Astrorhiza arenacea
(Schulze, 1875)
type specimen   holotype
Quaternary

Astrorhiza arenaria
Carpenter in Norman, 1877
identified by scientist   
Quaternary
Celtic Seas

Astrorhiza compressiuscula
Chapman, 1924
type specimen   holotype
Quaternary

Astrorhiza furcata
Goës, 1896
type specimen   holotype
Quaternary

Astrorhiza granulosa
(Brady, 1879)
identified by scientist   
Quaternary
Azores

Astrorhiza limicola
Sandahl, 1858
identified by scientist   
Quaternary
Norwegian Sea

Astrorhiza limicola
Sandahl, 1858
identified by M. Hesemann   
Quaternary
Greenland Sea

Astrorhiza polygona
Earland, 1934
type specimen   holotype
Quaternary

Astrorhiza tenuis
Goës, 1896
type specimen   holotype
Quaternary