344 



THE MONTHLY BULLETIN. 



France. P. laurinus (Bvd.) is recorded only on laurel from the same 

 country. The writer has been unable to compare the Ontario species 

 with either of these. As the species in question also attacks other 

 plants the above is really of little true worth imless taken in connec- 

 tion with all the known hosts. 



The above data are not given to confuse the orchardist but rather to 

 show the possibilities of species in question being imported. If this is 



Fig. 72. — Females of the Ontario mealy bug, Pseudococcus 

 sp., around the navel of an orange. (Author's illustration.) 



true the situation becomes somewhat different than was supposed in 

 that an introduced species might prove more destructive than a native 

 form which may have been present in the particular locality for a 

 number of years. However in general the methods as recommended 

 for control measures would not necessarily change and the writer 

 still urges the same procedure as was given at the convention. It is 

 hoped that in the near future the specific identity of the insect may be 

 ascertained. 



