Census of Scottish Land and Fresh- Water Mollusca. 



501 



CJ 



West Highlands. 



— '-' T- '-'-' 



^ S Q 





Q 



CO 



^ 



w 





North Highlands. 



w 



o 



05 



f=^ 



P5 



H 



;- z: oi 



=3 



m O 



Isles. 



o 



C/2 

 01 



Name of Species. 



