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The New World monkeys are the four families of primates that are found in Central and South America: Cebidae, Aotidae, Pitheciidae and Atelidae. Chordates ( Phylum Chordata) are a group of Animals that includes the Vertebrates together with several closely related Invertebrates Mammals ( class Mammalia) are a class of Vertebrate Animals characterized by the presence of Sweat glands, including sweat glands A primate is a member of the biological order Primates ( Latin: "prime first rank" the group that contains Lemurs the Aye-aye The haplorrhines, the "dry-nosed" primates (the Greek name means "simple-nosed" are members of the Haplorrhini clade: the Prosimian The simians ( Infraorder Simiiformes) are the "higher Primates quot familiar to most people the Monkeys and the Apes including Étienne Geoffroy Saint-Hillaire ( April 15, 1772 - June 19, 1844) was a French naturalist who established the principle In Biological classification, family ( Latin The Cebidae form one of the four families of New World monkeys now recognised The Night monkeys, also known as the Owl monkeys or Douroucoulis, are the members of the Genus Aotus of New World monkeys The Pitheciidae are one of the four families of New World monkeys now recognised The Atelidae are one of the four families of New World monkeys now recognised A primate is a member of the biological order Primates ( Latin: "prime first rank" the group that contains Lemurs the Aye-aye South America is a Continent of the Americas, situated entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a The Cebidae form one of the four families of New World monkeys now recognised The Night monkeys, also known as the Owl monkeys or Douroucoulis, are the members of the Genus Aotus of New World monkeys The Pitheciidae are one of the four families of New World monkeys now recognised The Atelidae are one of the four families of New World monkeys now recognised The four families are ranked together as the Platyrrhini parvorder. This article is about the taxonomic rank for the sequence of species in a taxonomic list see Taxonomic order In scientific classification used They differ from other groupings of monkeys and primates, such as the Old World monkeys and the apes. The Old World monkeys or Cercopithecidae are a group of Primates falling in the Superfamily Cercopithecoidea in the Clade
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New World monkeys are small to mid-sized primates, ranging from the Pygmy Marmoset (the world's smallest monkey), at 14 to 16 cm (5. The New World is one of the names used for the non-Eurasian/non-African parts of the Earth specifically the Americas and Australia. The Pygmy Marmoset ( Callithrix (Cebuella pygmaea) is a Monkey native to the Rainforest canopies of western Brazil, southeastern 5 to 6. 3 in) and a weight of 120 to 190 grams (4. 2 to 6. 7 oz) to the Southern Muriqui, at 55 to 70 cm (22 to 28 in) and a weight of 12 to 15 kg (26 to 33 lbs). The Southern Muriqui, Brachyteles arachnoides, is a Muriqui (woolly spider monkey Species endemic to Brazil. New World monkeys differ slightly from Old World monkeys in several aspects. The most prominent difference is the nose, which is the feature used most commonly to distinguish between the two groups. The scientific name for the New World monkeys, Platyrrhini, means "flat nosed". The noses of New World monkeys are flatter, with side facing nostrils, than the narrow noses of the Old World monkeys. New World monkeys (except for the howler monkeys of genus Alouatta[2]) also lack the trichromatic vision of Old World monkeys. Howler monkeys ( Genus Alouatta monotypic in Subfamily Alouattinae) are among the largest of the New World monkeys Trichromacy is the condition of possessing three independent channels for conveying Color information derived from the three different cone types [3] Platyrrhines also differ from Old World monkeys in that they have twelve premolars instead of eight. New World monkeys in the family Atelidae are the only primates with tails that are prehensile. A prehensile tail is the Tail of an Animal that has adapted to be able to grasp and/or hold objects Many New World monkeys are small and almost all are arboreal, so knowledge of them is less comprehensive than that of the more easily observed Old World monkeys. Arboreal is a word meaning "related to or resembling trees" Unlike most Old World monkeys, many New World monkeys form monogamous pair bonds, and show substantial paternal care of young. Monogamy is the custom or condition of having only one mate in a Relationship, thus forming a Couple. In Biology, a pair bond is the strong affinity that develops in some Species between the Male and Female in a breeding pair The father is defined as the Male Parent of an offspring The Adjective "paternal" refers to father parallel to "maternal" for
About 40 million years ago the Simiiformes infraorder split into parvorders Platyrrhini (New World monkeys—in South America) and Catarrhini (apes and Old World monkeys—in Africa). The simians ( Infraorder Simiiformes) are the "higher Primates quot familiar to most people the Monkeys and the Apes including Catarrhini is a Parvorder of the Primates, one of the three major divisions of the Suborder Haplorrhini. The Old World monkeys or Cercopithecidae are a group of Primates falling in the Superfamily Cercopithecoidea in the Clade [4] The Platyrrhini are currently conjectured to have migrated across the Atlantic Ocean to South America on a raft of vegetation similar to the vast pieces of floating mangrove forest that storms occasionally break off from the tropical African coast. South America is a Continent of the Americas, situated entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a Mangroves (generally are Trees and Shrubs that grow in saline coastal habitats in the Tropics and Subtropics. At that time the Atlantic Ocean was less than the present 2800km wide.