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 5TRG4 Nutting, 1900 Nutting 1900 [151,540,1873,1898] Hydrozoa Aglaopheniidae Aglaophenia Animalia Leptothecata 96 97 Cnidaria species dubia  Remarks: Svoboda & Cornelius (1991) regarded all records of  Aglaophenia elongataMeneghini, 1845outside the Mediterranean Sea to be erroneous. Van Gemerden-Hoogeveen’s (1965) record of the species was assigned to  A. dubiain an earlier work (Calder 1997). Distribution in SouthAmerica: polyp—Atlantic Ocean, Venezuela, at la Tortuga Island, Brazil, at 18.24°S 37.97°W(Ritchie 1909; Van Gemerden-Hoogeveen 1965; Migotto et al.2002). Habitat: polyp—at 65mdepth with  Halicornaria longicauda, on coral (Ritchie 1909).