46 PHYSA. 
. SPECIES INHABITING THE STATES EAST OF THE 
Rocky Mountains. 
A. Inflated species. 
28. PHYSA ANCILLARIA, Say. 
Plate 8, fig. 1. 
va 
Hald., Monog., p. 27, t. 3, figs. 1 to 8, 10 (excl. 9). 
The form of this shell is generally obovate, 
ie upper part of the body whorl being round 
1ouldered. I have figured a fine typical form 
om Moravia, N. Y. (fig. 1.) 
24, PHYSA SAYTI, Zappan. 
Ph, aneillaria (part), Hald., t. 3, fig. 9. 
Physa Warreniana, Lea. Plate 8, fig. 2. 
Shell ovate much inflated, color brownish- 
‘low or chestnut; whorls five; the first 
rge, the others small, terminating in an 
ute dark brown apex; aperture large, four- 
ths of the length of the shell, translucent. 
(62) 
