Census of Cnidaria (Medusozoa) and Ctenophora from South American marine waters Author M. P. Oliveira 1,16 Author S P. Miranda 2, *, Author Es W. Mianzan 10, Author Ro E. Migotto 11, Author Ne B. Nascimento 2,11 Author Eli Nogueira Júnior 12, Author Er Quiñones 13, Author Izio Scarabino 14, Author Tín Schiariti 10, Author Io N. Stampar 15, Author Tronolone 2 Author , Quíria B. Author Onio C. Marques 2,11 text Zootaxa 2016 2016-11-18 4194 1 1 256 journal article 10.11646/zootaxa.4194.1.1 c7258597-fa96-4b98-a6f8-aecc1f8779d5 1175-5326 C21A07A7-3AD9-4AA2-8426-EAB08BA396E6 Halecium patagonicum (d’Orbigny, 1846) Synonyms in the area: Thoa patagonica d’Orbigny, 1846 [polyp]. Remarks: this is the unique record of this doubtful, unrecognizable, species. Distribution in South America: polyp—Atlantic Ocean, Argentina , at Río Negro (d’Orbigny 1846; Blanco 1994a).