Fresli-icater Shells, 



Wlio seeks him must be worse than blind 

 (He and his house are so combin'd). 

 If, finding it, he fiails to find 



Its master. 



43 



FRESn- WATER SHELLS. 



Many of the following group of Fresli- water 

 ShellSj are remarkable for elegance of form_, and 

 some for richness of colouring'; hence, perhaps,, the 

 scientific name applied to the family in which they 

 a,re mostly included — Limnceidcej which, like limn—^ 

 to paint, agrees vnth the Frencli enluminer. Thcso 



'mollusks are found in rivers, streams, ditches, and 

 moist marshy places. Like those which live wholly 

 on land, they breathe through lungs, and therefore 

 cannot exist without air ; which accounts for their 

 frequently coming to the surface, when under 



