Figures 1–6.1–3: Megalommum pistacivoraesp. n., holotype female. 1 habitus dorsal (scale line = 1 mm) 2 wings and metasoma dorsal 3 head anterior. 4–6: Old Pistacia khinjuk tree. 4 infested tree 5 old emergence holes of Calchaenesthes pistacivora 6 tunnel of Calchaenesthes pistacivora with closed cocoon of Megalommum pistacivorae.