VII. Map of the Palearctic Region, showing its
Division into three Sub-regions

196

VIII. Outline Map of the World, showing the six

Sea-regions

216

XV

b

LIST OF ILLUSTRATIONS IN THE TEXT

Gorilla, Young Female .

THE AUSTRALIAN REGION

FIG. 1. The Duck-bill (Ornithorhynchus anatinus)

2. The Thylacine (Thylacinus cynocephalus)

4. The Common Wombat (Phascolomys mitchelli)

6. The Papuan Echidna (Proechidna bruijni)

Frontispiece

PAGK

23

28

31

38

THE NEOTROPICAL REGION

FIG. 7. The Quica Opossum (Didelphys opossum)

56

10. The Three-banded Armadillo (Tolypeutes tricinctus).

59

FIG. 13. The Cape Aard-vark (Orycteropus capensis)
14. The White-bellied Pangolin (Manis tricuspis)
15. The Hippopotamus (Hippopotamus amphibius)

89

90

91

FIG. 29. The Virginian Opossum (Didelphys virginiana) .

155

31. The Rocky-mountain Goat (Haploceros montanus)

157

FIG. 35. The Bactrian Camel (Camelus bactrianus)