Ascothoracidae Grygier, 1987 (basis of record)
Ascothorax Djakonov, 1914 (basis of record)
Ascothorax ophioctenis Djakonov, 1914 (basis of record)
Ascothorax pilocaudatus Grygier, 1983 (basis of record)
Bifurgaster Stone & Moyse, 1985 (basis of record)
Bifurgaster freyellae Stone & Moyse, 1985 (basis of record)
Dendrogaster Knipovich, 1890 (basis of record)
Dendrogaster astericola Knipovich, 1890 (basis of record)
Dendrogaster murmanensis Wagin, 1950 (basis of record)
Dendrogastrida (basis of record)
Dendrogastridae Gruvel, 1905 (basis of record)
Isidascus Moyse, 1983 (basis of record)
Isidascus bassindalei Moyse, 1983 (basis of record)
Laura Lacaze-Duthiers, 1865 (basis of record)
Laura gerardiae Lacaze-Duthiers, 1865 (basis of record)
Laurida (basis of record)
Lauridae Gruvel, 1905 (basis of record)
Petrarca Fowler, 1889 (basis of record)
Petrarca azorica Grygier, 1985 (basis of record)
Petrarcidae Gruvel, 1905 (basis of record)
Synagoga Norman, 1888 (basis of record)
Synagoga mira Norman, 1888 (basis of record)
Synagogidae Gruvel, 1905 (basis of record)
Ulophysema Brattström, 1936 (basis of record)
Ulophysema oeresundense Brattström, 1936 (basis of record)

European waters (ERMS scope) for Ascothorax ophioctenis Djakonov, 1914 
European waters (ERMS scope) for Ascothorax pilocaudatus Grygier, 1983 
European waters (ERMS scope) for Bifurgaster freyellae Stone & Moyse, 1985 
European waters (ERMS scope) for Dendrogaster astericola Knipovich, 1890 
European waters (ERMS scope) for Dendrogaster murmanensis Wagin, 1950 
European waters (ERMS scope) for Isidascus bassindalei Moyse, 1983 
European waters (ERMS scope) for Laura gerardiae Lacaze-Duthiers, 1865 
European waters (ERMS scope) for Petrarca azorica Grygier, 1985 
European waters (ERMS scope) for Synagoga mira Norman, 1888 
European waters (ERMS scope) for Ulophysema oeresundense Brattström, 1936