47* 
REPORTS  OF  THE  TWENTY-FIRST 
EXPEDITION  OF  THE  LIVERPOOL 
SCHOOL  OF  TROPICAL  MEDICINE 
JAMAICA,  1908-1909 
Section  II 
MALARIA 
BY 
W.  T.  PROUT,  C.M.G.,  M.B,  Ch.M., 
HON.  LECTURER,  SCHOOL  OF  TROPICAL  MEDICINE  ;  MEMBER  OF  THE  ADVISORY 
COMMITTEE  TO  THE  COLONIAL  OFFICE;  LATE  PRINCIPAL  MEDICAT, 
OFFICER,  WEST  AFRICAN  MEDICAL  STAFF  ;  ETC. 
{Re.ceived  for  publication  i  July,  iQog) 
CONTENTS  fagk 
I.  Acknowledgments  . 475 
II.  Introductory  .  47^ 
III.  Description  of  the  Island . 477 
Mountains  . 477 
Rivers  .  47^ 
Rainfall  . 47^ 
Temperature  .  47^ 
IV.  General  History  of  Malaria . •■•••  47^ 
Various  Theories  .  4/9 
Laveran’s  Discovery  of  the  Plasmodium  .  479 
Ross’s  Discovery  of  the  Mosquito  Transmission  .  479 
Experimental  Proofs  .  4^° 
Role  of  other  Mosquitoes  in  Disease  Transmission, 
Elephantiasis  and  Filaria,  Stegomyia  and  Yellow 
Fever  .  4^0 
V.  The  Nature  of  Malaria .  4^’ 
The  Parasite  in  the  Blood  . - .  4^^ 
Types  of  Fever  . 4^1 
The  Parasite  in  the  Mosquito  .  4^2 
VI.  The  Anopheles  Mosquito .  4^3 
The  Life  History  of  the  Anopheles  ;  Eggs  .  4^3 
Larvae  .  483 
Pupa  .  483 
Adult  .  483 
