Albatrossia Ludwig, 1905 accepted as Caulaster Perrier, 1882 (original description)
Albatrossia semimarginalis Ludwig, 1905 accepted as Caulaster semimarginalis (Ludwig, 1905) (original description)
Astropecten benthophilus Ludwig, 1905 (original description)
Astropecten exiguus Ludwig, 1905 (original description)
Brisinga panamensis Ludwig, 1905 accepted as Astrolirus panamensis (Ludwig, 1905) (original description)
Brisinga tenella Ludwig, 1905 accepted as Hymenodiscus tenella (Ludwig, 1905) (original description)
Brisinga variispina Ludwig, 1905 accepted as Freyellaster (Pseudobrisinga) variispina (Ludwig, 1905) (original description)
Cheiraster agassizi Ludwig, 1905 accepted as Pectinaster agassizi Ludwig, 1905 (original description)
Cribrella gracilis Ludwig, 1905 accepted as Henricia gracilis (Ludwig, 1905) (original description)
Dytaster demonstrans Ludwig, 1905 accepted as Dytaster gilberti Fisher, 1905 (original description)
Freyella insignis Ludwig, 1905 (original description)
Freyella pacifica Ludwig, 1905 (original description)
Freyella propinqua Ludwig, 1905 (original description)
Hymenaster gracilis Ludwig, 1905 (original description)
Hymenaster platyacanthus Ludwig, 1905 (original description)
Hymenaster purpureus Ludwig, 1905 accepted as Hymenaster quadrispinosus Fisher, 1905 (original description)
Hymenaster violaceus Ludwig, 1905 (original description)
Hyphalaster moseri Ludwig, 1905 accepted as Hyphalaster inermis Sladen, 1883 (original description)
Mediaster elegans Ludwig, 1905 accepted as Bathyceramaster elegans (Ludwig, 1905) (original description)
Mediaster transfuga Ludwig, 1905 (original description)
Nymphaster diomedeae Ludwig, 1905 (original description)
Pararchaster cognatus Ludwig, 1905 accepted as Benthopecten cognatus (Ludwig, 1905) (original description)
Pararchaster pectinifer Ludwig, 1905 accepted as Benthopecten pectinifer (Ludwig, 1905) (original description)
Pararchaster spinuliger Ludwig, 1905 accepted as Benthopecten spinuliger (Ludwig, 1905) (original description)
Parastropecten Ludwig, 1905 accepted as Leptychaster (Parastropecten) (Ludwig, 1905) represented as Leptychaster E. A. Smith, 1876 (original description)
Parastropecten inermis Ludwig, 1905 accepted as Leptychaster (Parastropecten) inermis (Ludwig, 1905) represented as Leptychaster inermis (Ludwig, 1905) (original description)
Pectinaster agassizi Ludwig, 1905 (original description)
Pedicellaster improvisus Ludwig, 1905 accepted as Hydrasterias improvisus (Ludwig, 1905) (original description)
Pentagonaster ernesti Ludwig, 1905 accepted as Pillsburiaster ernesti (Ludwig, 1905) (original description)
Plutonaster abyssicola Ludwig, 1905 accepted as Psilaster pectinatus (Fisher, 1905) (original description)
Porcellanaster pacificus Ludwig, 1905 accepted as Eremicaster pacificus (Ludwig, 1905) (original description)
Porcellanaster waltharii Ludwig, 1905 accepted as Eremicaster crassus (Sladen, 1883) (original description)
Pseudarchaster pectinifer Ludwig, 1905 (original description)
Pseudarchaster verrilli Ludwig, 1905 (original description)
Psilaster armatus Ludwig, 1905 (original description)
Psilaster sladeni Ludwig, 1905 (original description)
Retaster diaphanus Ludwig, 1905 accepted as Pteraster diaphanus (Ludwig, 1905) (original description)
Sarkaster Ludwig, 1905 accepted as Lophaster Verrill, 1878 (original description)
Sarkaster validus Ludwig, 1905 accepted as Lophaster furcilliger Fisher, 1905 (original description)
Sporasterias galapagensis Ludwig, 1905 accepted as Tarsaster galapagensis (Ludwig, 1905) (original description)
Sporasterias mariana Ludwig, 1905 accepted as Ampheraster marianus (Ludwig, 1905) (original description)
Zoroaster hirsutus Ludwig, 1905 (original description)
Zoroaster longispinus Ludwig, 1905 accepted as Myxoderma longispinum (Ludwig, 1905) (original description)
Zoroaster magnificus Ludwig, 1905 (original description)
Zoroaster nudus Ludwig, 1905 accepted as Cnemidaster nudus (Ludwig, 1905) (original description)