Βοὸς αὐλή
From LSJ
Νὺξ μὲν ἀναπαύει, ἡμέρα δ' ἔργον ποιεῖ → Nam nox quietem praebet, facit opus dies → Die Nacht lässt unsre Arbeit ruhn, der Tag sie tun
Spanish (DGE)
Corral de la vaca. v. Βοῦς.
Wikipedia
Boösaule. In Greek mythology, Boösaule /ˌboʊ.ɒˈsɔːliː/ is the cave in Egypt where Io gave birth to Epaphus.