Benthoctopus magellanicus G. C. Robson, 1930 accepted as
Muusoctopus eureka (G. C. Robson, 1929) (source of synonymy)
Muusoctopus abruptus (Sasaki, 1920) (new combination reference)
Muusoctopus canthylus (G. L. Voss & Pearcy, 1990) (new combination reference)
Muusoctopus clyderoperi (O'Shea, 1999) (new combination reference)
Muusoctopus eureka (G. C. Robson, 1929) (new combination reference)
Muusoctopus hokkaidensis (S. S. Berry, 1921) (new combination reference)
Muusoctopus johnsonianus (Allcock, Strugnell, Ruggiero & M. A. Collins, 2006) (new combination reference)
Muusoctopus karubar (Norman, Hochberg & Lu, 1997) (new combination reference)
Muusoctopus leioderma (S. S. Berry, 1911) (new combination reference)
Muusoctopus levis (Hoyle, 1885) (new combination reference)
Muusoctopus oregonae (Toll, 1981) (new combination reference)
Muusoctopus oregonensis (G. L. Voss & Pearcy, 1990) (new combination reference)
Muusoctopus profundorum (G. C. Robson, 1932) (new combination reference)
Muusoctopus rigbyae (Vecchione, Allcock, Piatkowski & Strugnell, 2009) (new combination reference)
Muusoctopus robustus (G. L. Voss & Pearcy, 1990) (new combination reference)
Muusoctopus tangaroa (O'Shea, 1999) (new combination reference)
Muusoctopus tegginmathae (O'Shea, 1999) (new combination reference)
Muusoctopus yaquinae (G. L. Voss & Pearcy, 1990) (new combination reference)
Vulcanoctopus hydrothermalis González & Guerra, 1998 (additional source)