According to a once-popular myth, oysters could only be eaten in months containing what letter in their names?
🄡 🅁 Ｒ 🆁 Ʀ ⒭ 🅡 Vōx Canīna R (letter) Vox Canina Ʀ (letter) R Ar (letter)
🅡 ʀ r letter vox canina ⒭ 🅁 ar letter 🆁 ʀ letter r 🄡 ｒ vōx canīna
r
WikipediaEntity
R