THE NEIKEA (or Neicea) were the spirits (daimones) of quarrels, feuds, and grievances. They one group out of a host of malevolent spirits born of Eris (Lady Strife).
 ERIS (no father) (Hesiod Theogony 226)
 AITHER & GAIA (Hyginus Preface)
Hesiod, Theogony 226 ff (trans. Evelyn-White) (Greek epic C8th or C7th B.C.) :
"But abhorred Eris (Strife) bare painful Ponos (Toil), and Lethe (Forgetfulness), and Limos (Starvation), and the Algea (Pains), full of weeping, the Hysminai (Fightings) and the Makhai (Battles), the Phonoi (Murders) and the Androktasiai (Manslaughters), the Neikea (Quarrels), the Pseudo-Logoi (Lies), the Amphilogiai (Disputes), and Dysnomia (Lawlessness) and Ate (Ruin), who share one another's natures, and Horkos (Oath)."
Pseudo-Hyginus, Preface (trans. Grant) (Roman mythographer C2nd A.D.) :
"From Aether (Air) and Terra (Gaia) [were born] : Dolor (Pain), Dolus (Deceit), Ira (Wrath), Luctus (Lamentation), Mendacium (Lies), Jusjurandum (Oath), Ultio (Vengeance), Intemperantia (Intemperance), Altercatio (Altercation) [i.e. Neikos], Oblivio (Forgetfulness), Socordia (Sloth), Timor (Fear), Superbia (Pride), Incestum (Incest), Pugna (Combat)."
- Hesiod, Theogony - Greek Epic C8th-7th B.C.
- Hyginus, Fabulae - Latin Mythography C2nd A.D.