268 IIELIX §.95. 



1573. clausa Rafin. (Coll. 853. — Chemn. ed. nov. I. 



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

 N. 704. t. 119. — Ulostoma Alb. p. 96. — H. 

 inflecta Say.) Mon. I. p. 420. 



Obs. Varietatem minorem, umbilico non omnino clauso (diam. maj. 

 9, min. 8, alt. 4V2 mill.) prope Neu-Braunfels legit Dr. Ferd. Roemer. 



1573''. H. Rug^eli Shuttleworth. f 



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

 parce setosa, corneo-cerea; spira brevis, obtusa; anfr. SVa 

 convexiusculi, ultimus antice subito deflexus, ad aperturam 

 valde constrictus; apertura depressa, dente valido linguiformi 

 flexuoso in pariete aperturaii intrante coarctata; perist. refle- 

 xum, inlus callosum, margine dextro dente niagno obtuso pro- 

 funde immerso extus subscrobiculato, basali dente minore 

 transverso submarginali instructo. — Diam. maj. 13, min. IIVz? 

 alt. 6 1/4 mill. (Sh.) 



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

 Habitat in Tennessee (Rugel). 



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

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

 gulatim flexuoso, et dente supero marginis dextri peristomatis crasso et 

 valde immerso. » 



1574. pcrsonata 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. (Coll. 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. Piiosa, umbilico fere omnino obtecto. (Mus. Cuming. 

 spec. authent. ) 



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

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



1576. H. dentifera Binney. 



T. anguste vel suboblccte umbilicata, depressa, tenuius- 



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

 striata, vix perforata; spira depressa, anfr. 5 convexiusculis, ultimo su- 

 perne subangulalo , regione umbilicali excavato ; apertura lunata , labro 

 incumbente, rellexo, roseo, dentes duos albos sinum aniplectentes ge- 

 rente; lamella columellari obliqua, erccla, acuta , rectangulari , callo li- 

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

 Hab. Mississippi et Arkansas. — Intcrmediate between H. hirsuta and 



inflecta It resembles H. pustula still more, but the umbilical 



region wanls the peculiar channcl of that species. (Gould I. c.) 



