EditorialBrachyteles Frontatus. woolly spider monkey. The Zoology of the voyage of H.M.S. Sulphur under the command of Captain Sir E. Belcher. (Mammalia, by J. E. Gray. Birds, by J. Gould. Fish, by J. Richardson. Shells, by R. B. Hinds.) Edited ... by R. B. Hin...
EditorialWhite-bellied spider monkey, Ateles belzebuth (endangered), and northern muriqui, Brachyteles hypoxanthus (Ateles hypoxanthus), critically endangered. Lithograph by Karl Joseph Brodtmann from Heinrich Rudolf Schinz's Illustrated Natural History of Anim...