U+A7A7, ꞧ
LATIN SMALL LETTER R WITH OBLIQUE STROKE

[U+A7A6]
Latin Extended-D
[U+A7A8]

Latvian edit

(uppercase )

  1. (obsolete) A letter for /rʲ/ in German-based orthography, which was abolished in 1921. Replaced with ⟨ŗ⟩, which was retired in 1946 and is no longer distinguished from ⟨r⟩.