24 INTRODUCTION. 
Storks (Ciconinee), Snipes and Woodcock (Scolopacide), 
Plovers, Oyster-catchers, and Turnstones (Charadriidz). 
Order 3. Cursores (Runners).—Zx, Ostrich (Struthio), American 
Ostrich (Rhea), Emeu (Dromaius), Cassowary (Casu- 
arius), Apteryx. 
Order 4. Rasores (Scratchers).— Ex. Grouse, Ptarmigan, Part- 
ridges, Pheasants, Turkey, Guinea-fowl, Domestic 
Fowl, Pea-fowl (Gallinacei); Doves, Pigeons, Ground- 
pigeons (Columbacei). 
Order 5. Scansores (Climbers).—Z£x. Cuckoos (Cuculide), Wood- 
peckers (Picidze), Parrots, Cockatoos, Parrakeets 
(Psittacidze), Toucans (Rhamphastidee), Trogons (Tro- 
gonidze). 
Order 6. Jusessores (Perchers). —Zx. Crows, Magpies, and Jays 
(Corvidee), Starlings (Sturnide), Finches, Grosbeaks, 
Larks (Fringillide), Thrushes, Blackbirds, Orioles 
(Merulide), Creepers and Wrens (Certhidze), Hum- 
ming-birds (Trochilidz), Swallows and Martins (Hirun- 
dinidee), Swifts (Cypselidee), King-fishers (Alcedinidz). 
Order 7. Raptores (Birds of Prey).—£x. Owls (Strigidze), Falcons 
and Hawks (Falconide), Eagles (Aquilina), Vultures 
(Vulturidee). 
Order 8. Saurure (extinct).—Zx. Archzopteryx. 
CLass V. MAMMALIA (Mammals or Quadrupeds). — Respiratory 
organs in the form of lungs, which are never connected with air-sacs 
placed in different parts of the body. Heart four-chambered. Blood 
warm. Skull united to the backbone by two articulating surfaces or 
“condyles.” Each half of the lower jaw composed of a single piece. 
Appendages of the skin in the form of hairs. Young nourished by 
means of a special fluid—the milk,—secreted by special glands—the 
mammary glands. Animal viviparous. 
A. NON-PLACENTAL MAMMALS.—The young not provided with a 
placenta. 
Order 1. Monotremata. — Ex. Duck-mole (Ornithorhynchus), 
Spiny Ant-eater (Echidna). 
Order 2. Marsupialia. —Ex. Kangaroos (Macropodide), Kan- 
garoo-bear (Phascolarctos), Phalangers (Phalangis- 
tida), Opossums (Didelphide), Tasmanian Devil 
(Dasyurus). 
B. PLACENTAL MAMMALS.—The young provided with a placenta. 
Order 3. Zdentata.— Sloths (Bradypodidz), Armadillos (Dasy- 
podide), Hairy Ant-eaters (Myrmecophagide), Scaly 
Ant-eaters (Manis). 
Order 4. Sivenia.—Ex. Manatee (Manatus), Dugong (Halicore). 
Order 5. Cetacea.—Ex. Whalebone-whales (Balzenidz), Sperm- 
whales (Physeteridz), Dolphins and Porpoises (Del- 
phinidz). 
