Syllidae Grube, 1850
Polybostrichus müllerii Keferstein, 1862
Proceraea albocephala Nygren, Sundkvist, Mikac & Pleijel, 2010
Proceraea aurantiaca (Claparède, 1868)
Proceraea bifidentata Ben-Eliahu, 1977
Proceraea caerulea Webster, 1879
Proceraea cornuta (Agassiz, 1884)
Proceraea fasciata (Bosc, 1802)
Proceraea filiformis Hartmann-Schröder, 1989
Proceraea gigantea Nygren & Gidholm, 2001
Proceraea hanssoni Nygren, 2004
Proceraea longipharyngea Hartmann-Schröder, 1989
Proceraea madeirensis Nygren, 2004
Proceraea nigropunctata Nygren & Gidholm, 2001
Proceraea paraurantiaca Nygren, 2004
Proceraea pectinans Hartmann-Schröder, 1983
Proceraea picta Ehlers, 1864
Proceraea pleijeli Nygren, 2004
Proceraea prismatica (O.F. Müller, 1776)
Proceraea prismaticus (Müller in Fabricius, 1780)
Proceraea rubroproventriculata Nygren & Gidholm, 2001
Proceraea scapularis (Claparède, 1864)
