History Of The Horse Flashcards
Kingdom
Animalia
Phylum
Chordata
Subphylum
Vertebrata
Class
Mammalia
Order
Perissodactyla
Family
Equidae
Genus
Equus
Species
Caballus (horse) assinus (ass)
What are the 3 families in the order Perissodactyla?
Equidae
Tapiridae
Rhinocerotidae
what are the last 5 groups in the Equus genus?
asinus
burchelli
prezewalski
hemionus
How did we grow into todays agriculture?
hunter- gatherers
farmers
agriculture
People stopped being as nomadic and started to settle in to more permanent homes and began to domesticate and raise plants and animals.
When plants and animals became domesticated, what did people have to learn about?
Reproduction patterns, disease, nutrition, genetics, meat science, and more.
What happened between 4000-3000 B.C.
horse domestication began on the Steppes North of the Black Sea
What happened in the Mesopotamian era (between 2 and 4 k B.C.?
Oxen were yoked and asses and Onagers were harnessed
Domesttication
The point at which the care, feeding, and breeding of a species come under the control of people. It occurs when humans, as opposed to natural sources, become the primary selection agents in the evolution of a species. To adapt the behavior of animals to fit the needs of the people.
What does perisso in perissodactyla mean?
strange or odd
what does dactyla in perissodactyla mean?
Toe
what does perissodactyla mean?
an order of mammals that comprises the odd-toed ungulates
How old is the earth?
4.5 billion years old
when was the earliest ancestor of today’s horse present?
50 million years ago in the Eocene Epoch
what was the earliest ancestor called from the Eocene Epoch?
Eohippus (Hyracotherium)
what was the Eohippus also known as?
dawn horse
describe the Eohippus
50lbs, 4 front toes, 3 hind toes, 44 low low-crowned teeth, browser eats leaves off the trees
what horse came after the Eohippus?
Mesohippus about 35 million years ago in Oligocene Epoch
describe the Mesohippus
larger than Eohippus, 3 front toes, 3 hind toes, teeth more evolved
what horse came after Mesohippus?
Merychippus about 20 million years ago in the Miocene Epoch
describe the Merychippus
beginning of grazing horse of today, gregarious, teeth similar to present horses and toes regress
what horse came after Merychippus?
Pliohippus about 5 million years ago in the Pliocene Epoch
describe the Pliohippus
first true monodactyl, teeth and limbs most similar to present horses
what horse came after Pliohippus?
Equus about 1 million years ago in the Pleistocene Epoch
describe the Equus
horse of today, true grazers
where were descendants of Eohippus distributed throughout?
Europe and America
Horses were extinct in America until who brought 30 of to them new world
Columbus
who else brought horses to America in the 16th century which present American horse breeds derive from?
Spanish Conquistadors
evolution is not a straight line, but more like a?
branching bush
what is the only surviving branch of equus caballas and todays true horse?
Equus