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PRIMATES

TARSIOIDEA

Intermediate between Prosimii and Anthropoidea.

Features:

*Post-Orbital Bar and Partial Plate

3 Premolars

Continuous hairy upper lip and dry nose

Grooming claw on digit 2 and 3

*Elongated tarsal bones on foot

ANTHROPOIDEA

Features:

*Post-Orbital Bar and Plate

2-3 Premolars

Continuous hairy upper lip and dry nose

*Nails on all digits (no grooming claw!)

PROSIMII:

"Before monkeys" - Prosimii are the oldest primate group 55+ Million Years Ago!

Features:

* Post-Orbital Bar only

3 Premolars

*Wet nose + Split lip

* Dental comb

Grooming claw

LORISOIDEA:

Nocturnal

Arboreal

Solitary

Found in Africa, South Asia + East Asia

Dental formula 2133/2133

LEMUROIDEA:

Nocturnal or Diurnal

Arboreal or Terrestrial

Solitary or Social Groups

*Found in Madagascar and nearby islands

LORISES

GALAGOS

LEMURIDAE (Ring tailed Lemurs)

INDRIDAE

TARSIERS

Nocturnal

Arboreal

Solitary

Eyes larger than brain!

Rotate head almost 180*!

Dental formula 2133/1133

PLATYRHINI

("flat noses")

CEBOIDEA:

(New World Monkeys)

* Flat nose, widely separated nostrils

Non-Prehensile or *Prehensile Tails

*Found in South + Central AMerica only

CEBIDAE

Dental formula 2133/2133

Many with prehensile tail

Diurnal

Social

CALLITRICHIDAE

Dental formula 2132/2132

Claw-like nails, except first toe

Diurnal

CATARRHINI

(narrow noses)

CERCOPITHECOIDEA

(Old World Monkeys)

Nostrils close together

Non-Prehensile or Short tail

Ischial callosites near tail

Biophodont Molars

CERCOPITHICINAE

largely fruit eating

COLOBINAE

largely leaf eating