Horn

 is an item in. This item is found by defeating enemies in the Prehistoric Age (65,000,000 B.C.) It can be traded for several different equipment items in Ioka Village Hut.

Info
Drop :
 * Runner
 * Hunting Range - Defeat Amphibite, Croaker, Rain Frog (2), defeat Nu (3)

Before Magus is defeated:
 * 3 Horns, 3 Petals - Shaman's Bow
 * 3 Horns, 3 Fangs - Mammoth Tusk

After Magus is defeated:
 * 3 Horns, 3 Petals - Dreamstone Bow
 * 3 Horns, 3 Fangs - Primeval Blade
 * 3 Horns, 3 Feathers - Stone Helm

After saving Crono:
 * 10 Petals, 10 Fangs, 10 Feathers, 10 Horns - Ruby Armor.