A Taxonomic Study of the Middle American Snake, Pituophis Deppei

A Taxonomic Study of the Middle American Snake, Pituophis Deppei, authored by William Edward Duellman in the mid-20th century, provides a comprehensive classification of the Pituophis deppei species, particularly in Michoacán, Mexico. The work is based on extensive field studies, museum specimen examinations, and reviews of historical literature, revealing distinct species and subspecies through detailed analysis of morphological variations. This publication is significant for its contributions to the understanding of biodiversity and ecology among Middle American snakes, highlighting geographical distributions and variations in coloration and scale counts.