Adelometra AH Clark, 1907 (basis of record)
Aglaometra AH Clark, 1913 (additional source)
Alisometra AH Clark, 1947 (additional source)
Analcidometra AH Clark, 1918 (additional source)
Andrometra AH Clark, 1917 (basis of record)
Andrometra psyche (AH Clark, 1908) (additional source)
Anisometra John, 1939 (basis of record)
Annametra AH Clark, 1936 (basis of record)
Antedon de Fréminville, 1811 (basis of record)
Antedonidae Norman, 1865 (additional source)
Antedonidae incertae sedis (basis of record)
Antedoninae (Norman, 1865) (additional source)
Antedonoidea Norman, 1865 (basis of record)
Anthometrina Eléaume, Hess & Messing, 2011 (basis of record)
Anthometrina adriani (Bell, 1908) (additional source)
Argyrometra AH Clark, 1917 (basis of record)
Asterometra AH Clark, 1907 (basis of record)
Asterometridae Gislén, 1924 (basis of record)
Atelecrinidae Bather, 1899 (additional source)
Athrypsometra Messing & White, 2001 (basis of record)
Atopocrinidae Messing, 2011 (in Hess & Messing, 2011) (original description)
Atopocrinus AH Clark, 1912 (basis of record)
Atopocrinus sibogae AH Clark, 1912 (additional source)
Austrometra AH Clark, 1916 (additional source)
Balanometra Clark, 1909 (basis of record)
Basilometra AH Clark, 1936 (additional source)
Bathymetrinae AH Clark, 1909 (additional source)
Boleometra AH Clark, 1936 (basis of record)
Caryometra AH Clark, 1936 (additional source)
Cenometra AH Clark, 1909 (additional source)
Clarkometra Gislén, 1922 (additional source)
Colobometridae AH Clark, 1909 (additional source)
Comatonia AH Clark, 1916 (additional source)
Comatulida (basis of record)
Cosmiometra AH Clark, 1909 (additional source)
Cotylometra AH Clark, 1916 (additional source)
Crinoidea (additional source)
Crotalometra AH Clark, 1909 (additional source)
Ctenantedon Meyer, 1972 (basis of record)
Cyclometra AH Clark, 1911 (basis of record)
Cyllometra AH Clark, 1907 (additional source)
Daidalometra AH Clark, 1916 (additional source)
Decametra AH Clark, 1911 (additional source)
Dorometra Clark, 1917 (basis of record)
Embryometra Gislén, 1938 (additional source)
Eometra Clark, 1936 (basis of record)
Epimetra AH Clark, 1911 (additional source)
Euantedon AH Clark, 1912 (basis of record)
Eumetra AH Clark, 1908 (basis of record)
Eumorphometra Clark, 1915 (basis of record)
Fariometra AH Clark, 1917 (basis of record)
Florometra AH Clark, 1913 (basis of record)
Gephyrometra AH Clark, 1912 (basis of record)
Gislenometra AH Clark, 1947 (additional source)
Hathrometra AH Clark, 1908 (basis of record)
Heliometra AH Clark, 1907 (additional source)
Heliometrinae AH Clark, 1909 (additional source)
Hybometra AH Clark, 1913 (basis of record)
Iconometra AH Clark, 1929 (additional source)
Kempometra John, 1938 (basis of record)
Koehlermetra AH Clark, 1950 (additional source)
Leilametra AH Clark, 1932 (additional source)
Leptometra AH Clark, 1908 (basis of record)
Mastigometra AH Clark, 1908 (basis of record)
Microcomatula AH Clark, 1918 (basis of record)
Neometra AH Clark, 1912 (basis of record)
Oceanometra AH Clark, 1916 (additional source)
Orthometra AH Clark, 1917 (basis of record)
Parametra AH Clark, 1909 (additional source)
Pectinometra AH Clark, 1912 (basis of record)
Pentametrocrinidae AH Clark, 1908 (additional source)
Petasometra AH Clark, 1912 (additional source)
Phrixometra Clark, 1921 (basis of record)
Poliometra AH Clark, 1923 (basis of record)
Pontiometra AH Clark, 1907 (additional source)
Pterometra AH Clark, 1909 (basis of record)
Reometra AH Clark, 1934 (basis of record)
Stenometra AH Clark, 1909 (additional source)
Stiremetra AH Clark, 1909 (additional source)
Stylometra AH Clark, 1908 (additional source)
Thalassometra AH Clark, 1907 (additional source)
Thalassometridae AH Clark, 1908 (additional source)
Thaumatocrinus Carpenter, 1883 (additional source)
Thaumatometra AH Clark, 1908 (basis of record)
Tonrometra AH Clark, 1917 (basis of record)
Toxometra AH Clark, 1911 (basis of record)
Trichometra AH Clark, 1908 (basis of record)
Tropiometridae AH Clark, 1908 (basis of record)