User blog comment:Kogath/Monster Hunter Generations Discussion/@comment-5721990-20160722022040/@comment-11537809-20160725000143

I find the best way to get Hercudromes is to send out the Meownster Hunters to the volcano as much as possible (when there's bug spots of course). I usually get 2-3 Hercudromes per run and if I'm lucky, I can get Dragonite Ores and Lava Nuggets too from Uragaan and mining spots.