HELIX. 43 



This species is very closely related to H. costellata, d'Orb., 

 and may be the same. 



Un figured Species. 

 H. BATESI, Pfr. Upper Amazon. 



H. HOLMBERGII, Ddhring. Argentine Republic. 



H. STELZNERIANA, H. STROBELTANA, H. GERMAINI, H. JUNGER- 

 MANNIARUM, H. PAZii (H. Minviellei, Phil., named in error 

 for Dr. Paz Membiela, not Minvielle), H. CORTICARIA, H. 



MUSCICOLA, H EXIGUA, H. HYPOPHLGEA, H. CoiQUECANA, all 



of Philippi. Chili. 



Subsection GONIODISCUS, Fitzinger, 1833. 



H. BRYANT:, Harper. PL 4, figs. 69, 70. 



Widely umbilicated, discoidal, nearly flat above, excavated 

 below ; whorls 5, gradually increasing, regularly ribbed, outer 

 whorl bicarinate, surface between the carinae striate, base ribbed 

 as above ; color light brown, translucent. Diam. 6 - 5 mill. 



JHack Mts., N. Carolina. 



Is related to H. perspectiva in somewhat same fashion as H. 

 C umberlandiana is to H. alternata. 



H. SOLARIA, Menke. PL 4, figs. 53-55. 



Very widely umbilicated, lenticular, flattened above, excavated 

 below, thin, costulately striate; corneous maculated with chest- 

 nut; periphery acutely carinated; whorls 6^, slowly increasing. 



Diam. 7 mill. 



Carinthia, Austria, Northern Italy, St. Jean de Luz. 



It is N. perspectiva., Milhlf.; H. Megerlei, Jan., and H. rotun- 

 data, var. depressa, Fer. 



H. ENGONATA, Skuttlewortli. PL 4, fio-s. 59-61. 



' / o 



Very widely perspectively umbilicated, depressed, somewhat 

 solid, plicate-costulate above, scarcely shining, chestnut colored, 

 suture moderately impressed ; whorls 6j, slowly increasing, 

 periphery acutely carinated, base striate, acutely angulated 

 around the umbilicus. Diam. 7 mill. 



Ins. Teneriffe. 

 Var. PALLIDIOR, Mousson. 



Maculated with horn-color, umbilicus defined by an obtuse 

 angle. 



