— 38 — 



vel straminea, strigis fuscis latis fere regulariter dispositis 

 quam interstitia angustioribus pulcherrime ornata. Spira 

 elongato-turrita lateribus vix convexiusculis. apice parvo, 

 acuto ; sutura appressa, spatio angusto efasciato marginata. 

 Anfractus 8 convexiusculi, ultimus vix dilatatus, postice 

 spirae altitudinem vix aequans, basi in cristam aream um- 

 bilicalem infundibuliformem cingentem compressus. antice 

 haud descendens. Apertura ovata, supra acuminala, basi 

 canaliculata et effusa ; peristoma acutum, tenue, utrinque fere 

 aequaliter arcuatum; margine coiumellari brevi, super rimam 

 reflexo, supra dilatato, versus cristam basalem distinete 

 defmito. 



Alt. 35, diam. max. 12, alt. apert. 13;5 mm. 

 Huancabamba in Peru. 



6. Nenia hiiancabambensis n. 



Tes'a haud rimata, pupaeformls, solidiila, subtilissime 

 strialula striis obliquis, vix nitenS; purpurascens, spira 

 parum attenuata, apice obtuso, sutura pallide marginata, 

 inter anfractus Ultimos magis descendens. Anfractus 6V2 

 vix convexiusculi, regulariter crescentes, ultimus angustatus, 

 breviter solutus, cervice costulato-rugosus et obsolete 

 bicristatus, suico mediano parum profundo. Apertura 

 subcircuiaris vel Irans vesse piriformis, fere diagonalis, intus 

 purpurea, lamella parietalis compressa, elata, ultra mar- 

 ginem producta, cum spirali continua, cum margine externo 

 sinuluni angustum formans; lamella infera flexuose ascendens, 

 antice cum peristomate continua; lunella dislincta ; plica 

 palatalis unica supera, elongata, in apertura conspicua : 

 peristoma continuum, liberum, rosaceo-incrassatum, undique 

 late expansum, reflexiusculum. 



Alt. 22, diam. anfr. penult. 6,25, diam. apert. obl. 5,5, 

 alt. 5 mm. 



Huancabamba in Peru. 



