Actinia chrysosplenium Cocks in Johnston, 1847 accepted as Chrysoela chrysosplenium (Cocks in Johnson, 1847) (additional source)
Actinoloba de Blainville, 1830 (additional source)
Actinothoe anguicoma (Price in Johnston, 1847) (additional source)
Aiptasia pallida (Agassiz in Verrill, 1864) accepted as Exaiptasia pallida (Agassiz in Verrill, 1864) represented as Exaiptasia diaphana (Rapp, 1829) (additional source)
Diadumene cincta Stephenson, 1925 (additional source)
Diadumene franciscana Hand, 1956 (original description)
Diadumene leucolena (Verrill, 1866) (additional source)
Diadumene lighti Hand, 1956 (original description)
Diadumene schilleriana (Stoliczka, 1869) (additional source)
Haliplanella luciae (Verrill, 1898) accepted as Diadumene lineata (Verrill, 1869) (additional source)
Haliplanellidae Hand, 1956 accepted as Diadumenidae Stephenson, 1920 (original description)
Isometridium ricketsi accepted as Metridium farcimen (Brandt, 1835) (additional source)
Metridiidae Carlgren, 1893 (additional source)
Metridium canum Stuckey, 1914 (additional source)
Metridium exilis Hand, 1956 accepted as Metridium exile Hand, 1956 (original description)
Metridium parvulum McMurrich, 1904 accepted as Actinothoe lobata (Carlgren, 1899) (additional source)
Metridium senile (Linnaeus, 1761) (additional source)
Metridium senile fimbriatum (Verrill) accepted as Metridium senile (Linnaeus, 1761) (additional source)
Metridium senile senile (Linnaeus, 1761) accepted as Metridium senile (Linnaeus, 1761) (additional source)
Sagartia lineata Verrill, 1869 accepted as Diadumene lineata (Verrill, 1869) (additional source)
Sagartia pustulata McMurrich, 1887 accepted as Actinothoe pustulata (McMurrich, 1887) (additional source)
Sagartia troglodytes (Price in Johnston, 1847) accepted as Cylista troglodytes (Price in Johnston, 1847) (additional source)

United States Exclusive Economic Zone for Diadumene franciscana Hand, 1956 
United States Exclusive Economic Zone for Diadumene franciscana Hand, 1956 
United States Exclusive Economic Zone for Diadumene franciscana Hand, 1956 
United States Exclusive Economic Zone for Diadumene leucolena (Verrill, 1866) 
United States Exclusive Economic Zone for Diadumene leucolena (Verrill, 1866) 
United States Exclusive Economic Zone for Diadumene leucolena (Verrill, 1866) 
United States Exclusive Economic Zone for Diadumene leucolena (Verrill, 1866) 
United States Exclusive Economic Zone for Haliplanella luciae (Verrill, 1898) 
United States Exclusive Economic Zone for Haliplanella luciae (Verrill, 1898) 
United States Exclusive Economic Zone for Haliplanella luciae (Verrill, 1898) 
United States Exclusive Economic Zone for Haliplanella luciae (Verrill, 1898) 
United States Exclusive Economic Zone for Haliplanella luciae (Verrill, 1898) 
United States Exclusive Economic Zone for Haliplanella luciae (Verrill, 1898) 
United States Exclusive Economic Zone for Haliplanella luciae (Verrill, 1898) 
United States Exclusive Economic Zone for Haliplanella luciae (Verrill, 1898) 
United States Exclusive Economic Zone for Metridium exilis Hand, 1956 
United States Exclusive Economic Zone for Metridium exilis Hand, 1956 
United States Exclusive Economic Zone for Metridium exilis Hand, 1956 
United States Exclusive Economic Zone for Metridium exilis Hand, 1956 
United States Exclusive Economic Zone for Metridium exilis Hand, 1956 
United States Exclusive Economic Zone for Metridium exilis Hand, 1956 
United States Exclusive Economic Zone for Metridium exilis Hand, 1956 
United States Exclusive Economic Zone for Metridium exilis Hand, 1956 
United States Exclusive Economic Zone for Metridium exilis Hand, 1956 
United States Exclusive Economic Zone for Metridium senile fimbriatum (Verrill) 
United States Exclusive Economic Zone for Metridium senile fimbriatum (Verrill) 
United States Exclusive Economic Zone for Metridium senile fimbriatum (Verrill) 
United States Exclusive Economic Zone for Metridium senile fimbriatum (Verrill) 
United States Exclusive Economic Zone for Metridium senile fimbriatum (Verrill) 
United States Exclusive Economic Zone for Metridium senile fimbriatum (Verrill) 
United States part of the North Pacific Ocean for Diadumene franciscana Hand, 1956  (origin: alien)

Neotype USNM 50642, geounit United States Exclusive Economic Zone, identified as Metridium exilis Hand, 1956
Neotype USNM 50643, geounit United States Exclusive Economic Zone, identified as Diadumene franciscana Hand, 1956
Nontype USNM 50644, geounit United States Exclusive Economic Zone, identified as Diadumene franciscana Hand, 1956
Neotype USNM 50645, geounit United States Exclusive Economic Zone, identified as Diadumene lighti Hand, 1956
Nontype USNM 50646, geounit United States Exclusive Economic Zone, identified as Diadumene lighti Hand, 1956