Ṣ (minuscule: ṣ) is a letter of the Latin alphabet, formed from an S with the addition of a dot below the letter.[1] Its uses include:
In HTML these are Ṣ: Ṣ and ṣ: ṣ.
The Unicode codepoints are U+1E62 for Ṣ and U+1E63 for ṣ in Latin Extended Additional range.