204 Wisconsin Academy of Sciences, Arts, and Letters. 
Station II. (Figure 3.) 
Substation I. 
A small bay, or bayou, west of Sanders’ Kesort. The water 
is from a foot to five or six feet in depth, and is filled with logs, 
which have been brought for use in Sanders’ saw mill. Mollusks 
are abundant on the logs or in the shallow water near the shore. 
MOLLTJSCA COLLECTED. 
Lymncea emarginata wisconsinensis. 
Planorbis binneyi. 
Planorbis bicarinatus striatus. 
Planorbis campanulatus rudentis. 
Physa ancillaria warreniana. 
Campeloma decisum. 
Substation 2. 
The swampy shores of substation I, caused by the raising of 
the water level of the lake. The water is shallow (a few inches 
to a foot in depth), the bottom is composed of soft, sticky mud 
of clayey character and is filled with algae. Hear the shore 
there is an area of Typha latifolia, which extends westward for 
a considerable distance. Above the Typha society there is the 
same second growth of forest as that mentioned under StationL 
MOLLTJSCA COLLECTED. 
Lymncea columella. 
Lymncea lanceata. 
Lymncea obrussa. 
Planorbis hirsuties. 
Segmentina armigera. 
Succinea retusa. 
Musculium securis. 
Pisidium abditum. 
