IIELIX §, 69. 373 



Helix .... Fer. hist. t. 69 K. f. 18 — 20. 

 /?. Minor: diam. maj. 28, min. 2 4 '/2, alt. 1 1 '/2 niill. (Spec.) 

 Habitat in republica Boliviana. 



Obs. Differt ab H. brasiliana anfractu ullimo depresso, subcarinato, colors 

 et aperlurae forma. — Conf. H. serpens Spix. (Nr. iOi9.) 



967. H. concisa FerusseiC.M.^."3^.ts-/. -'(/S^'^-. 



T. umbilicata, depressa, sonda, unicolor rufa, regulariter 

 striata, sulcis obliquis, irregularibus incisa; spira planiuscula ; 

 sutura impressa; anfr. 6 vix convexiusculi , ultimus rotundatus, 

 antice vix deflexus ; urabilicus infundibuliformis ; apertura obliqua, 

 lunato-ovalis , intus nitida ; perist. subincrassatum , album , expan- 

 sum, marginibus callo albo, arcuato junctis. — Diam. maj. 58, 

 min. 46, alt. 25 mill. (Coll. v. d. Busch.) 



Helix concisa (Helicella) Fer. hist. t. 78. f. 3. 4. 



— — Fer. in Voy. de Freyc. Zool. p. 470. 



— — Wood suppl. t. 7. f. 53. 



— — Pfr. Symb. m. p. 78. 



Habitat in insula Rawak (Freycinet), in ins. Aroo (Mus. Cuming.). 



968. H. zodiaca Ferussac. 



T. umbilicata, depressa, solidiuscula, minule granulata, rufa, 

 subtus pallidior, medio albo-zonata; spira planiuscula; anfr. 4 vix 

 convexiusculi, ultimus antice vix descendens; umbilicus medio- 

 cris; apertura subverticalis, transverse ovalis, intus nitida; perist. 

 late expansum, incrassatum, ad columellam dilatatum. — Diam. 

 maj. 47, min. 35, alt. 21 mill. (Mus. Cuming.) 



Helix zodiaca (Helicella) Fer. pr. 184. Hist. t. 75. f. 2. 



— — Pfr. Symb. III. p. 78. 



— zodiacus Wood suppl. t. 7. f. 52. 

 Ampelita zodiaca Beck ind. p. 30. 



Habitat . . . ? 



969. H. Quoyi Deshayes.-'tv .'-■-Mi^?^^ 



T. subdiscoidea , supra paululum convexa , subtus late umlMX 

 licata, anfr. 5 convexiusculi, superne undulato-costati, longitudi- 

 naliter striati, fusco-castanei, ultimus ad peripheinam zona luteola 

 circumdatus; apertura semilunaris; labrum caeruleum, reflexum. 

 (Dh.) — Diam. maj. 56, min. 48, alt. 28 — 30 mill. (ex ic.) 



Helix undulata Quoy et Gaim. Astrol. II. p. 91. t. 7.f. 1. 2. Nec Fer. 



— Quoyi Desh. in Lam. ed. Dh. 162. p. 105. 



— .... Fer. hist. t. 73 B. f. 4. 



Habitat in insula Celebes, prope lacum Tondano. 



