Write For Catalog _SOUTHWEST PARKS AND MONUMENTS ASSOCIATION_ Box 1562—Globe, Arizona 85501 12th Edition (Revised) 8-70—20M ERRATUM On page 29, we regretfully acknowledge a typographical error. Step 3 of the cryotherapy treatment should read: _3. Place the bitten hand or other member in the iced water well above the point of ligation._ Transcriber’s Notes —Retained publication information from the printed edition: this eBook is public-domain in the country of publication. —In the text versions only, text in italics is delimited by _underscores_. —Silently corrected a few typos. —Tweaked the order of the Table of Contents to match the text. —Incorporated the “erratum” (from an inserted slip) into the text. The erroneous Step 3 replicated Step 2. —Inserted references to unreferenced endnotes at apparently-appropriate places. End of the Project Gutenberg EBook of Poisonous Dwellers of the Desert, by Natt Noyes Dodge