Here is the list of scales starting with the letter S.
*Senin: 2 3 2 1
*Sisphean: 2 1 2 1 2 2
*Slendro: 2 3 2 2
*Spartanian: 1 1 2 3 1 3
*Super Locrian: 1 2 1 2 2 2
*Super Locrian n6: 1 2 1 2 3 1
*Super Locrian bb7: 1 2 1 2 2 1
*Super Lydian Augmented #6: 3 2 1 1 2 2
*Super Phrygian n6: 1 2 1 3 2 1