GLANDINA 



19 



Lingual membrane with 50 chevron-shaped rows of 65 slender 

 teeth (32 — 1 — 32) ; central long, narrow, simple ; others unci- 

 nated, thorn-shaped, greatly modified in size as they pass off 

 laterally. 



Fig. 10. 



Lingual dentition of G. albersi. 



Cat. No. 



9327 



No. ofSp. 



Locality. 



From whom received. 



Remarks. 



Colima, Sierra Madre. 



Xantus. 



Fig. 11. 



Glandina tiirris, Pfeiffer. — Shell oblong-turreted, closely and 

 lightly costulate-striate, rather thin, diaphanous, flesh- 

 colored ; suture margined ; whirls seven, very slightly 

 convex, the last less than three-sevenths the length ; 

 columella vertical, not reaching the base, abruptly trun- 

 cated ; aperture semioval, subdilated below. Length 

 43, breadth 15 ; of aperture, length 19, breadth 8 mill. 



Achatina turris {Glandina), Pfeiffer, Symb. Ill, 91; 



Mon. II, 285 ; Brit. Mus. Pulm. 25.— Reeve, Con. 



Icon. 45. — Not of Desuayes. 

 Glandina albersi, var. turrita, Carpenter, Cat. Prov. 

 Glandina turris, Cakpekter, Maz. Cat. 175 (1856). — 



Tryon, Am. Journ. Conch. II, 227, pi. i, f. 8 



(1866). 



Mazatlan. 



Glandina turris. 



Olandina 'bullata, Gould. — Shell elongate 

 ovate, ventricose, widest a little behind the middle, very light and thin, 



