20 



LAND AND FRESH-WATER SHELLS OF N. A, [PART L 



Fig. 12. 



and so translucent as to show the whole of the pillar by transmitted light, 

 very pale horn-color, tinged with rusty brown towards 

 the aperture, shining, and marked longitudinally with 

 fine, rounded strire ; whirls five, tumid, the last com- 

 posing about seven-eighths of the shell ; suture deli- 

 cate, not strongly impressed ; aperture two-thirds the 

 length of the shell, narrow lunate, somewhat dilated 

 by the moderate arching of the pillar margin, the lower 

 third of which takes the direction of the axis ; pillar 

 margin covered by a delicate lamina of white callus. 

 Length of axis 37, breadth 20 mill. 



Glandina bullaia, Gould, Pr. Bost. S. N. H. Ill, 64 

 (1848) ; T. M. 11, 298, pi. Ixii, a.— VV. G. Bis- 

 key, T. M. IV, 139. — Tkyon, Am. Journ. Conch. 

 II, 226, pi. i, f. 5 (1866). 

 Achatina hullata, Pfeiffer, Mon. Hel. Ill, 512. 

 Oleacina hullata, Pfeiffee, Brit. Mus. Cat. 24. 



Near New Orleans, and in St. Laundry Parish, Louisiana. 



Glandina hullata. 



Cat No. 



No.of Sp. 



Locality. 



From whom received. 



Grand Coteuu, La. 



St. Charles College. 



Fig. 13. 



Glandina texasiana, Pfeiffer. — Shell oblong, rather solid, with 

 crowded longitudinal striae, shining pellucid, flesh colored ; 

 spire convex-conic, obtuse ; suture pale, minutely denticu- 

 lated ; whirls rather convex, the last rather longer than the 

 spire, somewhat attenuated at the base ; columella quite 

 arched, forming at its base a white, twisted, abruptly trun- 

 cated lamina ; aperture scarcely oblique, acutely-oval ; peri- 

 stome simple, obtuse. Length 29, diameter 10^ ; length of 

 aperture 16, breadth Si mill. 



Glandina triincata, var., Binney, T. M. pi. Ixi, f. 2. ? 

 Achatina texasinna, Pfeiffer, Novit. Conch. 8, p. 82, pi. 



xxii, f. 11, 12 (1857) ; Proc. Zool. Soc. 1856. 

 Glamlina texasiana, W. G. Binney, T. M. IV, 140, y\. 

 Ixxvii, f. 21. ?-— Tryon, Am. Journ. Conch. II, 226, pi. 

 i, f. 4 (1866). 



Oleacina texasiana, Pfeiffer, Mon. Hel. IV, 641. 



Texas. 



Fiff. 13 is a fac-simile of one of PfeifFer's figures. 



