""Notes on North American Crayfishes, Family Astacidae"" is a comprehensive guide to the crayfish species found in North America, written by Walter Faxon in 1890. The book provides detailed descriptions of the physical characteristics, habitats, and behaviors of each species, along with illustrations and maps of their distribution. Faxon's work is considered a seminal contribution to the study of crayfish, and his classification system is still used...