• Trachyoligotriletes Timofeev, 1958 ex Timofeev, 1960 †
• Trachyoligotriletes alutaceus Timofeev, 1959 ex Fensome et al., 1990 †
• Trachyoligotriletes arillatus Timofeev, 1959 ex Fensome et al., 1990 †
• Trachyoligotriletes botuliformis Rudavskaya in Rudavskaya & Timofeev †
• Trachyoligotriletes chylalensis Timofeev, 1960 †
• Trachyoligotriletes compactiusculus Timofeev in Rudavskaya & Timofeev †
• Trachyoligotriletes gyratus Timofeev, 1959 ex Fensome et al., 1990 †
• Trachyoligotriletes hyalinus (Naumova, 1949) Fensome et al., 1990 †
• Trachyoligotriletes laminaritus Timofeev, 1958 ex Timofeev, 1960 †
• Trachyoligotriletes magnus Timofeev, 1959 ex Fensome et al., 1990 †
• Trachyoligotriletes minutus (Naumova, 1949) Timofeev, 1960 †
• Trachyoligotriletes multiangularis Timofeev, 1959 †
• Trachyoligotriletes navicularis Timofeev, 1959 ex Fensome et al., 1990 †
• Trachyoligotriletes nevelensis Timofeev, 1958 ex Timofeev, 1960 †
• Trachyoligotriletes obsuletes (Naumova, 1949) Timofeev, 1960 †
• Trachyoligotriletes pellucidus Timofeev, 1959 ex Fensome et al., 1990 †
• Trachyoligotriletes planus Timofeev, 1958 ex Timofeev, 1960 †
• Trachyoligotriletes rugosus Timofeev, 1959 ex Fensome et al., 1990 †
• Trachyoligotriletes serpentinus Timofeev, 1959 ex Fensome et al., 1990 †