268 HELIX §. 95. 



1,573. clausa Rafizi. (GoU. 853. — Chemn. ed. nov. I. 

 p. 368. — Desh. 1. c. p. 143. N. 191. — Reeve 

 N. 704. t. M9. — Ulostoma Alb. p. 96. — H. 

 inflecta Saij.) Mon. 1. p. 420. 



Obs. Varietatem minorem, iimbilico non omnino ciauso (diam. maj. 

 9, min. 8, alt. 4 7^ mill.) prope Ncu-Braunfels legit Dr. Ferd. Roemer. 



1573 ^ H. Rugeli Shuttleworth. •{• 



T. obtecte perforata, orbiculato-convexa , granulato-slriata, 

 parce setosa, corneo-cerea ; spira brevis, obtusa; anfr. 5^2 

 convexiusculi, ultimus antice subito deflexus, ad aperluram 

 valde constrictus; apertura depressa, dente valido linguiformi 

 flexuoso in pariete aperturali intrante coarctata; perist. refle- 

 xum, intus callosum, margine dextro dente magno obtuso pro- 

 funde immerso extus subscrobiculato, basali dente minore 

 transverso submariiinali instructo. — Diam. maj. 13, min. ilV^? 

 alt. 6 1/4 miil. (Sh.y 



Helix Rugeli Shuttlew. in Bern. Mittheil. Aug. 1852. p. 198. 

 Habitat in Tennessee (Rugel). 



Obs. «Variat magnitudine, sed semper major, quam H. inflecta Say, 

 cui maxime affinis; ditfert insuper dente parietali magis evoluto et an- 

 gulatim flexiioso, et dente supero marginis dextri peristomatis crasso et 

 valde immerso. » 



1574. personata Lam. (Coll. 854. — Drap. hist. p. 



98. t. 7. f. 26. — Chemn. ed. nov. I. p. 369. — 

 Desh. 1. c. p. 142. N. 190. — Chenu t. 7. f. 12. 

 — Ulostoma Alb. p. 96.) Mon. I. p. 419. 



1575. pustula Fer. (CoII. 855. — Chemn. ed. nov. I. 



p. 376. — Desh. I. c. p. 78. N. 102. — Reeve 

 N. 721. t. 121. — Ulostoma Alb. p. 96.) . . . . - - - 422. 

 p. Pilosa, umbilico fere omnino obtecto. (Mus. Cuming. 

 spec. authent. ) 



Helix leporina Gould in Proc. Bost. Soc. 1848. p. 39.*) 

 — — Reeve Gonch. ic. N. 722. t. 121. 



1576. H. dentifera Binney. 



T. anguste vel subobtecte umbilicata, depressa, tenuius- 



*) Testa parva, lenticulari, lucida, rufo-cornea, pilosiuscula , leviter 

 striata, vix perforafa; spira depressa , anfr. 5 convexiusculis, ullimo su- 

 pernc subangulalo , regione umbilicali excavato ; aperlura lunata , labro 

 incumbcnte, rctlexo, roseo, dentes duos albos sinum ampleclentes ge- 

 renle; lamella columellari obliqua, erecta , acuta , rectangulari, callo li- 

 neari superne ad angulum aperturae juncta. — Diam. '/5 , alt. '/« poll. 

 Ibib. Mississippi el Arkansas. — Internuuiiato l)etween II. hirsuta and 



inflecta it resembles H. pustula slill more, bul the umbilical 



region wants Ihe peculiar channel of Ihal species. (Gould 1. c.) 



