Here is another excerpt which demonstrates mixed texture. In this example, listen for a round sung by a boy's choir, with additional melodic voices and chordal accompaniment played by an orchestra. Click the play arrow to hear this example.
Oh, How Lovely is the Evening
The example below shows mixed texture again, since there is more than one melodic voice, along with chordal harmony. The original melody is in the top voice, a countermelody is in the middle voice, and the bottom voice contains the chords of a harmonic ostinato. Click the play arrow to hear the example.