410 IIEI.IX ^. 76. 



1066. H. paludosa Pft*. 



T. utnbilicala, orbiculato-convexiuscula, corneo-fusca, lenuis, 

 nitida , superne oblique rugosa , subtus substriata ; anfr. 5 supra 

 planulati, basi convexi, ultimus subangulatus; uinbilicus infundi- 

 buliformis; apertura obliqua, lunaris; perist. siniplex, reflexuin, 

 intus sublabiatum ; paries aperturalis dente parvulo munitus. — 

 Diam. maj. 10, min. 9, alt. Vj-, mill. (Coll. Nr. 646.) 

 Helix pahidosa Pfr. in Wiegm. Arch. 1839. I. p. 350. 



— — PhU. Icon. I. 3. p. 50. l. 3. f. 9. 



— — Chemn. cd. II. Helix N. 394. t. 66. f. 7 — 9. 



— liiigidata (Fer. ) Desh. n\ Fer. hist. p. 6. t. 69 D. f. 1. 



— Ramonis Orh. nioll. cub. I. p. 142. t. 8. f. 1—4. 



— Bardenflehtii Villa disp. syst. p. 15? 

 Pohjyyra insidarum Beck ind. p. 23? 



j3. Edentula: dente in pariete aperturall nullo. 



Habitat in insula Cuba, ubi in palude horti botanici Havanensis 



ipse legi. 



1067. H. Dorreuilleana (Polygyra) Lea. 



T. late umbilicata , nitida , rufo-cornea , superne brevissime 

 conoidea, plicato-striata, inferne subinflata, laevigata; anfr. 5'/^ 

 convexiuscuii , ultimus antice vix deflexus; apertura majuscula, 

 tridentata: dente 1 lato, subquadrangulari, oblique intrante in 

 pariete aperturali; perist. reflexum, album, dentibus 2 margina- 

 libus intus munitum. — Diam. maj. 9, min. 8, alt. k^/i mill. (Coll. 

 Nr. 647.) 



Polygyra Dorfeinlleana Lea obs. II. p. 107. t. 24. f. 118. 



Helix Dorfeuilleana Chemn. ed. II. Helix N. 391. t. 65. f. 25 — 28. 



— .... Fer. hist. t. 69 D. f. 3? 



Habitat in America boreali: Ohio (? Lea), Honduras (Dyson in 

 Mus. Cuming). 



Obs. DifTert ab H. te.vasiana, cui similis, umbilico regulari (anfraclu pen- 

 ullimo anguslo, reliquis regulariler decrescentibus, vix conspicuis), dente qua- 

 drangulari parietis aperturalis, etc. 



1068. H. cheilostropha Orbigny. -f 



T. umbilicata, orbiculata, depressissima, striata, lenuis, 

 albido-fulva; spira planissima, horizontalis; apertura triangulata, 

 personata, tridentata; labrum crassum, reflexum. — Diam. 6, 

 alt. 3 mill. (0.) 



HeUx cheilostropha (Helicodonta) Orh. syn. p. 3. 

 _ _ Orh. voy. p. 235. t. 23. f 5 — 8. 



— — Desh. in Fer. hist. p. 7. t. 69 D. f 5. 

 Habitat in Boliviae prov. Santa (-ruz de la Sierra. 



