This dataset contains the digitized treatments in Plazi based on the original journal article M. P. Oliveira 1,16, S P. Miranda 2, *,, Es W. Mianzan 10,, Ro E. Migotto 11,, Ne B. Nascimento 2,11, Eli Nogueira Júnior 12,, Er Quiñones 13,, Izio Scarabino 14,, Tín Schiariti 10,, Io N. Stampar 15,, Tronolone 2, , Quíria B., Onio C. Marques 2,11 (2016): Census of Cnidaria (Medusozoa) and Ctenophora from South American marine waters. Zootaxa 4194 (1): 1-256, DOI: 10.11646/zootaxa.4194.1.1