Saccocoelioides magniovatus Szidat, 1954
Material deposited: MACN-Pa (type material).
Host: Leporinus obtusidens (type host).
Localities: Luján River, Buenos Aires Province (type locality).
Site of infection: Intestine.
Reference: Szidat (1954).
Remarks: Lunaschi (1996) considered Saccocoelioides magniovatus junior synonym of S. nanii Szidat, 1954 . However, Kohn et al. (2007) considered this species valid (see Discussion).