564 MEDICAL ENTOMOLOGY 



PAWLOWSKY, E. Uber den Stech und Saugapparat der Pediculiden. 



Zeit. filr wiss. Insektenbiologie, Bd. II, 1906, S. 

 156-162, 198-204. 



The mouth parts of Pediculus, studied by sections, 

 with an account of previous work and references to 

 literature. 



WARBURTON, C. Report on a preliminary Investigation on Flock as a 



possible Distributor of Vermin, and on the Life His- 

 tory of the Body Louse. Reports to the Local 

 Government Board, New Series, No. 27, 1910. 

 An important paper, containing an account of the life 

 history and bionomics. Quoted in the foregoing 

 chapter. 



