STREPTAXIS §. ± 5 



incrassalum , reflexuin; coluinella laevis. — Diani. 0,7, long. 0,8". 

 (Lea.) 



Helix Blandingiana Lea in Transact. Amcr. phil. Soc. VII. p. 459. 

 t. 12. f. 9. 

 — — Phil. Icon. I. 3. p. 49. 



Streptaxis Blandingiana Pfr. Symb. II. p. 109. 

 Habitat in ripis fluvii St. Paul prope Liberia Africae. 



Obs. «In speciminibus adultis unibilicus perfecle clausus est, plicamque 

 exhibet reflexam. » 



5. St. ritnata Pfr./^V^i.ii-^J/.^tJ. 



T. rimata, subglobosa, tenuis, alba sub epidennide cornea; 

 anfr. 6 '/2 convexi , oblique stiiati, ultiinus subtilissinie striatus, 

 basi oblique compressus, rimam Iransversalcm loco umbilici for- 

 mans (sicut in Scarabis); apertura obliqua, semicircularis; perist. 

 vix incrassatum, expansum, margine columellari reflexo. — Diam. 

 '20, alt. 20 mill. (Cofl. v. d. Busch.) 

 . Streptaxis rimata Pfr. in Zeitschr. f. Malak. 1847. p. 48. 



— — Chem7l. ed. II. Heh.x t. f04rf:-4O. 

 Habitat . . . ? 



6. St. Dunkeri Pft'.^A-^^/^4v 



T. rimata, ovato-globosa , pallide corneo-straminea , superne 

 eleganter costulato-striata, lineis concentricis minutissimis decus- 

 sata, basi convexa, excavata; spii^a elevata, conica, acutiuscula; 

 anfr. 8 convexiusculi , ultimus lateraliter devians , basi laevigatus, 

 nitidus, lineis impressis radiantibus,remotis notatus, antice gibbus, 

 angustatus; apertura perobliqua, subtriangularis, edentula; perist. 

 album, undique reflexum. — Diam. maj. 29, min. 24, alt. 20 mifl. 

 (Coll. Nr. 2.) 



Streptaxis Dunkeri Pfr. in Phil. Icon. II. 9. p. 7. Helix t. 6. f. 15. 



— — Chemn. ed. II. Helix t. I 02. f. 1—3. 

 Habitat in Brasilia, prope Neu-Freiburg. 



-' ■ ■ -C^r ■■■■:■ ■ ■ ■' ' :.,. , . -\S. 



1. St. contusa (Helix) Ferussac..>^//.^^&,y|;'^, 



T. rimato-perforata , compresso-globosa, corneo-straminea',' 

 superne costulato-striata, minute decussala, basi convexiuscula, 

 laevigata; spira depresso-turbinata; anfr. 7 — 8 convexiusculi, 

 ultimus deisrsum devians; apertura obliqua, subtriangulato-Iuna- 

 ris; pctist. album, undique lareviter reflexum. — Diam. maj. 21, 

 min. 17, alt. U mifl. (Coll. Nr. 3.) 



Ilelix coniundata (Hehcogena) Fer. prodr. N. 41. 

 — contusa Fer. prodr. p. 07. Hist. t. 31. f. 1. t. 39 B. f. 5. 6. 



