Differences in microstructures between larvae of Cephaloleia kuprewiczae (left column) and C. histrionica (right column). A–B Head C–D Details of dorsal papillae and spiracles E–F Detail of spiracle and surrounding setae G–H Front leg. cl: clypeus, hy: hypopharynx, lb: labrum, lbi: labium, lp: labial palp, ma: malum, mn: mandibula, mp: maxillary palp, p: palpifer, se: seta, sp: spiracle, st: stipe.