• Cladopyxis Stein, 1883
• Cladopyxis bacillifera Schiller accepted as Micracanthodinium bacilliferum (Schiller) Deflandre, 1937
• Cladopyxis brachiolata Stein, 1883
• Cladopyxis caryophyllum (Kofoid) Pavillard, 1931
• Cladopyxis claytoni R.W. Holmes, 1956 accepted as Micracanthodinium claytonii (Holmes) Dodge, 1982
• Cladopyxis claytonii R.W. Holmes (unaccepted)
• Cladopyxis hemibrachiata Balech, 1964
• Cladopyxis hemibranchiata Balech, 1964
• Cladopyxis quadrispina Pavillard, 1931
• Cladopyxis setifera Lohmann, 1902 accepted as Micracanthodinium setiferum (Lohmann) Deflandre, 1937
• Cladopyxis spinosa (Kofoid) Schiller
• Cladopyxis steinii Zacharias, 1906 accepted as Cladopyxis brachiolata Stein, 1883