Myrella antarctica (Pfeffer, 1886)
Myrella challengeriana (Bergh, 1884)
Tochuina gigantea (Bergh, 1904)
Tochuina nigritigris (Á. Valdés, Lundsten & N. G. Wilson, 2018)
Tritonia antarctica Pfeffer, 1886 accepted as Myrella antarctica (Pfeffer, 1886)
Tritonia callogorgiae Chimienti, Furfaro & Taviani, 2020
Tritonia challengeriana Bergh, 1884 accepted as Myrella challengeriana (Bergh, 1884)
Tritonia nigritigris Á. Valdés, Lundsten & N. G. Wilson, 2018 accepted as Tochuina nigritigris (Á. Valdés, Lundsten & N. G. Wilson, 2018)
Tritonia tetraquetra (Pallas, 1788) sensu Bergh, 1879 accepted as Tochuina gigantea (Bergh, 1904)
Tritoniella belli Eliot, 1907
Tritoniella sinuata Eliot, 1907 accepted as Tritoniella belli Eliot, 1907