46 STREPTOSTYLA. 



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. ft. Fuscous, narrower, spire longer. Length, 13'5 mill. 



Mexico. 

 Yar. ?. Major. Length, 24 mill. Mexico. 



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



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



reddish brown. Length, 17 mill. 



Juquila, Mexico. 



S. SOLOLENSIS, Crosse and Fischer. PI. 10, fig. 63. 



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

 light olivaceous horn-color, aperture bluish white. 



Length, 18 mill. 



Solola, Guatemala. 

 S. IRRIGUA, Shuttleworth. PL 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, TUROIDULA, Pfr. PI. 10, fig. 65. 



Somewhat thin, striulate, shining; suture crenulafe ; light 

 yellowish brown, with subimpressed, variciform, pellucid striga- 

 tions ; aperture pearly white. Length, 31 mill. 



Cordova, Mexico. 



