Potoroinae refers to a subfamily of marsupials native to Australia, commonly known as bettongs or rat-kangaroos. The correct spelling of this word is 'potoroinae', pronounced as pɒtərɔɪˈniː. The phonetic transcription indicates that the first syllable is pronounced as "pot" with a short 'o' vowel sound, followed by an unstressed syllable with a schwa sound. The third syllable 'roi' is pronounced with a long 'o' sound and 'ni' with a long 'i' sound. The final syllable 'ae' is pronounced with a single, open vowel sound as in "bay".