Block: Arabic Presentation Forms-B

Range U+FE70 - U+FEFF
Official Chart http://www.unicode.org/charts/PDF/UFE70.pdf
Wikipedia Arabic Presentation Forms-B is a Unicode block encoding spacing forms of Arabic diacritics, and contextual letter forms. The presentation forms are present only for compatibility with older standards, and are not currently needed for coding text.
https://en.wikipedia.org/wiki/Arabic_Presentation_Forms-B
Characters
ﹿ ﺿ