358 
HELIX' §. 66. 
931. H. Frcslii Schmidt. 
T. late umbilicata, suborbiculata, superne planiuscula, striata, 
cinereo-carnea, supra fusculo-variegata, dilute subtrifasciata ; anfr. 
5 planulati, ultimus antice deflexus; apertura perobliqua, subcir- 
cularis; perisL reflexum, sublabialuin*, marginibus connivenlibus. 
— Diam. maj. 27, min. 22, ait. 10 mill. (Coli. IVr. 572.) 
Helix Preslii Schmidt Rosm. IV. p. 4. f. 225. 
— — Chemn. ed. II. IlelLxN. 490. t. 81. f. 3. 4. 
— strigata var, Cantr. I^Ialac. p. 1 H . 
— insubrica Desh. in Fi^r. hist. p. 30.*) (cxclus. icon.) 
Cingulifera Preslii Held in Isis 1837. p. 911. 
Fascia media distincta, lateralibus in variegationem latam maculosam 
dissolutis : 
Helix Preslii var, 7iisoria Rossm, Ym p. 32. f. 509. 
y. Fasciis 3 dilutis nullis, marginibus aperturae approximatis: 
Helix Pi^esUi var, Phil. Sicil. II. p. 111. 
Habitat in alpibus Carnioliae (Schmidt), /5 in Lorabardia et Tur- 
cia (Friv.), / circa Piedimonte d’Alife (Scacchi, Phil.). 
Obs. 1. Ab II. cingulala semper differt spira plana, anfractibus lentius 
accrescentibus, marginibus peristomatis minus approximatis et striis confertio- 
ribus atque subtilioribus. 
Obs. 2. Figurae F6r. l. 69 F. f. 1 — 5, a Desbayesio ad H. insubricam 
citaUie, H. setipilam exhibent; fig. Fdr, l. 68. f. 3, a Desbayesio ad selipilain 
citata, est II. cingulata var. unicolor. 
932. H. tigrina Jan. 
T. late umbilicata, suborbiculata, superne planiuscula, seri- 
cina, subtiliter striata, subtus convexa, fusculo albidoque varie- 
gata; anfr. o planiusculi, ultimus carinatus, antice subito deflexus; 
apertura subcircularis; perist. intus sublabiatum, marginibus con- 
niventibus, supero simplico, basali reflexo. — Diam. maj. 23, 
min. 20, ait. 9/2 iniil. (Coli. Nr. 573.) 
Helix tigrina Crist, et Jan catal. Mant. p. 2. 
— — Rossm, IV. p. 4. f. 226. 
— — Desh. iu Fer, hist. p. 37. t. 69 J. f. 14 — 17. 
— — Chemn, ed. II. Helix N. 499. t. 82. f. 9. 10. 
— strigata var. Cmitr, Malae, p. 111. 
Campylaea tigrina Beck ind. p. 25. 
Cingidifera tigrina Held in Isis 1837. p. 911. 
Habitat in alpibus Lombardiae. 
*) T. late umbilicata, orbiculato- depressa , albo -grisea pallide fusco- 
guttata, obscure angulata; anfract. subpianis, tenue et irregulariler striatis; 
aporlura perobliqua, ovata; perist. albo, reflexo, marginibus subapproximalLs. 
— Diam. 22, ait. 10 mill. (Desh. 1. c.) — Conf. descriptio accuratior. 
