Three deep sea spider crabs (#Brachyura : #Majidae) from the South West Pacific are examined : #Vitjazmaia latidactyla Zarenkov, 1994 from the Western Indian Ocean, is recorded from New Zealand, Eastern Australia and the Northern Tasman Sea; #Oxypleurodon wanganella sp. nov. is described from North West of Northern New Zealand; and #Cyrtomaia cornuta$ Richer de Forges and Guinot, 1988 from New Caledonian waters, is now recorded from New Zealand. (Résumé d'auteur