Obelia bidentata Clark, 1875

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., 2016, Census of Cnidaria (Medusozoa) and Ctenophora from South American marine waters, Zootaxa 4194 (1), pp. 1-256 : 169

Obelia bidentata Clark, 1875

Synonyms in the area: Laomedea spinulosa var. minor —Leloup 1935 [polyp]; Gonothyrea bicuspidata —Vannucci Mendes 1946; Vannucci 1949, 1951a [polyp]; Obelia ? oxydentata —Vannucci Mendes 1946; Vannucci 1951a [polyp]; Obelia bicuspidata —Nutting 1915; Vannucci 1954; Blanco & Bellusci de Miralles 1972; Blanco 1994a; Genzano & Zamponi 1997 [polyp]; Obelia oxydentata —Rodriguez 1963 [polyp]; Laomedea (Obelia) bicuspidata —Vervoort 1968, 1972 [polyp]; Laomedea bicuspidata —Wedler 1973, 1975 [polyp].

Distribution in South America: polyp—Pacific Ocean, Chile, from 43.39°S to the Strait of Magellan (Pagès & Orejas 1999 p. 54; Galea et al. 2009b p. 23–24); Atlantic Ocean, at Aruba, at Bonaire, Colombia, from Ciénaga Grande de Santa Marta to Santa Marta coast, Venezuela, at Isla de Zapara and La Guaira coast, Brazil to Argentina, at 3.54°S 38.8°W, at 8.71°S 35°W, from 11.25°S to 13.20°S, from 22.50°S to 26.76°S, from 36°S to 54.41°S (Jäderholm 1903; Nutting 1915; Leloup 1935; Vannucci Mendes 1946; Vannucci 1949, 1951a, 1954; Rodriguez 1963; Vervoort 1968; Blanco & Bellusci de Miralles 1972; Vervoort 1972; Stepanjants 1979; El Beshbeeshy 1991, 2011; Blanco 1994a; Migotto 1996; Genzano & Zamponi 1997; Calder & Maÿal 1998; Migotto et al. 2001, 2002; Genzano & Zamponi 2003; Kelmo & Attrill 2003; Oliveira 2003; Oliveira et al. 2006; Bornancin 2008; Oliveira & Marques 2007, 2011; Shimabukuro 2007; Genzano et al. 2009a; Cangussu et al. 2010; Silveira & Morandini 2011; Bumbeer & Rocha 2012; Marques et al. 2013; Fernandez et al. 2014, 2015; Miranda et al. 2015);

medusa—Atlantic Ocean , Brazil, at 23°S 42°W, at 23.92°S 46.34°W (Vannucci 1951a; Migotto et al. 2002).

Habitat: polyp—in estuarine regions and rocky shores, from intertidal zone to 75m depth, on algae, ascidians, bryozoans, barnacles, corals, mussels, hydroids (e.g., Dynamena crisioides , Symplectoscyphus milneanus , Synthecium protectum , Bougainvillia superciliaris ), mud, polychaete tubes, Rhizophora mangle roots, rocks, shells, fouling and wood (Leloup 1935; Vannucci 1949; Rodriguez 1963; Wedler 1973, 1975; Migotto 1996; Calder & Maÿal 1998; Migotto et al. 2001; Kelmo & Attrill 2003; Oliveira 2003; Oliveira et al. 2006; Bornancin 2008; Oliveira & Marques 2007, 2011; Shimabukuro 2007; Galea et al. 2009b p. 23–24; Fernandez et al. 2014, 2015).