| Singular | Plural | |
|---|---|---|
| Nominativ | monocerotos | monoceroti, monocerotoe |
| Genitiv | monoceroti | monocerotum, monocerotorum |
| Dativ | monoceroto | monocerotis |
| Akkusativ | monocerotom, monoceroton, monocerotum | monocerotos |
| Ablativ | monoceroto | monocerotis |
| Vokativ | monocerote | monoceroti |