Classification of the genus Ruzhencevispongus
G. †Ruzhencevispongus Kozur 1980
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†Ruzhencevispongus aktastiensis Nazarov and Ormiston 1993
†Ruzhencevispongus apertus Amon et al. 1990
†Ruzhencevispongus cacumenireticulatus Nazarov and Ormiston 1989
†Ruzhencevispongus cataphractus Nazarov and Ormiston 1985
†Ruzhencevispongus emarginatus Nazarov and Ormiston 1989
†Ruzhencevispongus girtyi Nazarov and Ormiston 1985
†Ruzhencevispongus laqueus Nazarov and Ormiston 1989
†Ruzhencevispongus partilaminatus Nazarov and Ormiston 1989
†Ruzhencevispongus plumatus Nazarov and Ormiston 1985
†Ruzhencevispongus promiscuus Nazarov and Ormiston 1989
†Ruzhencevispongus retiporosus Nazarov and Ormiston 1989
†Ruzhencevispongus rotundus Feng et al. 2006
†Ruzhencevispongus uralicus Kozur 1980
Invalid names: Nazarovispongus Kozur 1980 [synonym], Patrickella Kozur and Mostler 1989 [synonym]