Acarnus tortilis n.sp. Topsent, 1892b: xxiv; Topsent, 1904: 171, pl. 14 fig. 8; Topsent, 1925a: 661; Topsent, 1928: 302; Topsent, 1929: 19 (in part); Topsent, 1934b: 72; Topsent and Olivier, 1943: 2; Sarà, 1960: 461; Rützler, 1965: 32; Boury-Esnault, 1971: 323; Durán and Solórzano, 1982: 61, fig. 11; Pansini, 1987: 171; Van Soest et al., 1991: 60; Solórzano, 1991: 38; Van Soest, 1993: 210.
Acarnus polytylus n.sp. Pulitzer-Finali, 1983: 574, fig. 70.