Pakistan is a unique country with a huge quantity of 7,000 m high mountains in one side, and some of the hottest deserts and semideserts on the other. There are the famous Karakorum mountains, Western parts of the Himalayas, with many local or endemic species, and the southern slopes of the Hindukush mountains, with the biggest endemism in the Palaearctic region.
The Pakistani book includes 436 species, the biggest amount of species compared to any other book published in the series The Butterflies of Palaearctic Asia.
Registered are 24 new records, 8 taxa with new status, 2 status revised and described are 17 new species or subspecies.