Laomedea dichotoma (Linnaeus, 1758) accepted as Obelia dichotoma (Linnaeus, 1758) (basis of record)
Laomedea flabellata (Hincks, 1866) accepted as Obelia longissima (Pallas, 1766) (basis of record)
Laomedea gracilis M. Sars, 1851 accepted as Clytia gracilis (M. Sars, 1851) (basis of record)
Laomedea longissima (Pallas, 1766) accepted as Obelia longissima (Pallas, 1766) (basis of record)
Laomedea pelagica (van Breeman, 1905) accepted as Clytia pelagica (Van Breemen, 1905) accepted as Clytia gracilis (M. Sars, 1851) (basis of record)
Laomedea spinulosa (Bale, 1888) accepted as Obelia bidentata Clark, 1875 (basis of record)
Nigellastrum Oken, 1815 accepted as Diphasia Agassiz, 1862 (basis of record)
Nigellastrum attenuatum (Hincks, 1866) accepted as Diphasia attenuata (Hincks, 1866) (basis of record)
Nigellastrum fallax (Johnston, 1847) accepted as Diphasia fallax (Johnston, 1847) (basis of record)
Perigonimus repens (Wright, 1858) accepted as Leuckartiara octona (Fleming, 1823) (basis of record)
Thecocarpus myriophyllum (Linnaeus, 1758) accepted as Lytocarpia myriophyllum (Linnaeus, 1758) (basis of record)

Boulogne-sur-Mer for Abietinaria filicula (Ellis & Solander, 1786) 
Boulogne-sur-Mer for Hydrallmania falcata (Linnaeus, 1758) 
Boulogne-sur-Mer for Nemertesia antennina (Linnaeus, 1758) 
Boulogne-sur-Mer for Nemertesia ramosa (Lamarck, 1816) 
Boulogne-sur-Mer for Sertularella polyzonias (Linnaeus, 1758) 
Doggersbank for Abietinaria abietina (Linnaeus, 1758) 
Doggersbank for Campanularia johnstoni Alder, 1856 
Doggersbank for Campanularia johnstoni Alder, 1856 
Doggersbank for Filellum serpens (Hassall, 1848) 
Doggersbank for Grammaria serpens (Hassall, 1848) 
Doggersbank for Hydrallmania falcata (Linnaeus, 1758) 
Doggersbank for Lafoea dumosa (Fleming, 1820) 
Doggersbank for Laomedea geniculata (Linnaeus, 1758) 
Doggersbank for Laomedea geniculata (Linnaeus, 1758) 
Doggersbank for Laomedea geniculata (Linnaeus, 1758) 
Doggersbank for Tubularia indivisa Linnaeus, 1758 
Dutch Exclusive Economic Zone for Abietinaria abietina (Linnaeus, 1758) 
Dutch Exclusive Economic Zone for Campanularia integra MacGillivray, 1842 
Dutch Exclusive Economic Zone for Campanularia johnstoni Alder, 1856 
Dutch Exclusive Economic Zone for Campanularia johnstoni Alder, 1856 
Dutch Exclusive Economic Zone for Campanularia johnstoni Alder, 1856 
Dutch Exclusive Economic Zone for Campanularia johnstoni Alder, 1856 
Dutch Exclusive Economic Zone for Campanularia johnstoni Alder, 1856 
Dutch Exclusive Economic Zone for Campanularia verticillata (Linnaeus, 1758) 
Dutch Exclusive Economic Zone for Campanularia verticillata (Linnaeus, 1758) 
Dutch Exclusive Economic Zone for Dicoryne conferta (Alder, 1856) 
Dutch Exclusive Economic Zone for Eudendrium rameum (Pallas, 1766) 
Dutch Exclusive Economic Zone for Eudendrium ramosum (Linnaeus, 1758) 
Dutch Exclusive Economic Zone for Filellum serpens (Hassall, 1848) 
Dutch Exclusive Economic Zone for Grammaria serpens (Hassall, 1848) 
Dutch Exclusive Economic Zone for Grammaria serpens (Hassall, 1848) 
Dutch Exclusive Economic Zone for Grammaria serpens (Hassall, 1848) 
Dutch Exclusive Economic Zone for Hydrallmania falcata (Linnaeus, 1758) 
Dutch Exclusive Economic Zone for Kirchenpaueria pinnata (Linnaeus, 1758) 
Dutch Exclusive Economic Zone for Lafoea dumosa (Fleming, 1820) 
Dutch Exclusive Economic Zone for Laomedea dichotoma (Linnaeus, 1758) 
Dutch Exclusive Economic Zone for Laomedea flabellata (Hincks, 1866) 
Dutch Exclusive Economic Zone for Laomedea geniculata (Linnaeus, 1758) 
Dutch Exclusive Economic Zone for Laomedea geniculata (Linnaeus, 1758) 
Dutch Exclusive Economic Zone for Laomedea geniculata (Linnaeus, 1758) 
Dutch Exclusive Economic Zone for Laomedea geniculata (Linnaeus, 1758) 
Dutch Exclusive Economic Zone for Laomedea longissima (Pallas, 1766) 
Dutch Exclusive Economic Zone for Laomedea longissima (Pallas, 1766) 
Dutch Exclusive Economic Zone for Laomedea longissima (Pallas, 1766) 
Dutch Exclusive Economic Zone for Laomedea pelagica (van Breeman, 1905) 
Dutch Exclusive Economic Zone for Laomedea pelagica (van Breeman, 1905) 
Dutch Exclusive Economic Zone for Leuckartiara octona (Fleming, 1823) 
Dutch Exclusive Economic Zone for Nemertesia antennina (Linnaeus, 1758) 
Dutch Exclusive Economic Zone for Nemertesia ramosa (Lamarck, 1816) 
Dutch Exclusive Economic Zone for Nigellastrum attenuatum (Hincks, 1866) 
Dutch Exclusive Economic Zone for Nigellastrum fallax (Johnston, 1847)  (doubtful)
Dutch Exclusive Economic Zone for Obelia dichotoma (Linnaeus, 1758) 
Dutch Exclusive Economic Zone for Perigonimus repens (Wright, 1858) 
Dutch Exclusive Economic Zone for Perigonimus repens (Wright, 1858) 
Dutch Exclusive Economic Zone for Perigonimus repens (Wright, 1858) 
Dutch Exclusive Economic Zone for Plumularia setacea (Linnaeus, 1758) 
Dutch Exclusive Economic Zone for Polyplumaria frutescens (Ellis & Solander, 1786) 
Dutch Exclusive Economic Zone for Sertularella polyzonias (Linnaeus, 1758) 
Dutch Exclusive Economic Zone for Sertularella rugosa (Linnaeus, 1758) 
Dutch Exclusive Economic Zone for Sertularia argentea Linnaeus, 1758 
Dutch Exclusive Economic Zone for Thecocarpus myriophyllum (Linnaeus, 1758) 
Dutch Exclusive Economic Zone for Tubularia indivisa Linnaeus, 1758 
Dutch Exclusive Economic Zone for Tubularia larynx Ellis & Solander, 1786 
Oestergronden for Campanularia johnstoni Alder, 1856 
Oestergronden for Hydrallmania falcata (Linnaeus, 1758) 
Oestergronden for Laomedea gracilis M. Sars, 1851 
Sandettie Bank for Abietinaria abietina (Linnaeus, 1758) 
Sandettie Bank for Hydrallmania falcata (Linnaeus, 1758) 
Texel for Tubularia indivisa Linnaeus, 1758 

