Long-tailed monkeys are a type of primate that can be found in tropical and subtropical regions of the world. The four crossword solutions for this term are LANGUR (6 letters), Titi (4 letters), Saki (4 letters), and Sai (3 letters). Langurs are a type of Old World monkey that have long tails and are native to South and Southeast Asia. Titis are a type of New World monkey that are found in South America and have long tails. Sakis are also a type of New World monkey that are found in South America and have long tails. Sai are a type of monkey that are found in Central and West Africa and have long tails. Marmosets are a type of New World monkey that are found in South America and have long tails.