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
[Seite 97] vom Meer ausgehöhlt, χοιράδες Q. Maec. 8 (VI, 89); aber μόρος Zon. 9 (VII, 404), wenn die Lesart richtig, Tod im Meere.