 Classification

 for Campanulina lacerata (Johnston, 1847)

Originally classified as Campanulina (Opercularella) lacerata [details]

 Classification

 for Grammaria serpens (Hassall, 1848)

Leloup, 1933 classified this species as Grammaria (Filelllum) serpens [details]

 Classification

 for Hydractinia carnea (M. Sars, 1846)

Leloup, 1933 classifies this species as Hydractinia (Podocoryne) carnea. [details]

 Classification

 for Laomedea pelagica (van Breeman, 1905)

Leloup,1933 proposed this to be the pelagic form ofLaomedea gracilis (Sars). [details]

 Habitat

 for Bougainvillia muscus (Allman, 1863)

Colonies found on shells [details]

 Habitat

 for Bougainvillia ramosa (Van Beneden, 1844)

tufts of species found on seaweed [details]

 Habitat

 for Clava multicornis (Forsskål, 1775)

Species found in tufts on Mytilus [details]

 Habitat

 for Cordylophora caspia (Pallas, 1771)

Temperature 16°C, 11.5 PSU (brackish). [details]

 Habitat

 for Grammaria serpens (Hassall, 1848)

Found with Coppinia on the stems of Tubularia indivisa Linné, Abietinaria abietina (Linné), Sertularia ... [details]

 Habitat

 for Laomedea longissima (Pallas, 1766)

found on shells and shell fragments; on polychaete species of Aphrodita (Leloup, 1934). [details]

 Spelling

 for Halecium beanei (Johnston, 1838)

Species spelt Halecium beani [details]

 Spelling

 for Polyplumaria frutescens (Ellis & Solander, 1786)

Polyplumularia frutescens [details]

 Spelling

 for Thuiaria thuja (Linnaeus, 1758)

Leloup, 1933 uses the spelling Thujaria thuja [details]