Plate I.

Fig. 1. Massicyta bicolor; 1a, head seen sideways; 1b, the head seen in front; 1c, antenna.

Fig. 2. Zambesa Ocypteroïdes; 2a, head sideways; 2b, ditto in front; 2c, antenna.

Fig. 3. Xangelina basigutta; 3a, head sideways; 3b, ditto in front; 3c, antenna; 3d, base of the wing.

Fig. 4. Xarnuta leucotelus; 4a, head sideways; 4b, ditto in front; 4c, antenna; 4d, base of wing.

Fig. 5. Themara ampla; 5a, head sideways; 5b, ditto in front; 5c, antenna; 5d, base of wing.

Fig. 6. Valonia complicata; 6a, head sideways; 6b, ditto in front; 6c, antenna.