Acirsa annectens A. W. B. Powell, 1951 accepted as
Gregorioiscala annectens (A. W. B. Powell, 1951) (original description)
Antimargarita A. W. B. Powell, 1951 (original description)
Belalora A. W. B. Powell, 1951 (original description)
Belaturricula A. W. B. Powell, 1951 (original description)
Brookula pfefferi A. W. B. Powell, 1951 accepted as
Benthobrookula pfefferi (A. W. B. Powell, 1951) (original description)
Brookula strebeli A. W. B. Powell, 1951 accepted as
Benthobrookula strebeli (A. W. B. Powell, 1951) (original description)
Cavineptunea A. W. B. Powell, 1951 (original description)
Cavineptunea monstrosa A. W. B. Powell, 1951 (original description)
Chlanidota signeyana A. W. B. Powell, 1951 (original description)
Colpospirella A. W. B. Powell, 1951 (original description)
Colpospirella algida (Melvill & Standen, 1912) (new combination reference)
Conorbela A. W. B. Powell, 1951 (original description)
Falsilunatia A. W. B. Powell, 1951 (original description)
Falsimargarita A. W. B. Powell, 1951 (original description)
Falsimohnia A. W. B. Powell, 1951 (original description)
Kaitoa scaphandroides A. W. B. Powell, 1951 (original description)
Leptocollonia A. W. B. Powell, 1951 (original description)
Leucosyrinx falklandica A. W. B. Powell, 1951 accepted as
Antarctospira falklandica (A. W. B. Powell, 1951) (original description)
Leucosyrinx paragenota A. W. B. Powell, 1951 accepted as
Bela angusteplicata Strebel, 1905 accepted as
Antarctospira angusteplicata (Strebel, 1905) (original description)
Leucosyrinx paratenoceras A. W. B. Powell, 1951 accepted as
Typhlodaphne paratenoceras (A. W. B. Powell, 1951) (original description)
Lorabela A. W. B. Powell, 1951 (original description)
Paradmete percarinata A. W. B. Powell, 1951 (original description)
Pareuthria venustula A. W. B. Powell, 1951 (original description)
Probuccinum angulatum A. W. B. Powell, 1951 (original description)
Sinuber A. W. B. Powell, 1951 (original description)
Trophon echinolamellatus A. W. B. Powell, 1951 accepted as
Trophonella echinolamellata (A. W. B. Powell, 1951) (original description)
Trophon scotianus A. W. B. Powell, 1951 accepted as
Trophonella scotiana (A. W. B. Powell, 1951) (original description)
Typhlodaphne A. W. B. Powell, 1951 (original description)
Typhlodaphne strebeli A. W. B. Powell, 1951 (original description)
Venustatrochus A. W. B. Powell, 1951 (original description)
Venustatrochus georgianus A. W. B. Powell, 1951 (original description)