Ascandra falcata n.sp. Haeckel, 1870: 83, pl. XIV fig. 5, pl. XVII figs. 8, 11, 15; Borojevic, 1966b: 365, fig. 5; Borojevic et al., 1968: 32; Descatoire, 1969a: 179; Borojevic et al., 1990: 257, figs. 17, 19.
Leucosolenia falcata : Topsent, 1891a: 525; Dendy and Row, 1913: 722; Ferrer-Hernandez, 1918: 10; Topsent, 1936b: 37, figs. 19-20; Burton, 1963: 194, fig. 49.