Key to the puparia of Dialeurolobus species

1. Puparium pale, surrounded by row of 54 whitish wax rods; puparium with a submarginal row of 54 rounded papillae; caudal furrow present; with a pair of metathoracic setae............................................ erythrinae (Corbett)

- Puparium black or brownish-black, rarely pale, with or without a marginal wax fringe; puparium lacking a submarginal row of papillae; caudal furrow present or absent; metathoracic setae absent............................................. 2

2. Caudal furrow and eyespots present, distinct; first abdominal setae present; unmounted puparium with a vertical column of hyaline wax 1 mm long in middle of dorsum.................................................... pulcher Danzig

- Caudal furrow faint or absent; eyespots present or absent; first abdominal setae absent; unmounted puparium without a vertical column of hyaline wax................................................................................. 3

3. Eyespots present, caudal furrow faint; caudal setae present, and 12 pairs of setae in a row along submargin/subdorsum area; tracheal combs with 2–3 teeth; transverse moulting suture curved abruptly anteriad................ rhamni Bink-Moenen

- Eyespots, caudal furrow and caudal setae absent; 8 pairs of setae in a row along submargin/subdorsum area; tracheal combs with about 4–7 teeth; transverse moulting suture only moderately curved anteriad...................... proteae sp. nov.