High Fantasy encompasses fantasy stories set in worlds different from earth. In high fantasy, location trumps anything else no matter what genre you mix in with it.
Epic Fantasy encompasses the hero’s quest structure. There are sword fights, medieval castles and clothing, and damsels in distress. There be dragons and wizards and fairies and elves.
Dark Fantasy features vampires, werewolves, dragons etc. as protagonist. Rather than being the horror, they face obstacles that threaten their world.
Urban Fantasy combines the fantasy structure with a gritty, urban, contemporary setting in a well-known city.
Dystopian Fantasy combines a future setting where the people or beings are repressed and controlled by society.
Steampunk Fantasy combines a Victorian London-like setting wherein cities are powered by steam. It mixes the fantasy structure with science and futuristic inventions.
Paranormal Romance Fantasy mixes the fantasy structure with a subplot of romance. It usually features contemporary settings and mixes humans with vampires, werewolves, faeries, angels, magic, or psychic ability.
For more about how to craft plots using conflict check out, Story Building Blocks: The Four Layers of conflict available in print and e-book and check out the free tools and information about the series on my website.