Actinauge richardi (Marion, 1906) (additional source)
Adamsia palliata (Fabricius, 1779) accepted as Calliactis palliata (Müller, 1776) (additional source)
Anemonia sulcata (Pennant, 1777) (additional source)
Arachnactis albida Sars, 1846 (additional source)
Arachnanthus sarsi Carlgren, 1912 (additional source)
Cerianthus Delle Chiaje, 1841 (additional source)
Cerianthus lloydii Gosse, 1859 accepted as Synarachnactis lloydii (Gosse, 1859) (additional source)
Hormathia digitata (O.F. Müller, 1776) (additional source)
Hormathia nodosa (Fabricius, 1780) (additional source)
Metridium senile (Linnaeus, 1761) (additional source)
Pachycerianthus multiplicatus Carlgren, 1912 (additional source)
Phellia gausapata Gosse, 1858 (additional source)
Sagartia elegans (Dalyell, 1848) accepted as Cylista elegans (Dalyell, 1848) (additional source)
Sagartia troglodytes (Price in Johnston, 1847) accepted as Cylista troglodytes (Price in Johnston, 1847) (additional source)