PREFACE. ^u 



In the arrangements of the Maninialia in this volume the order 

 of succession has been from the lowest to the highest, and naturally 

 commences with the Marsupials. 



ORDKR I. Maksi'PIALIA— Marsupials. 



Fain. I. Didelphyidae— Opossums. 



ORDER II. EiMCNTATA -Edentates. 



l-'aiu. I. Dasypodidae — .Armadillos. 



ORDER III. SiRENlA -Sircnians. 



Earn. i. Hydrodamalidae — Sea Cow. 

 Earn. 2. Manatidae — Manatees. 



ORDER IV. Cetacea— Cetaceans. 



Eam. I. lialaenidae -Baleen Whales. 



Earn. 2. I'hyseteridae- Sperm Whales. 



Kani. 3. Delphinidae — Dolphins, Porpoises, etc. 



ORDER v. Lngui.ata — Hoofed Mammals. 



Eam. I. Dicotylidae — Peccaries. 



Eam. 2. Cervidae — Deer. 



Eam. 3. .■\ntilocapridae Prong-horn Antelope. 



I'am. 4. Bovidae Cattle, Sheep, etc. 



ORDER \1. Riidkntia Rodents. 



Eam. I. Sciuridae — Squirrels, Marmots, etc. 



Earn. 2. Haplodontidae — Sewellels. 



Eam. 3. Castoridae — Beavers. 



Eam. 4. Muridae — Rats, Mice, Voles. 



Fani. 5. Geomyidae — Pouched Rats. 



Fam. 6. Heteromyidae — Kangaroo Rats, Pocket Mice. 



Fani. 7. Zapodidac — Jumping Mice. 



Eam. 8. Erethizontidac Porcupines. 



Eam. 9. Ochotonidae — Picas — Chief Hares. 



Eam. 10. Leporidae — Hares and Rabbits. 



ORDER \I1. Caknivora — Carnivores. 

 Eam. I. Eelidac — Cats. 

 Eam. 2. Canidae — Wolves and Eoxes. 

 P'am. 3. L'rsidae — Bears. 

 Fam. 4. Procyonidae — Raccoons. 

 Eam. 5. Mustelidae — Weasels, Otters, etc. 



ORDER \III. PiNMiF.DiA — Sea Lions, etc. 



I' am. I. Otariidae — Eared Seals. 

 P"am. 2. Trichecidae — Walrus. 

 Eam. 3. Phocidae — Seals. 



ORDER I.\. Insectivora— Insectivores. 

 Eam. I. Soricidae — Shrews. 

 Eam. 2. Talpidae — Moles. 



ORDER \. Chiroptera— Bats. 



Eam. I. \'es]iertilionidae— Common Bats. 

 Fam. 2. Phyllostomatidae — \'anipire Bats. 

 Eam. 3. Xoctilionidae Large-eared Bats. 



