Primate Table Exam 2 - Group Suborder Exam ple Speci es...

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Group Suborder Exam ple Speci es Size Die t Dental Formu la (i:c:p: m) Geogra phy Social Order Locomo tion Skeleta l Structu re Brai n & Beh avio r Special Characteri stics Lemuroi dea Prosimian/ Strepsirhin es Lemu rs, Sifaka , Aye Aye, Indrii ds Small bodie d are noctu rnal but large bodie d are diurn al Frit s & lea ves -- Aye Aye eat s ins ect s tooth/ dental comb on lower jaw (made from 4 incisor s & canine s pushe d togeth er) 2-1-3- 3/2-1- 3-3 Aye Aye 1-0-1- 3/ 1:0:0: Madag ascar -large bodied tend to be female dominant, live in groups -Aye Aye solitary -Sifaka - vertical clinging and leaping -long hind legs to propel themse lves betwee n trees a “toilet claw”/g roomin g claw on second toe -post- orbital bar - smal ler brai n -rely mor e on sens e of smel l Variation might be due to isolation on Madagasc ar—no competing monkey/a pe species so lemurs can expand
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3 Lorisoid ea Prosimian (Primitive- “before monkey”)/ Strepsirhin es Lorise s, Potto s, Galag os Small -- ins ect s hig h me tab olis m bec aus e the y’r e so sm all 2:1:3: 3/2:1: 3:3 - tooth/ dental comb on lower jaw -- Africa (Pottos/ Galago s) and SE Asia (lorises ) (Rainfo rest living) Solitary or in pairs -- lorises: chamel eon style of moving -- galagos : explosi ve moving throug h the branch es --“toilet claw”/g roomin g claw on second toe --post orbital bar - smal ler brai n -rely mor e on sens e of smel l nocturnal -Yellow- glowing eyes- tapetum in eyes membran e in eyes is reflective light goes in and hits reflective layer and goes through light sensitive cell 2 times & still don’t have that large of eyes Tarsioid ea Prosimian/ Haplorhine s Tarsie rs Small - bodie d ins ect s 2:1:3: 3/1:1: 3:3 Small Southe ast Asia Solitary/live in pairs - Great jumper s-tarsel bone selectio --post orbital bar -sm aller brai n -DNA tells us to group with haplorhine s
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& pointy front teeth n for longer bone to make them better jumper s (directi onal selectio n) -nocturnal Ceboids /NWM (Rest are Haplorh ines) Callotrichi ds Marm osets & Tamar ins Small bodie d ins ect s, tre e sap (gu m), frui t 2:1:3: 2/2:1: 3:2 Central & South Americ a & even mexico live in pairs/ small groups -female dominant to male -polyandry- female has more than one mate Quadru pedal - Reform ed claws (evoluti onary reversa l), don’t have prehen sile tails but other NWM do ---Nail on big Fem ales hav e twin s beca use of mal e inve stm ent in child care mal
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toe but claws on other digits, perhap s becaus e they climb and dig into trees es take care of infa nts Genus: Cebus Capu chin frui t 2:1:3: 3/2:1: 3:3 Groups Male dominant - prehen sile tail Big Brai ned & high ly intel lige nt -capable of problem solving- used tools to get food Howle
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Primate Table Exam 2 - Group Suborder Exam ple Speci es...

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