Large Dragon Bones Item Quest

Hi, anyone know where in Ertheia Chronicle can drop Large Dragon Bones Ítem to finish the Legendary Tales Quest, because i just find 1 another quest (Tired of Waiting ) that give me 1 ítem and is not "repeat quest" and the mobs how npc says drop the ítem in DV i cant find them in this chronicle.



Thanks for ur help and time.:confused: