| Amphora ovalis var. ovalis (Kütz.) Kütz., 1844 |
| Amphora ovalis var. pediculus (Kütz.) Van Heurck, 1885 |
| Amphora ovalis var. tallingiae Gasse, 1986 |
| Amphora pannucea Giffen, 1984 |
| Amphora pediculus (Kütz.) Grunow ex Schmidt, 1875 |
| Amphora proboscidea W. Greg., 1857 |
| Amphora proteus W. Greg., 1857 |
| Amphora proteus var. contigua Cleve, 1895 |
| Amphora proteus var. kariana (Grunow) Grunow, 1880 |
| Amphora reichardtiana Grunow, 1867 |
| Amphora rhombica Kitton, 1876 |
| Amphora rhombica var. intermedia Cleve, 1895 |
| Amphora rhombica var. rhombica Kitton, 1876 |
| Amphora robusta W. Greg., 1857 |
| Amphora sabyii Salah, 1955 |
| Amphora salina W. Smith, 1853 |
| Amphora schmidtii Grunow, 1875 |
| Amphora spectabilis W. Greg., 1857 |
| Amphora staurophora Juhlin-Dannfelt, 1882 |
| Amphora strigosa Hust., 1949 |