• Peridiniopsis asymmetrica Lebour, 1922 accepted as Dissodium asymmetricum (Mangin) Loeblich III, 1970 accepted as Diplopsalopsis bomba (Stein) J.D.Dodge & S.Toriumi, 1993
• Peridiniopsis asymmetrica Mangin, 1911 accepted as Diplopsalopsis bomba (Stein) J.D.Dodge & S.Toriumi, 1993
• Peridiniopsis borgei Lemmermann, 1904
• Peridiniopsis dinobryonis (Woloszynska) Bourrelly, 1968 accepted as Staszicella dinobryonis Woloszynska, 1916
• Peridiniopsis elpatiewskyi (Ostenfeld) Bourrelly, 1968
• Peridiniopsis penardiformis (Er.Lindemann) Bourrelly, 1968 accepted as Glochidinium penardiforme (Er.Lemmermann) Boltovskoy, 2000
• Peridiniopsis penardiformis (Lindemann) Bourrelly
• Peridiniopsis penardii (Lemmermann) Bourrelly, 1968 accepted as Unruhdinium penardii (Lemmermann) Gottschling, 2017
• Peridiniopsis polonica (Woloszynska) Bourrelly, 1968 accepted as Naiadinium polonicum (Woloszynska) Carty, 2014
• Peridiniopsis pygmaea (Er.Lindemann) Bourrelly, 1968
• Peridiniopsis quadridens (F.Stein) Bourrelly, 1968