Coryne gracilis (Browne, 1902)
Synonyms in the area: Sarsia gracilis Browne, 1902; Browne & Kramp 1939 [medusa].
Remarks: there are no clear characters to distinguish the medusa stage of this species from Coryne eximia (see above). Schuchert (1996) suggested that they might be the same species.
Distribution in South America: medusa—Atlantic Ocean, Argentina, at 50°S in Malvinas (Falkland) Islands (Browne 1902; Browne & Kramp 1939; Genzano et al. 2008a).