Pearson. Phil. Trans., 1895, A, Plate 14. 













late I) 
















tal} scale. 


ixon 




of | hor 


-{L- 
ur 








pas a 


































Fig. 16. 
NUMBER OF DORSAL TEETH ON ROSTRUM OF SE IEE 3 AND (Plymouth, Weldon). 
Observations : 



No a Ch TVE 5 cp ewe nd encedene 
Maximum Ordinate|: 562-5 
Standard. Deviation : 9544 i 
] | y 
Shew urve, Type W: |-----+- 
} 4 en je 
Bi ton|: 2b7eb3s tan.|\6, 3 
y= COS 7. 












where 5 log Y. = 8-443,1096- 
Origin | to eel Vertical =7-0/45. 
| 







— 

















































a 
Wureber 6 éth: 
ai. Z Frege 













