Ungulates and Cetacea Flashcards
Odd-toed ungulates
Perissodactyla
Even-toed ungulates
Artiodactyla
Features of Equidae skull
complete post-orbital bar, massive heel to dentary, raised nasals, upper incisors, quadrate hypsodont cheek teeth
Domestic/feral horse
Equus ferus caballus
Domestic donkey
Equus africanus asinus
Tapir family
Tapiridae
Rhino family
Rhinocerotidae
Rhino distribution
Africa and SE Asia
Tapir distribution
Neotropics, SE Asia
Traits shared by cetacea and artiodactyla
- Have paraxonic pes
- Astralagus (heel bone) has unique ‘double pulley’ morphology
- Deciduous trilobed P4
Family in suborder Tylopoda
Camelidae
Feral pig
sus scrofa
Family that contains pigs
suidae
Features of suidae
bunodont, omnivores, prominent occipital crest, canines develop into tusks, lack post-orbital bar, 4 toes/foot, prominent disk at tip of rostrum, long paraoccipital process, elongated skull with flat profile
Family that includes peccaries and javelinas
tayassuidae