Turtles of the World: Annotated Checklist and Atlas of Taxonomy, Synonymy, Distribution, and Conservation Status (9th Ed.)

By Turtle Taxonomy Working Group: Anders G.J. Rhodin, John B. Iverson, Roger Bour, Uwe Fritz, Arthur Georges, H. Bradley Shaffer, and Peter Paul van Dijk

This expanded 9th Edition of the Checklist is 482 pages long and covers 357 modern species and 486 modern taxa, plus 17 extinct Holocene taxa, with over 600 maps and over 1400 photos by over 330 photographers—truly a massive undertaking. New information in this edition includes precise calculations of presumed historic indigenous distribution ranges, recordings of documented maximum sex-based carapace lengths, and detailed listings of type specimens, as well as individual maps for all recognized subspecies and two additional diagnostic photos (three total) of nearly all species and subspecies. The book is a comprehensive and invaluable authoritative resource for all turtle and tortoise conservationists, researchers, and enthusiasts, with detailed commentary and multiple annotations discussing all changes and updates.

Published 2021 by Chelonian Research Foundation and Turtle Conservancy in association with IUCN SSC Tortoise and Freshwater Turtle Specialist Group, Re:wild, Turtle Taxonomy Fund, Surprise Spring Foundation, Turtle Conservation Fund, Senckenberg, and International Union for Conservation of Nature / Species Survival Commission.