IIELIX §, 10G. 107. 253 



1620. H. trypanomphala Pft*. 



T. unibilicala, subglobosa, tenuis, vix slriatula, pallidissime 

 cornea, rufo anguste unifasciala; spira conoideo-convexa; anfr. 

 iy^ convexiuscuii, ultimus rotundatus, antice vix descendens, 

 circa umbilicum profundum, terobraeformem subangulatus; aper- 

 tura obliqua, rotundalo-lunaris; perist. sublabiatum, nitidum, 

 marginibus subconniventibus, dextro breviter expanso, colu- 

 mellari dilatato, fornicato-reflexo. — Diam. maj. 20, min. IGy^, 

 alt. 13 mill. (Goll. Nr. 863.) 



Helix trypammjjhala Pfr. in Malak. Bl. III. 1856. p. 45. 

 Habitat « Sierra Maestra » reipublicae mexicanae teste Cl. Poey. 



§• 107. 



1621. H. sannio Pfr. 



T. sinistrorsa, angustissime umbilicata, turbinato-depressa, 

 solida, oblique costulato-striata, vix nitidula, superne pallide 

 flavicans; spira conoidea, obtusula; anfr. Gy^ vix convexiusculi, 

 lente accrescentes, ultimus non descendens, antice rugatus, 

 peripheria carinatus, subtus convexus, cinnamomeus; apertura 

 diagonalis, lunaris, intus alba, nitida; perist. incrassatum, bre- 

 viter reflexum, marginibus distantibus, basali substricto, superne 

 sinuato, in laminam triangularem reflexo. — Diam. maj. 38, 

 min. 32^2, alt. 21 mill. (Mus. Cuming.) 



Helix sannio Pfr. in Proc. Zool. Soc. 1854. p. 57. 



— — Reeve Conch. ic. n. 1271. t. 184. 

 Nanina sannio (Ariophanta) Pfr. Vers. p. 122. 



Habitat . . .? 



Obs. Persimilis //. Jano Ch.; differt testa solida, spira elevatiore, 

 colore et inpriniis peristomate. 



1022. pileolus Fer. (Fer. t. 63A. f. 2. — Acnviis pileolus 



[Geotrochus] .4rf. Gen. p. 196.) Mon.HI. p.219. 



162.3. H. subvitrea Pfr. 



T. umbilicata, trochiformis, solidiuscula, oblique distincte 

 striata , striis spiralibus tenuissimis confertim decussata , seri- 

 cina, lutescenti-hyalina; spira convexo-conica, obtusula; anfr. 

 6 convexiusculi , lente accrescentes, carina funiformi exserta 

 muniti, ultimus antice vix deflexus, infra carinam medianam 

 convexior, antice turgidulus, juxta nmbilicum angustum sub- 

 canaliculatus; apertura perobliqua, subtriangulari-lunaris; perist. 

 album, nitidum, marginibus remotis, dextro expansiusculo, colu- 



