inhabiting the United States. 435 
dermis is lighter, being nearly white ; it is smaller, yet 
has one more whorl ; it is less x, and the whorls 
are less prominent ; the n are finer 
and more delicate, and their direction is more nearly 
at right angles with the suture; the aperture is more 
nearly a direct section of the whorl ; the body-whorl 
is more rounded on the base; the umbilicus js less 
, spread or cup-shaped, and, though deep, does not ex- . 
~*~ hibit all the volutions. The nucleus of the shell or 
-~ the original whorls, which exist when the animal 
-= leavesits egg, are much more minute and delicate.* 
47. HELIX MINUSCULA. , 
Plate XXII. fig. 4. 
sta arate orbieulato-depressi, uibbilieatl; albidà; anfractibus 
quatuor, convexis 5 apertu tora cir plici, acuto. — — - 
didi Synonyms AND da 
Helix miniacul, AT 
~ Description. 
Animal. ! Not observed. 
* For this species and description I am indebted to the kindness or t 
my late friend, C. J. Wa ia M. D., of Roscoe, octon County, 
Ohio, who has passed away from among us since this paper was 
begun. Dr. Ward' was —À to most of the naturalists of the United 
States, and was distinguished for his uniformly liberal intercourse with k 
eod He seemed to possess no exclusive or selfish feelin, in mat- ^ 
A. science, but was always. ready to impart his stores of knowl- E 
his assistance, and his time, to those who were engaged in i 
pursuits similar to his own. His loss will be deeply regretted by his, 
numerous correspondents, as well as by his personal friends. He died - 
at his residence in — last, after a very shortillpess, ^ 
LI i " j co " 
N : ‘ [AE oe pr? 
&- ^W : v D 
ty M * *» 
* 
