Albatrossaster Ludwig, 1907 accepted as Caulaster Perrier, 1882 (original description)
Albatrossaster nudus Ludwig, 1907 (original description)
Albatrossia nuda Ludwig, 1907 accepted as Caulaster semimarginalis (Ludwig, 1905) (original description)
Chunaster Ludwig, 1907 accepted as Styracaster Sladen, 1883 (original description)
Chunaster scapanephorus Ludwig, 1907 accepted as Styracaster horridus Sladen, 1883 (original description)
Eremicaster Fisher, 1905 (new combination reference)
Eremicaster vicinus Ludwig, 1907 (original description)
Pectinidiscus Ludwig, 1907 (original description)
Pectinidiscus annae Ludwig, 1907 (original description)
Porcellanaster vicinus Ludwig, 1907 accepted as Eremicaster vicinus Ludwig, 1907 (original description)
Styracaster caroli Ludwig, 1907 (original description)
Styracaster chuni Ludwig, 1907 (original description)
Styracaster monacanthus Ludwig, 1907 (original description)
Styracaster paucispinus Ludwig, 1907 (original description)
Thoracaster magnus Ludwig, 1907 accepted as Thoracaster cylindratus Sladen, 1883 (original description)

 New combination

 for Porcellanaster sladeni (Perrier, 1885)

Considered a synonym of P. caeruleus according to Lieberkind (1935) but accepted as P. sladeni by Mironov et al. (2023) [details]