"A New Bat (Genus Leptonycteris) From Coahuila" by Howard J. Stains is a scientific publication written in the mid-20th century. The book documents the identification of a new subspecies of long-nosed bats, specifically from the region of Coahuila, Mexico. It serves as a detailed description of the distinguishing characteristics of these bats, contributing to the field of zoology. In this brief yet informative work, Stains focuses on the long-nosed bats labeled as "Leptonycteris nivalis" and establishes a new subspecies named "Leptonycteris nivalis longala". Key differentiating features include a larger skull, notably longer third finger, and unique coloration. The author presents a comprehensive analysis based on collected data, including measurements and comparisons with other specimens from different regions. Overall, the publication emphasizes the significance of geographic variation within species and enhances the classification of bats within their genus. (This is an automatically generated summary.)