Megascolia (Regiscolia) maculata flavifrons (Fabricius). 1–4. Quadriocellar female from Mallorca. 1. Habitus in lateral view. 2. Habitus in dorsal view. 3. Head in dorsal view. 4. Ocellar area. 5–6. Normal female from Ibiza. 5. Head in dorsal view. 6. Ocellar area. Photos: Matthias Haase.

 
 
  Part of: Lohrmann V, Engel MS (2015) A quadriocellar scoliid wasp (Hymenoptera, Scoliidae) from Mallorca, with a brief account of supernumerary ocelli in insects. Zoosystematics and Evolution 91(2): 191-197. https://doi.org/10.3897/zse.91.5463