The Relation of Mollusks to Fish in Oneida Lake 63 
ANIMAL LIFE. 
MOLLUSCA, 
Llliptio complanatus, small, abund- Physa ancillaria warreniana, not 
ant between rocks. common, on rocks. 
Anodonta implicata, common. Planorbis campanulatus, abundant, 
Lampsilis iris, rare. on rocks. 
Strophitus undulatus, rare. Planorbis antrosus, rare. 
Goniobasis livescens, abundant on  Planorbis binneyi, rare. 
rocks. : Galba catascopium, abundant, on 
Campeloma integrum, rare (1 speci- rocks. 
men). Lymnea stagnalis lilliane, rare (1 
Bythona tentaculata, rare(1 speci- immature specimen) . 
men). 
CRUSTACEA. 
Crawfish (Cambarus propinquus), female, between rocks, common. 
Galba catascoprum and Planorbis campanulatus were 
observed on the submerged stem of the Water Willow. 
Station X XI. Musxrat Bay. 
Habitat 1. Point at west entrance to bay (Field Nos. 243, 
244), 
This habitat includes the area extending from the rounded 
point of land which forms the west shore of Muskrat Bay, 
well into the western side of the bay, as it all belongs to the 
same character of habitat. The shore is here bare of vegeta- 
tion and forms in some places an overhanging bank upwards 
of a foot above the water, and in other places a smooth sloping. 
beach (Fig. 18). 
s3orrom: Pouldery, sandy in the deeper water. Water: 
6 to 36 inches deep. 
VEGETATION. 
Bulrush (Scirpus occidentalis) . 
ANIMAL LIFE. 
The clams live between the rocks in the sandy bottom of 
the deeper water, where they are more numerous. The snails 
live abundantly on the rocks and are less common in the . 
deeper water with sandy bottom. 
