Genus: Fornicocassis Spaeth, 1917
Fornicocassis Spaeth, 1917 a: 438 (type species: Fornicocassis rufocincta Spaeth, 1917, by monotypy); Hincks, 1952: 338; Seeno and Wilcox, 1982: 177; Borowiec, 1994 a: 17, 1999 d: 305, 2002 e: 85.
Species (3, species with colour photos marked with an asterisk):