ANT203H5 Lecture Notes - Lecture 10: Colobinae, Gibbon, Gray Langur
Document Summary
African colobus monkeys: several species, forests and grasslands of central africa, folivores, one male multi-female groups, black and colobus (colobus guereza) has long white tail and a reduced thumb. Langurs: widely dispersed in south and south-east asia, multi-male multi-female, or one male multi-female groups, known for high rates of infanticide. Snub-nosed monkeys: 3 species in forests of china, large groups with hundreds of individuals, hierarchical society, rare and remote, highly endangered. Family 2: hominidae 3 subfamilies (gorillinae, ponginae, homininae) Traditional systematics classified 3 families: hylobatidae, pongidae, hominidae. Cladistics classifies ponginae, gorillinae, homininae as subfamilies under the family. Old world monkeys bilophodont molars (4 cusps); hominoids rounded molars, y-5 cusp pattern. Adapted to suspensory locomotion: larger and stronger clavicle, flexible shoulder joints, flexible wrists (with meniscus between arm bones and wrist bones, longer arms than legs (except humans) Family: hominidae subfamily: homininae tribe: panini.
