primate taxonomy characteristics Flashcards
what are the 6 strepsirrhini traits? what superfamilies also have these traits?
- rhinarium (wet nose)
- post orbital bar
- unfused frontal bone
- unfused mandibular symphasis
- nails & toilet claws
- dental comb
Lemuroidea & Lorisoidea
What 3 species do Lemuroidea include? what is the dental formula?
- Madagascar Lemurs, Indris, Aye-Ayes
- 2:1:3:3 dental formula
What are 3 characteristics of Lorisoidea? What 3 species do they include?
- from Africa & Asia
- noctural
- 2:1:3:3 dental formula
- includes Lorises, Galagos, Pottos
Lemuroidea and Lorisoidea are the 2 superfamilies of
strepsirrhini
what are the two suborders of primates
strepsirrhini and haplorhini
what are 2 characteristics of haplorhini?
- dry nose
- partial or full PO closure
Anthropoidea & Tarsiiformes are the 2 infraorders of
Haplorhini
What are 6 characteristics of Tarsiiformes?
- from SE Asia
- nocturnal
- partial PO septum
- unfused mandible
- toilet claws
- 2:1:3:3 or 1:1:3:3 dental formula
what are 3 characteristics of Anthropoidea?
- fused frontal bone + mandible
- full PO closure
- PO septum
What are 4 characteristics of platyrrhini?
- New World Monkeys
- broad noses
- wide nasal septum
- dental formula is 2:1:3:3 or 2:1:3:2
what are 3 characteristics of Catarrhini?
- old world monkeys
- narrow nose + nasal septum
- dental formula is 2:1:2:3
what are 4 characteristics of ceboidea?
- almost exclusively arboreal
- Quadrupedal Anatomy
- some have prehensile tales
- Twins in Tamarins & Marmosets
What are 4 characteristics of Cercopithecoidea?
- old world monkeys
- ischial callosities
- bilophodont molars
- quadrupedal anatomy
what are 3 characteristics of hominoidea? what are 2 species included?
- no tail
- brachiator anatomy
- y-5 molar pattern
- greater & lesser apes
- humans
What are cercopithecidae?
old world monkeys