6 CONTENTS. 



CHAPTER PAGE 



XXVII. CETACEA AND SIRENIA 259 



XXVIII. MARSUPIALS MONOTREMES . . . 264 



XXIX. BIRDS 268 



XXX. BIRDS (continued) PASSERES : . . 292 



XXXI. KEPTILES AND BATRACHIANS 2S9 



XXXII. FISHES 310 



XXXIII. INSECTS 325 



XXXIV. SOME USEFUL INVERTEBRATES PISCICULTURE 340 



XXXV. OBNOXIOUS INVERTEBRATES . . 352 



