• Amphora coffeaeformis (C.Agardh) Kützing, 1844 accepted as Halamphora coffeiformis (C.Agardh) Levkov, 2009
• Amphora costata W.Smith, 1853 accepted as Halamphora costata (W.Smith) Levkov, 2009
• Amphora costata var. costata W. Smith, 1853 (uncertain > unassessed)
• Amphora laevis Gregory, 1857
• Amphora laevis var. laevissima (Greg.) Cleve, 1896
• Amphora ovalis (Kützing) Kützing, 1844
• Amphora robusta Gregory, 1857