Primate Classification Flashcards
1
Q
Prosimians (Stepsirhini)
A
No post orbital closure unfused mandible Tooth comb High, point cusps Longer Snouts Grooming claw
2
Q
Anthropoids (Haplorhini)
A
Postorbital closer
Fused Mandible
Cusps flattened
Shortened snout
3
Q
Tarsiers
A
Prosimians BUT grouped with Anthropoids in Cladistic classificantion Unfused Mandible Grooming claw 2133 and 1133 Sharp, pointy cusped molars
4
Q
Anthropoids: Catarrhini
A
Old World Primates
forward downward facing nostrils
bony ear tube
2123 and 2123
5
Q
Anthropoids: Platyrrhini
A
New World Monkeys side directed nostrils 2133 and 2133 no bony ear tube prehensile tail?
6
Q
Catarrhini: Cercopithecoids
A
Old World Monkeys
Bilophodant molars
Narrow thorax & palate
Tail (NOT prehensile)
7
Q
Catarrhini: Hominoids
A
Apes Largest brain size for body mass Y5 molars broad thorax and palate no tail
