156 Beautiful Shells. 
shell, Carychium minimum (Fig. 89), though com- 
mon, is almost microscopical. 
The embryo naturalist, perchance, may imagine 
that a complete cabinet of common shells could be 
easily set up; but it is not every one whose enthu- 

87. Ancylus fluviatilis (the Common River Limpet), Miller. 
88. A. oblongus (the Oblong Lake Limpet), Kightfoot, 
89. Carychium minimum (the Minute Sedge Shell), 
Miller. 90. Limax brunneus (the Brown Slug), var., 
Draparnaud. 
’ 
siasm would lead them to undergo the task. The 
man of science is well aware that he must trace out 
the wonders of the living creation in their native 
haunts, in order to their perfect comprehension ; 
we are therefore glad to know that the York 
Natural History Society collects and sends out to 
subscribers the shells and fossils of different British 
districts and strata, at something like ten shillings 
a set. 
THE END. 
