HELIX. 



167 



Helix anachoreta, W. G. Bixney, Proc. Acad. Nat. Sci. Pliilad. 1857, 185 ; 



Terr. Moll. IV, 11, pi. Ixxvi, f. 5.— Pfeiffer, Moii. Ilel. Viv. IV, 349. 



Aglaja nickliniana, Tryon, Am. Journ. Conch. II, 312, pi. v, f. 12 (1867). 



Aglaja anachoreta, Teyon, Am. Journ. Conch. II, 311, pi. v, f. 9 (1867). 



California, Santa Cruz to Mendocino Co. {Cooper). 



Fig. 289. 



Helix redinaita, W. G. Binn.— Shell imperforate, globose-conic, 

 rather thin, wrinkled, covered, with minute and crowded granulations ; 

 color reddish-brown ; apex free from granules, rather blunt ; spire ele- 

 vated ; suture impressed ; whirls six, convex, the last 

 quite large and rounded, falling towards the aperture, 

 and banded, with reddish-brown above the middle ; 

 aperture rather large in proportion to the size of the 

 shell, very oblique, transversely rounded, within show- 

 ing the band ; peristome simple, reddish-ash color, 

 thickened, reflected slightly at the base, ends ap- 

 proached ; umbilicus entirely covered with a white 

 callus. Greater diam. 31, lesser 17 ; height 12 mill. 



Helix redimita, W. G. Binney, Proc. Acad. Nat. Scl. Philad. 1857, 183; 



Terr. Moll. IV, 10.— Pfeiffer, Mon. Hel. Viv. IV, 349. 

 Helix nickliniana, var., Binney, Terr. Moll. Ill, pi. vi, f. 1 (except middle 



figure). 

 Polymita redemita, Tryon, Am. Journ. Conch. II, 320, pi. vi, f. 7 (1867). 



San Clemente Island, California. 



May it not prove a less developed form of H. inlercisa ? 



Helix redimita. 



Fig. 290. 



Helix intercisa, W. G. Binn. — Shell globose-conic, with five 

 slightly rounded whirls ; spire little elevated ; suture 

 distinct ; upon the body -whirl a dark revolving band, 

 hardly discernible; aperture very oblique, shape of a 

 horseshoe ; peristome thickened, heavy, dirty white, 

 slightly reflected at the umbilicus, which it entirely 

 conceals, near its junction with the columella furnished 

 with a tooth-like process, the extremities connected by 

 a heavy ash-colored callus, which is spread more lightly iieUx intercisa. 



