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 dyssymetrum Billard, 1929 Synonyms in the area: Endothecium dyssymetrum —Grohmann, 1997 [polyp]; Halecium dyssymmetrum —Shimabukuro 2007 [incorrect subsequent spelling] [polyp]. Distribution in South America: polyp—Atlantic Ocean, Brazil , at 20.27°S 40.27°W , from 23°S to 27.99°S (Grohmann 1997, 2006; Grohmann et al. 1997; Rosso & Marques 1997; Migotto 1996; Migotto et al. 2002; Oliveira 2003; Oliveira et al. 2006; Bornancin 2008; Oliveira & Marques 2007, 2011; Shimabukuro 2007; Silveira & Morandini 2011; Miranda et al. 2011, 2015; Fernandez et al . 2014, 2015). Habitat: polyp—from intertidal zone to 5m depth, on algae, fouling, ascidians, mussels, hydroids, rock, sponges ( Migotto 1996; Oliveira 2003; Oliveira et al. 2006; Bornancin 2008; Oliveira & Marques 2007, 2011; Shimabukuro 2007; Miranda et al. 2011; Fernandez et al . 2014, 2015).