MUSEUM OF COMPARATIVE ZOOLOGY. 173 



leaves, brush, and roots of trees, and in protected and secure places, generally 

 on the nortli slopes of the mountains. (Hemphill.) 



Patula strigosa, var. lactea, Hemphill, The Nautilus, 1890, p. 134. 



An authentic specimen is figured. 



Patula strigosa, var. Utahensis, He.mphill. 



For locality, see 2d Supplinent, p. 30. This is a rough, coarse, carinated variety, 

 figured in Terr. Moll. V., p. 158, Fig, 66. Tlie peristome is sometimes continuous 

 by a lieavy raised callus connecting its terminations. It is sometimes smaller 

 and more elevated. (2d Suppl, p. 33.) 



Patula strigosa, Gould, var. depressa, Cockerell. 



Shell flattish, maximum diameter 21J, altitude 12^ mm. Specimens of this 

 variety were sent to me by Miss A. Eastwood, who found them in a canon near 

 Durango, Colorado. The same variety is figured by Binney, Man. Amer. Land 

 Shells (1885), p. 166, Fig. 153. (Cockerell.) 



Patula strigosa, var. depressa, Cockerell, Tiie Nautilus, 1890, p. 102. 



Patula strigosa, var. albida, Hemphill. 



Shell broadly umbilicated, greatly depressed, white, tinged with horn-color; sur- 

 face covered with fine oblique strias and fine microscopic revolving lines ; whorls 

 6, convex, the last falling in front ; spire very little elevated, apex obtuse, aperture 

 oblique, nearly round; peristome simple, thickened, subreflected at the columella, 

 its terminations approaching, joined by a thin callus. Height ^ inch, greatest di- 

 ameter 1 inch, lesser f inch. 



Near Logan, Utah. 



Patula strigosa, var. albida, Hemphill, The Nautilus, IV. p. 17, June, 1890. 

 The above is Hemphill's description, 



Patula strigosa, var. parma, Hemphill. 



Shell broadly umbilicated, greatly depressed, of a dark dirty horn-color, surface 

 somewhat rough, covered with coarse irregular strife, and microscopic revolving 

 lines ; whorls 5^ or 6, subcarinated throughout, somewhat flattened above, rounded 

 beneath, and striped with two chestnut-colored bands, one above and the other 

 just at the periphery; spire very little elevated, umbilicus moderately large and 

 deep ; aperture ovately round, oblique ; peristome simple, subreflected, its termi- 

 nations approaching and joined by a thin callus. Height i inch, breadth 1 inch. 



Near Spokane Falls, Washington. 



Patula strigosa, var. parma, Hemphill, The Nautilus, IV. p. 17, June, 1890. 

 The above is Hemphill's description. 



