Listen to Apex Jaws in Madrigal Posture online. Apex Jaws in Madrigal Posture is an English language song and is sung by Prosanctus Inferi. Apex Jaws in Madrigal Posture, from the album Noctambulous Jaws Within Sempiternal Night, was released in the year 2017. The duration of the song is 3:36. Download English songs online from JioSaavn.