ɐ sˈɪmɪlɚ ðˌoʊ bɹˈɔːdɚ kˈæɾɪɡɚɹi ɪz mɪˈɑːspoːɹz, ɐ tˈɜːm dʒˈɛnɚɹəli jˈuːzd fɔːɹ spˈoːɹz smˈɔːlɚ ðɐn tˈuːhˈʌndɹɪd mjˈuːm.
A similar (though broader) category is miospores, a term generally used for spores smaller than 200 μm.