46 STREPTOSTTLA. 



S. FULVIDA, Crosse and Fischer. PI. 10, fig. 60. 



Smooth, shining, scarcely pellucid ; orange-chestnut, with a 



grayish white sutural band. Length, 16 mill. 



Orizaba, Mexico. 



S. GLANDIFORMIS, Crosse and Fischer. PI. 10, fig. 61. 



Smooth, shining, pellucid ; olivaceous brown, with a few 

 distant irregular chestnut strigations, suture white-margined ; 

 aperture bluish white; lip simple, thickened, white. 



Length, 14 mill. 



Orizaba, Mexico. 

 S. BOCOURTI, Crosse and Fischer. PI. 10, fig. 62. 



Thin, smooth, pellucid, shining, scarcely striulate ; orange- 

 brown ; suture profoundly impressed, canaliculate. 



Length, 14 mill. 



Coban, Guatemala. 



Yar. /9. Fuscous, narrower, spire longer. Length, 13'5 mill. 



Mexico. 

 Var. f. Major. Length, 24 mill. Mexico. 



S. BOUCARDI, Pfeiffer. PL 10, fig. 72. 



Thin, smooth, shining, suture smooth ; dark olivaceous or 

 reddish brown. Length, 11 mill. 



Juquila, Mexico. 

 S. SOLOLENSIS, Crosse and Fischer. PI. 10, fig. (i3. 



Thin, pellucid, smooth, shining; suture lightly impressed; 

 light olivaceous horn-color, aperture bluish white. 

 Length, 18 mill. 



Solola, Guatemala. 

 S. IRRIGUA, Shuttleworth. PI. 10, fig. 58. 



Thin, shining, obsoletely striulate ; yellowish brown, with 

 darker narrow flexuous strigations. Length, 24 mill. 



Cordova, Mexico. 

 Smaller and narrower than S. Delattrei. 



S. TURGIDULA, Pfr. PI. 10, fig. 65. 



Somewhat thin, striulate, shining; suture crenulate ; light 

 yellowish brown, with subimpressed, variciform, pellucid striga- 

 tions ; aperture pearly white. Length, 31 mill. 



Cordova, Mexico. 



