154 



ANNALS OF SCOTTISH NATURAL HISTORY 



M 



O 



co 



o sC 



in = 



rt 



CD 



0) T3 



u 



1 



O (U 



:S 

 _i 



<L) CJ 



-G OT 

 "S OJ 



O 

 c/: 



bC 



_C 



O 



(i 



iJ 

 PC 



