Method VI. To Examine Single Organs .—Dissect 
out the organs, e.g., the salivary glands, (i) Smear a 
portion out on a slide, fix, and stain, or (2) fix the 
whole organ in a suitable fixative (vide p. 404), imbed 
in paraffin. 
Preservation of Ticks. —This may be done in the 
following ways : (1) Dry ; (2) ten per cent, formalin ; 
(3) s P irit - 
Despatch of Living Ticks by Post .—Ticks will 
travel alive in pill boxes with the lid replaced by some 
fine gauze, or place in specimen tubes with some pieces 
of crumpled paper to prevent shaking. Plug the tube 
with wool. 
