A 0. DiMON 



43 



i. CoiTclation lictwccn nuiiiber of whoi-Is ;uid aiiioal aiigic of .sliclls of X. ohsnlcta from 

 locality 3. 



Numlicr (if W'lioi'ls : Anglo : 



jrcaii = h-KVl. Mo.iu = 8-0784. 



Standard Deviation^ r()15. Standard Deviation = 2'85i). 



Correlati<)ri = -O077. 

 Total frcquL'ncy = 35". 



Angle 



^ 

 ^ 



