⠔⠔

Punctuation mark

 * 1)  A generic mark for footnotes and references. Equivalent to the symbols *, †, §, etc., and to superscripting numbers and letters.

Usage notes

 * A space appears before this mark, and after anything that follows it except the number or letter of the note. For example, footnote "b" would be marked " ⠔⠔⠃ (text)".
 * This mark was abolished in Unified English Braille.