188 BULLETIN OF THE 



Shell narrowly umbilicated ; globosely depressed, of a dark yellowish color, sur- 

 face somewhat shining, covered with oblique striae, interrupted by numerous wavy 

 lines and oblong blister-like wrinkles, hardly perceptible to the naked eye ; whorls 

 5|, convex, striped by a single chestnut band, double margined by lighter ones ; 

 spire very iittle elevated, suture well impressed; lip simple, reflected, and nearly 

 covering the umbilicus, its terminations approaching and joined by a tiiin callus ; 

 umbilicus narrow and small. Height | inch, greatest diameter 1 inch, lesser ^ inch. 



San Jacinto Valley, San Diego Co., California. 



A very depressed form, quite variable in size, some of the specimens not being 

 more than half the size of tiie measurements given. It is lighter colored than any 

 of the southern varieties of tudiculata except var. Binneyi. 



Arionta Ayresiana, Newcomb. 



Plate I. Fig. 7. 



I give a new figure of this species. 



Arionta intercisa, W. G. Binney. ^ 



In "Zoe," Vol. I. No. II, January, I89I, p. 330, Mr. Hemphill describes 

 these varieties of A . intercisa : — 



Var. minor. Smallest specimen, greatest diameter 18 mm., altitude II mm. 

 Uniform light yellowish chestnut-color, with and without a band, and varies 

 very mitch in form and elevation or depression of spire. 



Var. elegans. Uniform ashy buft-color, faintly banded, and variable in form . 



Var. nepos. Uniform ashy white ; spire horn-color, variable in form and 

 sculpturing. 



Var. alhida. Uniform milk-white, sometimes with a faint band at the 

 periphery; sculpture nearly obsolete. 



In the same journal (p. 434) Mr. Hemphill thus describes several varieties 

 of rcdimita, which species he refers, however, to Kel'letti : — 



Var, castaneus. Uniform, polished, chestnut- color, darker band at the periph- 

 erj', spire sprinkled with fine ashen specks. 



Var. hyhrida. Uniform ash-white color, and a dark band at the periphery, 

 flecked with transverse markings and specks of dark brown and light chestnut. 



Arionta ruficincta, Gabb. 



Plate I. Fig. 3. 



A new figure is given of this species. 



Arionta Kelletti, Forbes. 



Mr. Hemphill, in Terr. Moll. V., 3d Suppl., has thus described several 

 varieties. I figure authentic specimens of each. 



Var. albida (Plate IV. Fig. 3). This is a beautiful clear white translucent 



