Children (18 direct children, 18 direct and indirect children):
Bathycrinus mendeleevi
Bathycrinus australis
Bathycrinus aldrichianus
Bathycrinus gracilis
Bathycrinus australocrucis
Bathycrinus carpenterii
Bathycrinus complanatus
Bathycrinus equatorialis
Bathycrinus pacificus
Bathycrinus volubilis
Bathycrinus woodmasoni
Bathycrinus campbellianus
Bathycrinus caribbeus
Bathycrinus kirilli
Bathycrinus longipinnus
Bathycrinus paradoxus
Bathycrinus rozhnovi
Bathycrinus sibogae