Enchytraeus albidus Henle, 1837 (additional source)
Enchytraeus australis Stephenson, 1932 (original description)
Enchytraeus colpites Stephenson, 1932 accepted as Marionina colpites (Stephenson, 1932) (original description)
Enchytraeus humicultor similis Ude, 1896 accepted as Enchytraeus albidus Henle, 1837 (source of synonymy)
Lumbricillus antarcticus Stephenson, 1932 (original description)
Lumbricillus lineatus (Müller, 1774) (additional source)
Lumbricillus macquariensis Benham, 1905 (additional source)
Lumbricillus maximus (Michaelsen, 1888) (additional source)
Lumbricillus pumilio Stephenson, 1932 (additional source)
Marionina aestuum Stephenson, 1932 (original description)
Marionina benhami Stephenson, 1932 (original description)
Marionina georgiana (Michaelsen, 1888) (additional source)
Marionina grisea Stephenson, 1932 (original description)
Michaelsena monochaeta (Michaelsen, 1888) accepted as Grania monochaeta (Michaelsen, 1888) (additional source)

 Nomenclature

 for Marionina benhami Stephenson, 1932

Created by Stephenson (1932) for Marionina werthi sensu Benham, 1922 [details]

 Type locality

 for Enchytraeus colpites Stephenson, 1932

Shore of Bay of Isles, South Georgia; from Ulva sp., between tide marks [details]

 Type locality

 for Lumbricillus antarcticus Stephenson, 1932

Wilson Harbour, South Georgia; 19.i.1927 [details]

 Type locality

 for Marionina aestuum Stephenson, 1932

Shore of Bay of Isles, South Georgia; from Ulva sp. between tide marks [details]

 Type locality

 for Marionina grisea Stephenson, 1932

Shore of Port Lockroy, Wiencke Island, Palmer Archipelago. [details]