dans le dictionnaire PONS
I. uter2, utra, utrum <Gen. utrīus [o. (poet.) utrius], Dat. utrī> adj. u. subst. verw. INTERROG PRON dir. u. indir.
II. uter2, utra, utrum <Gen. utrīus [o. (poet.) utrius], Dat. utrī> adj. u. subst. verw. REL PRON
| Case | Singular | Plural |
|---|---|---|
| Nominative | utriculus | utriculī |
| Genitive | utriculī | utriculōrum |
| Dative | utriculō | utriculīs |
| Accusative | utriculum | utriculōs |
| Ablative | utriculō | utriculīs |