CONTENTS 



. CHAPTER I 

 INTRODUCTION 



Early suggestions regarding the transmission of disease by insects. 

 The wavs in which arthronork mav aflW-f tv 



ADDITIONS AND CORRECTIONS 



vi line 1 1, for Heilkunft read Heilkunst. 6-56 



1 8 line 2, for tarsi read tarsus. 



32 line 21, and legend under fig. 23, for C. (Conorhinus) ,trnrWfn<: n^r 



abdominalis read Melanolestes abdominalis. )ther 



47 legend under figure for 33c read 34. 



92 line 22 and 25, for sangiusugus read sanguisugus. 



116 legend under fig. 83, for Graham-Smith read Manson. 



136 line 10, from bottom, insert "ring" after "chitin". 



137 line 3, for meditatunda read meditabunda. 

 145 line 7, from bottom, for Rs read R 5 . 



158 line 20, for have read has. 



212 after the chapter heading insert "continued". 



219 line 10, from bottom, for Cornohinus read Conorhinus. 



266 line i, fig. 158] refers to the female. 



272 line 5, insert "palpus" before "and leg". 



281 line 6, for discodial read discoidal. 5 or giant water- 



281 last line, insert "from" before "the". imiptera reported 



284 line 5, for "tubercle of" read "tubercle or". 



305 lines 19, 28, 44, page 306 lines i, 9, 22, 27, 30, page 307 line 7, 



page 309 lines 8, 1 1, for R 4 + 5 read Mj+ a . 



309 legend under fig. 168 add Bureau of Entomology. 



312 line 36, for "near apex" read "of M,+ 2 .". 



313 running head, for Muscidae read Muscoidea. 



314 line 29, for "distal section" read "distally Mj+ 2 ". 



315 legend under fig. 172, for Pseudopyrellia read Orthellia, 5onmg by nettling 



for Lyperosia read Haematobia, for Umbana read urbana. 

 323 and 325" legends under the figures, add "After Dr. J. H. heir blood plasma 



Stokes". 

 328 line 7 from bottom for Apiochaeta read Aphiochaeta. 



PARASITIC ARTHROPODS AFFECTING MAN 57 _ I3 o 



Acarina, or mites. 



The Trombidiidae, or harvest mites. 

 The Ixodoidea, or ticks. 



Argasidae. Ixodidae. Treatment of tick bites. 

 The mites. 



Dermanyssidae. Tarsonemidae. Sarcoptidae, the itch mites. Demode- 



cidae, the follicle mites. 

 Hexapoda, or true insects. 

 Siphunculata, or sucking lice. 

 Hemiptera. 



