DIONE was a nymph daughter of the Titan Atlas and wife of the impious Lydian king Tantalos.
 ATLAS (Hyginus Fabulae 83, Ovid Metamorphoses 6.172)
 PELOPS (by Tantalos) (Hyginus Fabulae 82)
 NIOBE (by Tantalos) (Ovid Metamorphoses 6.172)
CLASSICAL LITERATURE QUOTES
Pseudo-Hyginus, Fabulae 82 (trans. Grant) (Roman mythographer C2nd A.D.) :
"Tantalus, son of Jove [Zeus] and Pluto, begat Pelops by Dione."
Pseudo-Hyginus, Fabulae 83 :
"Pelops, son of Tantalus and Dione, daughter of Atlas."
Ovid, Metamorphoses 6. 172 ff (trans. Melville) (Roman epic C1st B.C. to C1st A.D.) :
"[Niobe boasts :] ‘My father is Tantalus, the only mortal gods in heaven allowed to share their banquet-board. My mother [i.e. Dione] ranks as sister of the Pleiades. That great giant, Atlas, whose shoulders bear the circling sky, is one grandfather.’"
- Hyginus, Fabulae - Latin Mythography C2nd A.D.
- Ovid, Metamorphoses - Latin Epic C1st B.C. - C1st A.D.