Larval exuviae of Centroptella longisetosa. 60–75 female, paratype of C. longisetosa: (60–68) fragments of abdominal terga II–IX (indicated by Roman numbers) (69) sternum VI (70–75) fragments of abdominal sterna IV–IX (indicated by Roman numbers) 76 male, neotype of C. liebenauae: fragment of abdominal sternum IX. Arrows on Figs 68 and 76 show median line.