The book "Taxonomic study of the Central American snake Pituophis deppei" by the famous author William Edward Duelman is an important scientific work devoted to the detailed study of the snake Pituophis deppei, which is common in the central part of America. In the book, the author examines in detail the taxonomy, ecology, behavior and other aspects of the life of this species of snake. Duelman presents the results of his observations and research, illustrating them with tables, diagrams and photographs. This book will be a valuable source of information for biologists, herpetologists and anyone interested in the nature of Central America.