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
Invalid names: Nazarovispongus Kozur 1980 [synonym], Patrickella Kozur and Mostler 1989 [synonym]