Linus.

Linus (Λῖνος ) (Linos) had connections with lyric in Greek mythology. There are stories about this character.

His father was Apollo and his mother was Muse.

Linus visited different places and met with other characters.

He was killed by Heracles.

Urania.

Urania (Οὐρανία) (Ouranía) was the Muse of astronomy in Greek mythology. The globe was the symbol of this goddess.

Zeus was her father and Mnemosyne was Urania's mother.

Also, she had several siblings: Polyhymnia, Euterpe, Calliope, Clio, Erato, Thalia, and etc.

Apollo (Ἀπόλλων) (Apollōn), Hermes (Ἑρμῆς), and Amphimarus (Ἀμφίμαρος) were Urania's husbands.

Linus (Λῖνος) (Linos) and Hymen (Ὑμήν) (Humḗn) were their sons.

Terpsichore.

Terpsichore (Τερψιχόρη) was one of the Muses (Μοῦσαι) (Moûsai) (Μούσες) (Múses) in Greek myths and legends. She was a goddess of dance and chorus in Ancient Greece. Her name means "of relating to dance.

Zeus and Mnemosyne (Μνημοσύνη) were Terpsichore's parents.

Lyre was her symbol.

Terpsichore had several siblings and consorts.

Linus (Λῖνος) (Linos), Biston (Βίστων), and Parthenope (Παρθενόπη) were her children.