NAME 



DESIG. 



LAT. 



LONG. 



Philippines Basin: see Philippine Basin 

 Philippine Sea Basin: see Philippine Basin 

 Philippines Trench: see Philippine Trench 

 Philippine Trench 

 Phillipine Trench: see Philippine Trench 



Piedras de Torres: see Zealandia Bank 

 Pollux Guyot 

 Poyo Seamount 

 Queen of the Sea Bank 

 Ramapo Bank 



see Ryukyu Trench 

 see Ryukyu Trench 



Ryukyu, Zhelob 



Ryukyu-kaiko: 



Ryukyu Ridge 



Ryukyu Trench 



Saijo Bank: see Mogami Bank 



Sakuyama Seamount 



Sangihe Ridge 



Sangihe TYog: see Sangihe Trough 



Sangihe Trough 



Sangi Ridge: see Sangihe Ridge 



Sangi Though: see Sangihe Trough 



Santa Canyon 



Santa Rosa Basin: see New Guinea Trench 



Santa Rosa Reef 



Sappurai-sho: see Supply Reef 



Sappurai Syo: see Supply Reef 



Shih-t'i Pi Canyon 



Shikoku Basin 



Shikoii Basin: see Shikoku Basin 



Shin-matsuye Bank 



Sibutu-Basilan Ridge 



Sikoku Basin: see Shikoku Basin 



Simo Banks 



Smoot Guyot 



Snellius Ridge 



Snellius Rug: see Snellius Ridge 



Sorol Trough 



South Honshu Ridge 



Southwest Palau Ridge: see Tobi Ridge 



Stingray Shoal 



Sulawesi Basin: see Celebes Basin 



Sultana Shoals 



Sultan Bank 



Sulu Basin 



Sulu Ridge: see Sibutu-Basilan Ridge 



Sulu Trough 

 Supply Reef 

 Swire Deep: see 

 Taga Seamount 

 Taiwan Fracture Zone 



Philippine Trench 



see Central Basin Trough 



11-17 



