New World Monkeys Old World Monkeys Size Small to medium sized primates Medium to large sized primates Nose Scientific name for New World Monkeys is Platyrrhini which means “flat nosed”. The smallest Old World monkey is the talapoin, with a head and body 34–37 cm in length, and weighing between 0.7 and 1.3 kg. New World monkeys live primarily in tropical South America, especially the Amazon rainforests; the range of a few species extends northward as far as southern Mexico or southward into northern Argentina. Baboons are the biggest of the old world monkeys, especially the males. b) They are the smallest New World monkeys. However, all Monkeys seem to have good eyesight regardless of if they are able to see color or not. Well, the colobus monkey is one of many recognizable Old World monkeys. Finally, monkeys are divided into “New World” and “Old World” monkeys. What does this have to do with the colobus monkey? Which of the following is characteristic of members of the New World monkey Family Callitricidae? Learn vocabulary, terms, and more with flashcards, games, and other study tools. The Old World monkeys are native to Africa and Asia today, however, they are also known to have been present in Europe from fossil records. After that, the two adjectives new world and old world were used to refer the fauna of those two regions of the world accordingly. Proboscis monkey male. New World (platyrrhine) and Old World (catarrhine) monkeys are distinguished by the form of the nose. The Colobinae are herbivorous and have sacculated stomachs as well as elongated intestines that efficiently process leaves high in difficult to digest cellulose. Briefly on Monkeys: Monkeys have the most variation among the Primates, and there are many kinds of monkeys. However, New World Monkeys see in color just like humans do. Old World monkeys are unlike apes in that most have tails (the family name means ‘tailed ape’), and unlike the New World monkeys their tails are never prehensile. Most New world monkeys have long, often prehensile tails. Start studying New World Monkeys vs Old World Monkeys. New World monkeys, from (1), have a (2) dental formula, whereas Old World monkeys, from (3), have a (4) dental formula. Old world monkeys like the ones in Africa shared a common ancestor with apes and humans about 25 million years ago. Monkeys themselves are divided into two large categories: Old World Monkeys and New World Monkeys. Some species of Old World monkeys inhabit tropical rainforests, while others live on arid grasslands … Share: 5 photos. Of all the monkeys, this species stands out for a variety of reasons. The main differences between Old and New World monkeys are that Old World varieties have downturned nostrils and do not have prehensile tails. These Old World monkeys are easy to spot once you know what you are looking for. Unlike most Old World monkeys, many New World monkeys form monogamous pair bonds and show substantial paternal care of young. Old world monkeys are larger on average than the new world monkeys. The Cercopithecinae have ischial callosities, cheek pouches, and are omnivorous. what you eat is related to your body size... 1) smallest of primates (<500 g) eat insects and gums,2) smaller primates (<10 kg) are typically frugivore-insectivres 3) larger primates (>10 kg) are typically frugivore-folivores. Old World monkeys have a variety of facial features; some have snouts, some are flat Old World monkeys … c) They usually give birth to only one child at at time and the mother is the only one who raises the young.