ANTHRO 1 Lecture Notes - Lecture 7: Strepsirrhini, Lemuriformes, Sifaka
9 Mar 2018
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Most are : nocturnal, insectivorous, solitary, arboreal, small. Type of strepsirhine: african lorises a. b. c. d. e. Why are there so many different lemurs on madagascar? a. Ancestors of lemurs were isolated on madagascar with few predators or competito. Adaptive radiation = differentiated into diverse species with diverse adaptati i. b. Highly social, live in catta, in large co-gender groups, dominance hierarc d. Diversity in lemur size and ecology i. ii. iii. iv. Tarsiers a. b. c. d. e. f. g. Strepsirhines-like traits: 2 grooming claws and unfused mandibles. Haplorhine-like traits: no rhinarium, large upper incisors, enclosed orbits, hemocho. Characteristics: i. ii. iii. iv. v. vi. vii. Three premolars 2133 dental formila erarches and male-male competition, and tails used for social communication chorial placenta, big babies, genetic similarity, ectotympanic tube d. Some new world monkeys: spider monkey, howler monkey, wooly monkeys. Typical new world monkeys: capuchin a. b. c. Diurnal, arboreal, broad diet, with lots of fruit.
