Arachnactis albida Sars, 1846 (additional source)
Arachnanthus oligopodus (Cerfontaine, 1891) (additional source)
Botrucnidiata damasi Leloup, 1932 (additional source)
Cerianthula mediterranea Beneden, 1897 (additional source)
Cerianthus brachysoma Cerfontaine, 1891 (additional source)
Cerianthus natans Verrill, 1901 (additional source)
Dactylactis benedeni Gravier, 1904 (additional source)
Engodactylactis formosa (Gravier, 1920) (additional source)
Isarachnactis lobiancoi (Carlgren, 1912) (additional source)
Isarachnactis longipes Carlgren, 1924 (additional source)
Synarachnactis bournei (Fowler, 1897) accepted as Cerianthus lloydii Gosse, 1859 accepted as Synarachnactis lloydii (Gosse, 1859) (additional source)
Synarachnactis membranacea (Gmelin, 1791) accepted as Cerianthus membranaceus (Gmelin, 1791) (additional source)

Algerian Exclusive Economic Zone for Cerianthula mediterranea Beneden, 1897 
French Exclusive Economic Zone for Arachnactis albida Sars, 1846 
French Exclusive Economic Zone for Arachnactis albida Sars, 1846 
French Exclusive Economic Zone for Arachnactis albida Sars, 1846 
French Exclusive Economic Zone for Arachnactis albida Sars, 1846 
French Exclusive Economic Zone for Cerianthula mediterranea Beneden, 1897 
French Exclusive Economic Zone for Cerianthula mediterranea Beneden, 1897 
French Exclusive Economic Zone for Isarachnactis lobiancoi (Carlgren, 1912) 
French Exclusive Economic Zone for Synarachnactis membranacea (Gmelin, 1791) 
Monégasque part of the Mediterranean Sea - Western Basin for Arachnactis albida Sars, 1846