I finished all of the level names!
World 1: Grassy Island
A simple, lush plain. Kamek's forces have only recently reached this far, so expect an easy time.
1-1 Splitway Plains
1-A Backdoor Cave
1-B The South Castle
1-2 Moles and Holes
1-3 Outpost of Evil
1-4 The North Castle
World 2: Burning Desert
This desert is too hot for most, but Mario must make his way through it. Only the toughest enemies can survive here.
2-1 Scorched Earth
2-2 Abandoned House
2-A Firey Caverns
2-3 Dunes of Sand
2-4 Steepslope Cave
2-5 Near the Bridge
2-6 Buzzy's Castle
World 3: Fuchsia Forest
This forest is so bright, some cannot look at it or their eyes will burn as if looking at the sun.
3-1 Enter the Forest
3-2 Fake Forest Falls
3-3 Flickering House
3-4 Double Take
3-A The Lost Temple
3-B River of Fire
3-5 Spiny's Castle
World 4: Lush Mountain
A very rocky, yet plant-filled chain of mountains. It is also known as a prime vacation spot.
4-1 The Rocky Pass
4-2 Mountain Village
4-3 Cloudgrass Mt.
4-4 Crazy Door Maze
4-5 Waterlogged Area
4-6 Hammer Castle
World 5: Frozen Overhang
This land was formed when a glacier rode up a sloped mountain. As it melted, the water created drained downwards and eroded the lower half of the mountain.
5-1 Cold Area Ahead
5-2 Frozen Landscape
5-3 Bullet Barrage
5-4 Icecap Bridge
5-5 A Train Station
5-6 Ghostly Castle
World 6: Weird World
A combination of pollution, explosives testing, and radioactive meteor showers created a place where anything goes and nothing makes sense. There is rumored to be an infamous Plot Hole located in it somewhere.
6-1 Embrace the Odd
6-2 Gathering Spot
6-3 Yummy Factory
6-4 Monster Maker
6-5 City of Robots
6-6 Land of DarkNES
6-7 Wiggler's Castle
World 7: Gimmick Area
Kamek uses this place to test new traps, weapons, etc. to reinforce his army.
7-1 Off with a Bang
7-2 Keep On Running
7-3 Things Heat Up
7-4 Underwater Lair
7-5 Muddy Ruins
7-6 Airship Ascent
7-7 Spike Stockpile
7-8 Bullet Castle
World 8: Kamek's Lair
Kamek was originally given this island on loan from Bowser, and uses it as a permanent base.
8-1 Random Outpost
8-2 Think About It
8-3 Elevators..Yay?
8-4 Glistening Cave
8-5 Obsolete Base
8-5 Rubble Stockpile
8-6 Cram Session
8-7 Kamek's Castle
World 9: Deluxe Bonus Area
Mario has defeated Kamek, yet needs to travel through some very familiar terrain to wipe out all his minions.
9-1 Gnarly II
9-2 Tubular II
9-3 Way Cool II
9-4 Awesome II
9-5 Groovy II
9-6 Mondo II
9-7 Outrageous II
9-8 Funky II
This makes a total of 63 levels.
Also, minor OW touchups: