| Singular | Plural | |
|---|---|---|
| Nominativ | cantharites | cantharitae |
| Genitiv | cantharitai, cantharitae | cantharitum, cantharitarum |
| Dativ | cantharitae, cantharitai | cantharitabus, cantharitis |
| Akkusativ | cantharitam, canthariten | cantharitas |
| Ablativ | cantharite, cantharita | cantharitabus, cantharitis |
| Vokativ | cantharite, cantharita | cantharitae |