STREPTOSTYLA. 159 



37. S. PHYSODES (Shuttl.). Vol. I, p. 49 (includes Spiraxis 



auriculacea Pfr., vol. I, p. 49). 



38. S. LIMNEIFORMIS (Shuttl.). Vol. I, p. 49 (S. iimn&formis 



Martens) . 



38a. S. LIMNEIFORMIS var. PARVULA (Pfr.). PL 30, fig. 88. 



Spiraxis parvula PFR., .P. Z. S. 1856, p. 379; Monogr., iv, p. 

 579. Streptostyla p., MARTENS, Biologia, p. 100, pi. 5, f. 24. 



Chiapas (Ghiesbreght). 



39. S. OBLONGA (Pfr.). 



Shell oblong, rather solid, smooth, glossy, flesh-colored. 

 Spire long-conic, the apex obtuse ; suture slight, broadly mar- 

 gined. Whorls 5, flat, the last slightly longer than the spire, 

 a little tapering basally. Columellar lamina compressed, 

 with a high twist ["alte torta"] at base, not truncated. 

 Aperture vertical, narrowly oval, long-acuminate; peristome 

 simple, the right margin lightly arching forward. Length 

 9.66, diam. 4.5, aperture 5x1.5 mm. (Pfr.). 



Chiapas ( Ghiesbreght, in Cuming coll.). 



Spiraxis oblonga PFR., P. Z. S. 1856, p. 378; Monogr., iv, 

 p. 579. 



Known only by the above description. 



40. S. DYSONI (Pfr.). Vol. I, p. 48. 



41. S. VEXANS Strebel. Vol. I, p. 49. 



42. S. BOYERIANA C. & F. Vol. I, p. 48. 



43. S. SARGI C. & F. Vol. I, p. 49. 



. S. SARGI var. PALLIDIOR C. & F. PL 29, fig. 84. 

 Pale-colored, with longitudinal whitish streaks. 16x6, aper- 

 ture 7 mm. N. Guatemala at Coban (Sarg.). 



436. S. SARGI var. CHAMPIONI Martens. PL 29, fig. 85. 



Comparatively a little more ventricose ; golden-yellow with 

 faint paler streaks. 15x6, apert. 7 mm. (Marts.). Sabo in 

 Vera Paz, N. Guatemala (Champion). 



