CHILONOPSIS. 175 



plicate below the suture. At the end of the first whorl some 

 low spiral cords appear, continuing to the end, becoming 

 coarser progressively. The last whorl is swollen below the 

 suture, frequently carinate there. The aperture is ear- 

 shaped, subvertical, the opening narrow at both ends, wide in 

 the middle. The lip is reflexed, very much thickened on the 

 face and internally, orange-red in the freshest specimens. 

 Columella vertical, obliquely subtruncate within, thick and 

 reflexed, red. Parietal callous thick, orange-red, usually with 

 a low, obtuse callous lump in the middle. 



Length 47, diam. 28 mm. 



Length 44, diam. 23 mm. 



Length 35, diam. 19 mm. 



St. Helena: all along Sugarloaf Ridge (Turton) ; between 

 Sugarloaf and Flagstaff (Wollaston), at about 1400 to 1700 

 ft. above sea level. Extinct. 



Auris vulpina CHEMNITZ, Conchyl. Cab., xi, p. 287, pi. 

 210, f. 2086, 2087 (not binomial). Valuta auris vulpina 

 DILLWYN, Descript. Catal. i, p. 503 (1817). Helix auris 

 vulpina Fer., Prodr. p. 57, no. 445. Pupa auris vulpina 

 GRAY, Ann. of Philos. n. s., ix, p. 413. Bulimus auris vulpina 

 DESH. in Lann., An. s. Vert, viii, p. 257. GRIFFITH in Cuv., 

 Anim. Kingdom, pi. 37, f. 7. KUSTER, Conch. Cab. p. 39, pi. 

 8, f . 5, 6. PFR., Monogr. ii, 93, 534 ; iii, 371 ; iv, 440 ; vi, 77 ; 

 Conch. Cab. pp. xiii, 39, pi. 21, f. 14, 15 (small variety). 

 REEVE, Conch. Icon, v, pi. 30, f. 180. CROSSE, Journ. de 

 Conch, xx, 1872, p. 270 (fresh specimen). SMITH, P. Z. S. 

 1892, p. 265, pi. 22, f. 11-lle (includes darwinianus) 

 WOLLASTON, Testae. Atl., p. 547, with var. subspiralis and 

 obliteratus (1878). Buliminus (Pachyotus} auris vulpina 

 Chemn., KOBELT, Conch. Cab. p. 656, pi. 98, f. 3-8. Cochlo- 

 gena auris-vulpina De Fer., SOWB., Appendix to Darwin's 

 Obs. on Volcanic Is., p. 155. Pachyotus auris-vulpina DALL, 

 Proc. A. N. S. Phila. 1896, p. 418. Melania nonpareil PERRY, 

 Conchology, pi. 29, f. 4 (1811). Pachyotus alopecotis BECK, 

 Index, p. 56. Struthiolaria crenulata LAMARCK, An. s. Vert, 

 vii, p. 148 (1822). Bulimus struthiolaris MENKE, Zeitschr. 

 1 Malak. 1844, p. 30. Chilonopsis sulcata FISCHER de WALD- 



