CONTENTS 
PAGE 
Chapter I. Preliminary . . . . .201 
Introduction . . . . .201 
Objects of the Expedition . ... . 202 
History of the Expedition .... 203 
Chapter II. Topography and Statistics . . . 204 
Old Calabar ..... 204 
Akassa ..... 206 
Lokoja ..... 208 
Chapter III. Haemamoebidae in Nigeria . . .211 
Haemamoebidae in Definitive Hosts . .211 
Haemamoebidae in Intermediary Hosts . . 211 
Haemamoebidae in Europeans . . . 2^0 
Other Haemamoebidae . . . . 231 
Chapter IV. Some Points on the Bionomics of Anopheles . . 232 
Breeding-places . . . , 232 
Breeding-places of Culex . . . . 234 
Ova . . . . . - 235 
Larvae . . . . 23 5 
Habits of Adult Anopheles . . .235 
Chapter V. The Prevention of Malarial Fever . .246 
Prevention of Biting by Anopheles . . . 248 
Destruction of the Insect .... 249 
Destruction of Larvae . . . .252 
Recommendations . . . . 254 
Appendix ....... 262 
