Illustration of each specimens is all colours. The inhabitat and distribution charts are inserted. All description are written by both Japanese and English.

The explanation of 1,200 species of Thai buttepflies entipely, with the three Volumes of books.
This is the first Volume, including families, Hesperiidae, Papilionidae and Pieridae.
During 30 years attracted by Thai butterflies, one of author Y. Kimura investigated at the various districts of all countries of Thailand and collected by himself 1,100 species of the butterflies in respective location in Thailand. The book has been compiled so that all data have been sorted out and arranged marvelous plenty good enough collecting records. Today the first Volume among the 3 Volumes has been published by the begining on the sales.

The Contents of this book
Comprising the entire capturing records the butterflies in Thailand on the literatures viz. the explanation of entire Thai butterflies consisting of l,200 species and inserting plot chart of the distribution of all butterflies. The publication and illustration of the valuable specimens captured by the author Y. Kimura himself.

Now a day, the many mountains and forests in the wide district of South-East Asia are deforested and a lot of the entomologist are entertaining a serious apprehensions of an extinction of the creatures living in South-East Asia, so this book is an important material which could not be neglected for study and researches of the butterflies inhabiting in South-East Asia. The synonym list that inserted in the last pages are made with the most accurate attention by the careful examination of the original literatures as exact as possible and made correction of the errors written and expressed in the description and illustration of the respective literatures.