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 Proboscidactyla mutabilis (Browne, 1902) Synonyms in the area: Willia mutabilis Browne, 1902, 1908 ; Browne & Kramp 1939 [medusa]; Willsia mutabilis —Thiel, 1938a [medusa]; Proboscidactyla ornata –Zamponi 1983a [medusa] [non Proboscidactyla ornata (McCrady, 1859) ]. Remarks: this species was recorded as Willia mutabilis from Malvinas (Falkland) Islands by Browne (1902, 1908) and Browne & Kramp (1939). Specimens reported by Zamponi (1983a) as P. ornata for Buenos Aires and north Patagonia were synonymized to P. mutabilis (see Genzano et al. 2008a for more details). Distribution in South America: medusa—Pacific Ocean, Chile , at 33°S in Valparaíso Bay, from 41.5°S to 55.83°S (Fagetti 1973 p. 41; Vanhöffen 1913; Pagès & Orejas 1999; Palma et al. 2007a p. 70, 2007b p. 74, 78, 80, 2014a); Atlantic Ocean, Brazil to Argentina , from 27°S to 55°S (Browne 1902, 1908; Browne & Kramp 1939; Thiel 1938a; Goy 1979; Zamponi 1983a, 1985; Genzano et al. 2008a; Guerrero et al . 2013).