12 



AMNICOLA PALLIDA, Hald. 



PLATE 1. FIG. 7. 



A. testa conica, umbilicata, pallide ochracea, subhyalina; 

 apertura ovata, lata, postice subangulata, in anfractum 

 ultimum confluente. Long. 4 mm. 



SYNONYMS AND REFERENCES. 



A. PALLIDA) HALD. This work, December 1841. 



P. LUSTRICA, ADAMS. Hist, of Vermont, App. p. 2, 19. 



DESCRIPTION. 



Shell thin in texture, conical, rather robust, 

 composed of 4 convex whirls, separated by a 

 well marked suture; spire obtuse, rather longer 

 than the aperture; umbilicus narrow; aperture 

 ovate-orbicular, forming an angle posteriorly; a 

 small portion of the labium confluent with the 

 body whirl posteriorly. 



COLOR pale ochraceous, translucent. 



GEOGRAPHICAL DISTRIBUTION. Inhabits Lake 

 Champlain. Prof. Adams. 



