Calycella syringa (Linnaeus, 1767)

Distribution in South America: polyp—Pacific Ocean, Chile, from 43.38°S to 43.94°S (Galea 2007 p. 33–34; Galea et al. 2009a p. 324, 2009b p. 3); Atlantic Ocean, Argentina, at 54.41°S 57.51°W (Ritchie 1907a; Blanco 1994a; Genzano & Zamponi 1997; Blanco et al. 2000a).

Habitat: polyp—from 20 to 102m depth, epizoic on other hydroids (Ritchie 1907a; Blanco 1994a; Blanco et al. 2000a; Galea 2007 p. 33–34; Galea et al. 2009a p. 324).