hic Cacum in tenebris incendia vana vomentem corripit in nodum complexus, et angit inhaerens elisos oculos et siccum sanguine guttur.
Here, as Cacus in the darkness vomits forth unavailing fires, he seizes him in a knot-like embrace and, close entwined, throttles him till the eyes burst forth and the throat is drained of blood.