τὸ δ' ἐξαίφνης τὸ ἐν ἀναισθήτῳ χρόνῳ διὰ μικρότητα ἐκστάν → suddenly refers to what has departed from its former condition in a time imperceptible because of its smallness
Pĕrīphētēs, æ, m. (Περιφήτης), fils de Vulcain et d’Anticlée : Ov. M. 7, 437.