Haplosyllis Langerhans, 1879
Syllis (Haplosyllis) Langerhans 1879: 527 .
Trypanosyllis (Trypanoseta) Imajima & Hartman 1964:129 .
Geminosyllis Imajima 1966 a: 233 .— Kudenov & Harris 1995: 71, fig. 1.26.— Lattig et al. 2007: 561–562.— Lattig & Martín 2009: 7–8.
Type species: Syllis (Haplosyllis) spongicola Grube, 1855