_Placentalia, or Monodelphia (Placental Animals)._ Mammals without Cloaca, with Placenta, without Marsupial Bones. ----------------------------------------------------------------------------------- _Legions of_ | _Orders of_ | _Sub-orders of_ |_Systematic Name_ _the_ | _the_ | _the_ | _of_ _Placental Animals._|_Placental Animals._|_Placental Animals._ | _the Sub-orders._ ----------------------------------------------------------------------------------- III. 1. INDECIDUA. _Placental Animals without Decidua._ ----------------------------------------------------------------------------------- V. { I. Single-hoofed { 1. Tapirs 1. Tapiromorpha =Hoofed Animals= { _Perissodactyla_ { 2. Horses 2. Solidungula +Ungulata+ { { II. Double-hoofed { 3. Pigs 3. Choeromorpha { _Artiodactyla_ { 4. Ruminating 4. Ruminantia { III. Herbivorous { VI. { Whales { 5. Sea cows 5. Sirenia =Whales= { _Phycoceta_ { +Cetacea+ { { IV. Carnivorous { 6. Whales 6. Autoceta { Whales { 7. Zeuglodonta 7. Zeugloceta { _Sarcoceta_ { VII. { V. Digging Animals { 8. Ant-eaters 8. Vermilinguia =Animals= { _Effodientia_ { 9. Armadilloes 9. Cingulata =poor in teeth= { +Edentata+ { VI. Sloths { 10. Giant Sloths 10. Gravigrada { _Bradypoda_ { 11. Dwarf Sloths 11. Tardigrada ----------------------------------------------------------------------------------- III. 2. DECIDUATA. _Placental Animals with Decidua._ ----------------------------------------------------------------------------------- VIII. { VII. Rapacious {12. Rapacious land 12. Carnivora =Placental Animals= { Animals { animals +Zonoplacentalia+ { _Carnaria_ {13. Rapacious sea 13. Pinnipedia { { animals { { VIII. False-hoofed {14. Hyrax 14. Lamnungia { Animals {15. Toxodonts 15. Toxodontia { _Chelophora_ {16. Dinotheria 16. Gonyognatha { {17. Elephants 17. Proboscidea