Via Bridget Samuels at ilani ilani: The IPA council has adopted the first new phonetic symbol in twelve years. SIL explains that the “right hook v” will symbolise a labiodental flap, and how to produce this sound. It is a phoneme in several African languages, among which Mono.
The latest beta versions of the Doulos SIL and Charis SIL fonts include the right hook v in their “private use area” (code U+F25F). If you have one of them installed, you might see it here: . (Otherwise, you’ll see some nonsense or nothing at all.)