324 



TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 



Date. 



» 



No. 



Average 

 Length 

 in mm. 



June 20th 



Berried Females 



185 

 163 

 265 



72-7 





Non-berried Females 



56-7 





Males 



51-25 











613 





October 10th ... 



Berried Females 



2 



303 

 162 



67-5 





Non-berried Females 



64-95 





Males 



58-15 











467 





October 20th ... 



Berried Females 



2 

 501 

 491 



72-5 





Non-berried Females 



61-65 





Males 



51-95 











994 





December 11th ... 



Berried Females 



158 



328 



1,336 



69-65 





Non-berried Females 



64-75 





Males 



55-3 











1,822 





Table II. 





Percentage of 

 Males. 



Percentage of 

 Berried 

 Females. 



Percentage of 



Non-berried 



Females. 



January, 1913 (1) 



59-3 



24-5 



16-2 



February 



No. sa 



mples 









March, 1913 (1) 



48-4 



410 



10-6 







April, 1913 (1) 



19-3 



70-6 



10-1 







May, 1913 (1) 



22-2 



58-8 



190 







June, 1913 (1) 



43-2 



30-2 



26-6 







Julv, 1912 (1) 



30-0 



64 



60 







August, 1912 (2) 



13-9 



35-7 



50-4 







September 



No sa 



mples 









October, 1913 (2) 



44-7 



0-3 



55-0 



November, 1912 (1) ... 



42-2 



2-6 



55-2 



December, 1912-13 (2) 



72-2 



8-8 



190 



