Rheumatobates wrighti Drake & Harris 1937
Observations
Inhabiting borders of slow flowing rivers in plains. A common species (locally very common, e.g. delta of the Parana River); gregarious, forming dense aggregations. Both the apterous and the macropterous morphs are common (Mazzucconi & Bachmann 1995).
References
BACHMANN, A.O. 1966. Catalogo sistemático y clave para la determinación de las subfamilias, géneros y especies de las Gerridae de la República Argentina (Insecta, Hemiptera). Physis, 26 (71): 207-218.
MAZZUCCONI, S.A. & BACHMANN, A.O. 1995. Geographic distribution of the Gerridae in Argentina (Insecta, Heteroptera). Insecta Mundi 9(3-4): 363- 370.
MORRONE, J.J., MAZZUCCONI, S.A. & BACHMANN, A.O. 2004. Distributional patterns of Chacoan water bugs (Heteroptera: Belostomatidae, Corixidae, Micronectidae and Gerridae). Hydrobiologia 523: 159- 173.
TORRES, P.L.M., MAZZUCCONI, S.A. & MICHAT, M.C. 2007. Los coleópteros y heterópteros acuáticos del Parque Nacional El Palmar (Provincia de Entre Ríos, Argentina): lista faunística, diversidad y distribución. Revista de la Sociedad Entomologica Argentina 66 (3-4): 127-154
CORDEIRO, I.R.S. & MOREIRA, F.F.F. 2015. New distributional data on aquatic and semiaquatic bugs (Hemiptera: Heteroptera: Gerromorpha & Nepomorpha) from South America. Biodiversity Data Journal 3: e4913