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ENTOMOLOGICAL NEWS. 



[Dec, 'o6 



Number of Eggs of Samia cecropia, Pulvinaria 



innumerabilis, and Culex pipiens. 



John J. Davis, Urbana, 111. 



Samia cecropia Linn. 



The following table gives the number of eggs laid by in- 

 dividual females of Samia cecropia. As is shown in the table 

 there is a wide range in the number of eggs laid by different 

 individuals, this varying from 119 to 366, but these are appa- 

 rently exceptions to the rule as most of the counts range 

 between two and three hundred. The cecropia cocoons were 

 kept in the laboratory for part of the winter and for this 

 reason the dates of emergence are earlier than they would be 

 normally. 



Total 4878 



Average per female 243.9 



Pulvinaria innumerabilis Rath. 

 In the proceedings of the Davenport Academy of Natural 

 Sciences, Vol. II., p. 331, Mr. J. D. Putnam says, " The entire 



