| 21. | Old World monkeys, dogs, and cats did not diverge or arrive in Africa until later in the Miocene.
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| 22. | "' Plasmodium cynomolgi "'is a non-human primate parasite which usually been found in the Asian Old World monkeys.
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| 23. | This date also places an upper limit on the date when the species infecting Old World monkeys evolved.
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| 24. | Fossils at 20 million years ago include fragments attributed to " Victoriapithecus ", the earliest Old World Monkey.
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| 25. | Unlike humans and most Old World monkeys, their thumbs are not opposable ( except for some Cebids ).
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| 26. | The superfamily Hominoidea falls within the parvorder Catarrhini, which also includes the Old World monkeys of Africa and Eurasia.
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| 27. | In their study, Goodman and colleagues compared 97 genes from humans, chimpanzees, gorillas, orangutans, Old World monkeys and mice.
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| 28. | A similar protein has arisen independently in Old World monkeys and has been identified in several species of macaque.
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| 29. | CD155 is found ( outside of laboratories ) only on the cells of humans, higher primates, and Old World monkeys.
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| 30. | About 25 million years ago, Old World monkeys diverged from the primate line that led eventually to apes and humans.
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