David and Wilson, Don (2001). Animals. DK Publishing, Inc. p. 123. Stewart, Melissa (2008). New World Monkeys. Lerner Publications Company. p. 27-29 Redmond, Ian (2008). The Primate Family Tree. Firefly Books Ltd. p. 97 External links Primate Info Net Ateles paniscus Factsheet red-faced spider monkey Mammals of Brazil Mammals of Guyana Mammals of French Guiana Mammals of Suriname Mammals of Venezuela Primates of South America red-faced spider monkey red-faced spider monkey