SIPHONODENTALID^«, 





PLATE 32. 



40 



36 





37 



\ 



liifrr 



38 



^ 



41 



i \ 

 i 



\ • /" 



39 



4: 



f^ — 'i^i 



/ 



43 



44\ 



45, 



r: 



/• 



47 



48 



49 



46'^, 



u 



