| Name | Chasea Hanna |
| Authorship | Hanna |
| Rank | Genus |
| Placed in | Chaetocerotaceae Ralfs |
| Contains | Chasea sp. Chasea tortonica Hajos |
| Remarks | Type: C. bicornis Hanna |
| Citation | 1934 J. Paleontol. 8: 354 |
| Name | Chasea Hanna |
| Authorship | Hanna |
| Rank | Genus |
| Placed in | Chaetocerotaceae Ralfs |
| Contains | Chasea sp. Chasea tortonica Hajos |
| Remarks | Type: C. bicornis Hanna |
| Citation | 1934 J. Paleontol. 8: 354 |