| Singular | Plural | |
|---|---|---|
| Nominativ | alopecuros | alopecuri, alopecuroe |
| Genitiv | alopecuri | alopecurorum, alopecurum |
| Dativ | alopecuro | alopecuris |
| Akkusativ | alopecurom, alopecuron, alopecurum | alopecuros |
| Ablativ | alopecuro | alopecuris |
| Vokativ | alopecure | alopecuri |
12 (16) Formen für „alopecuros“