Biological Anthropology 3/25- Phylogeny- is branching patternso Broad classeso At a finer level you have more detailedo You have a time lineo The branching sequence of what we think represents evolutionary historyo The grade is based on phylogenetic reconstructions-evolutionary systematics, general levels of organizationo Clade is based on phylogenetic reconstructions-phylogenetic systematics; group of common genetic origino Traits are debated- Caldogram-shows the relationships for particular types in a particular timelineo How closely related the species areo Generally don’t have a timelineo Can include an extinct species- Clade basedo All taxa must be monophyletic; common ancestor of descendant as well as those descendants- High Primates-Anthropoidea o Platyrrhini-New Worldo Catarrhini-Old World- Africa and Asia-Old World- North and South America- New World- Prosimianso Lemurs, galagos, loriseso All have wet noseso Eye sockets are not completely enclosedo They have a grooming clawo They are mostly nocturnalo They have specialized scent glandso They have more primitive looking featureso They are of small weight- Sympatry is when different species are living among each other- Anthropoids have nostrils that point downward, with an often prehensile tail and usually scent mark their territory- Anthropoidso Platyrrhini New World 2 families- Cebidae- Callitrichidae-