AIR-BREATHING SNAILS AND SLUGS 285 



with a broad, dark band. Its diameter is three- 

 fourths of an inch. 



E piphray f/io pliora tudiculata^ Binney, the 

 Bruised Snail, has a large shell, rather thin, marked 

 with numerous indentations; umbilicus nearly or 

 comp:)letely closed, peristome white, and thickened 

 near the umbilicus. The six whorls are of an olive 

 brown color, and a rather wide band with a lighter 

 space above and below it encircles the body-whorl. 

 Its diameter is upwards of an inch. This is a 

 southern species, being found about San Diego, also 

 ranging through Tulare and adjacent counties to 

 the Sierras. Var. umhilicata^ Pils., shell smoothish, 

 malleation weak, umbilicus widely open, diameter 

 27 mm. ; from San Luis Obispo Co., Cal. 



Epipliragmophora gabbi^ Newc, Gabb's Snail, 

 comes from San Clemente Island. The shells are 

 about the size of large peas, thin, light horn-colored, 

 with a dark band. Var. facta^ Newc, is more solid 

 and compact; shell, whitish, peristome yellowish, 

 thick and reflected. From Santa Barbara and San 

 Nicolas Islands. 



Epiphragmophora rufocincta^ Newc, the Red- 

 banded Snail, is a small species from Catalina Is- 

 land. The shell is smooth, thin, with a low spire. 

 Horn-colored, with the ever present band of chestnut 

 which marks so many of the California snail shells. 

 The diameter is 17 mm. 



Epiphragmophora intercisa, W. G. B., the Horse- 

 shoe Snail, has a shell strong, solid, with lines of 

 growth distinct and crossed by spiral lines cutting 

 the surface into little blocks. The aperture is oblique 

 and shaped like a horseshoe. The color is white or 



