Census of Cnidaria (Medusozoa) and Ctenophora from South American marine waters OLIVEIRA, OTTO M. P. MIRANDA, THAÍS P. ARAUJO, ENILMA M. AYÓN, PATRICIA CEDEÑO-POSSO, CRISTINA M. CEPEDA-MERCADO, AMANCAY A. CÓRDOVA, PABLO CUNHA, AMANDA F. GENZANO, GABRIEL N. HADDAD, MARIA ANGÉLICA MIANZAN, HERMES W. MIGOTTO, ALVARO E. MIRANDA, LUCÍLIA S. MORANDINI, ANDRÉ C. NAGATA, RENATO M. NASCIMENTO, KARINE B. JÚNIOR, MIODELI NOGUEIRA PALMA, SERGIO QUIÑONES, JAVIER RODRIGUEZ, CAROLINA S. SCARABINO, FABRIZIO SCHIARITI, AGUSTÍN STAMPAR, SÉRGIO N. TRONOLONE, VALQUÍRIA B. MARQUES, ANTONIO C. Zootaxa 2016 2016-11-18 4194 1 1 256 73N5C Quoy & Gaimard, 1827 Quoy & Gaimard 1827 [151,667,548,573] Hydrozoa Tiarannidae Modeeria Animalia Leptothecata 88 89 Cnidaria species rotunda  Distribution in SouthAmerica: polyp—Pacific Ocean, Chile, from 41.50°Sto 53.78°S(Leloup 1974 p. 7; Galea 2007 p. 42–43; Galea et al.2009a p. 346; Galea & Schories 2012a p. 23–25); Atlantic Ocean, Argentina, at 42.90°S 62.60°Wand near to Malvinas(Falkland) Islands (Vervoort 1972; El Beshbeeshy 1991, 2011; Blanco 1994a); medusa—Pacific Ocean, Chile, from 41.50ºSto 55.84ºSin interior waters (Pagès & Orejas 1999; Villenas et al.2009; Bravo et al. 2011; Palma et al. 2014a); Atlantic Ocean, Argentina, at 43.34ºS46ºW, at 54.48ºS 62.19ºW, and at Strait of Magellan (Kramp 1957; Pagès & Orejas 1999; Genzano et al.2008a). Habitat: polyp—widely distributed between boreal and subantarctic waters (Pagès & Orejas 1999), from shallow waters to 403mdepth, on several species of hydroids (Vervoort 1972; El Beshbeeshy 1991, 2011; Blanco 1994a; Galea et al.2009a p. 346).