Published as part of Nogueira, Cristiano C., Argôlo, Antonio J. S., Arzamendia, Vanesa, Azevedo, Josué A., Barbo, Fausto E., Bérnils, Renato S., Bolochio, Bruna E., Borges-Martins, Marcio, Brasil-Godinho, Marcela, Braz, Henrique, Buononato, Marcus A., Cisneros-Heredia, Diego F., Colli, Guarino R., Costa, Henrique C., Franco, Francisco L., Giraudo, Alejandro, Gonzalez, Rodrigo C., Guedes, Thaís, Hoogmoed, Marinus S., Marques, Otavio A. V., Montingelli, Giovanna G., Passos, Paulo, Prudente, Ana L. C., Rivas, Gilson A., Sanchez, Paola M., Serrano, Filipe C., Silva Jr., Nelson J., Strüssmann, Christine, Vieira-Alencar, João Paulo S., Zaher, Hussam, Sawaya, Ricardo J. & Martins, Marcio, 2019, Atlas of Brazilian Snakes: Verified Point-Locality Maps to Mitigate the Wallacean Shortfall in a Megadiverse Snake Fauna, pp. 1-274 in South American Journal of Herpetology 14 (s 1) on page 34, DOI: 10.2994/SAJH-D-19-00120.1, http://zenodo.org/record/10061686

Helicops infrataeniatus Jan, 1865 Type locality. Suriname (in error). Distribution. Known from Argentina, Brazil, Uruguay, and Paraguay (Plt. 282A). In Brazil, recorded in southern portion of the Atlantic Forest, Araucaria Forest, and Pampas Grasslands, with marginal records in the Cerrado (Plt. 282A), mostly at low elevations (Plt. 282B). Observed in the field in lentic and lotic waters in open areas (Lema, 1994).