HELIX §. 63. 341 



Tyroliae et Helvetiae ; ?/ in alpe Gamsgrube Carinthiae superioris, 

 ad pedem montis Glockner, circa 8600' supra mare! 



b s. Omnes varietates laudtitae formis intermecliis junctae sunl. 



892. H. Townsendiana Lea./^. e?^. /'-/j;'., K <'- 



1. umbilicata, depresso-globosa, tenuis, concentrice mmu- 

 tissime striata, longitudinaliter costulato-rugosa, corneo luteo- 

 que variegata; spira parum elevata; anfr. 6 planiusculi, ulti- 

 nius inflatus, antice deflexus ; apertura rotundato-Iunaris, intus 

 lactea; perist. album, intus labiatum, marginibus conniventibus, 

 supero late expanso, basali strictiusculo, reflexo, columellari 

 brevi, dilatato, umbilicum angustissimum non occultante. — Diam. 

 maj. 29, min. 24, alt. 16 raill. (CoH. Nr. 539.) 

 Helix Townsendiana Lea obs. II. p. 99. t. 23. f. 80. 



— — Binn. in Bost. joiMn. in. p. 371. t. 13. 



— — Chemn. ed. 11. Helix N.*322. t. 57. f. 10. 11. 

 Habitat in America boreali: Wahlamat (Lea), California. 



893. H. Estella Orbigny. 



T. umbihcata, globuloso-depressa , tenuis, diaphana, irfegu- 

 lariter reticulata, brunneo-flavicans vel albida, fascia unica rufo- 

 brunnea ornata; spira brevis, apice obtusa, brunnea; anfr. 4 con- 

 vexi, ultimus antice deflexus; apertura lunato-subcircularis; 

 perist. reflexum , album, margine columellari dilatato, appresso, 

 umbilicum fere occultante. — Diam. maj. 29, min. 24, alt. 15 mill. 

 (Coli. Nr. 540.) 



Helix Estella (Helicella) Orb. synops. p. 4. 



— • — Or&. voy. p. 241." t. 25. f. S — 8. 



— — C/iemn. ed. II. HelixN. 685. t. 109. f. 18 — 21. 



— .... Fdr. hist. t. 73 B. f. 1. 2. 

 Campylaea Estella Beck ind. p. 27. 



c. Reticulata, obtecte perforata: diam. maj. 24, min. 20, alt. 14 mill. 



(ex ic.) 

 /i. Substriata, perforata, magna: diam. 38, alt. 20 mill. 

 y. Laevigata, perforata , depressa : diam. 23, alt. 1 1 mill. 



Habitat in Bolivia: Valle grande (Orb. ). 



894. H. bicincta Pfr. ^ ^ , 



T. umbilicata, depresso-globosa , tenuis, glabi^a', peuucida, 

 palhde griseo-Iutescens, bicincta: cingulis angustis, contiguis, su- 

 periore rufo , inferiore lacteo ; sutura albo - marginata ; anfr. 4 '/:; 

 planiusculi, ultimus juxta aperturam vitta nigricante, peristoma 

 circumdanle ornatus; apertura lunato-ovahs; perist. patulum, 

 acutum, subreflexum, margine columellari arcuato, parum dila- 



