FC:0 Pipe Ride Corner [S-W]        FE:0  ???                                     
FC:1 Pipe Ride Corner [N-W]        FE:1  Left Warp Door                          
FC:2 Pipe Ride Tunnel [N]          FE:2  Right Warp Door                         
FC:3 Pipe Ride Tunnel [S]          FE:3  Fake Floor Switch                       
FC:4 Pipe Ride Tunnel [W]          FE:4  Fireball Shooter                        
FC:5 Pipe Ride Tunnel [E]          FE:5  Medusa Head                             
FC:6 Pipe Ride Over Mask [U-D]     FE:6  Hole                                    
FC:7 Bomb Floor                    FE:7  Top Crack Wall                          
FC:8 Fake Bomb Floor               FE:8  Bottom Crack Wall                       
FC:9 Fake Bomb Floor               FE:9  Left Crack Wall                         
FC:A Warp Tile                     FE:A  Right Crack Wall                        
FC:B ???                           FE:B  Throne/Decor: Object               
FC:C ???                           FE:C  ???                                     
FC:D ???                           FE:D  ???                                     
FC:E ???                           FE:E  ???                                     
FC:F Inactive Warp                 FE:F  ???                                     
FD:0 Floor Switch                  FF:0  Window Light                            
FD:1 Skull Pot                     FF:1  Floor Light Blind BG2              
FD:2 Single Blue Peg               FF:2  Boss Goo/Shell BG2     
FD:3 Single Red Peg                FF:3  Bg2 Full Mask                           
FD:4                               FF:4  Boss Entrance                           
FD:5 ???                           FF:5  Minigame Chest                          
FD:6 Bar Corner [NW]               FF:6  ???                                      
FD:7 Bar Corner [SW]               FF:7  ???                                     
FD:8 Bar Corner [NE]               FF:8  ???                                   
FD:9 Bar Corner [SE]               FF:9  ???                                   
FD:A Plate on Table                FF:A  ???                                   
FD:B Water Troof                   FF:B  Vitreous Boss?                        
FD:C Bookshelf                     FF:C  ???                                   
FD:D Forge                         FF:D  ???                                   
FD:E ???                           FF:E  ???                                   
FD:F Bottles on Bar                FF:F  ???                                   