HELIX §. 66. 
353 
Miiior, arctius spirata; diam. maj. min. 19, ait. 11 mill. (Spec.) 
Helix rumelica Zgl. Mus. Rossm. VIII. p. 30. f. 504. 
— rhodopea et Sanderiana Friv. 
— trizona vai\ Chemn. ed. II. Helix t. 79. f. 13. 14. 
Habitat in alpibus Mehadiae Banatus, var. ^ in Rumelia. 
9'21. H. trigrammcphora Orbigpay. 
T. umbilicata, orbiculato -convexiuscula, striatula, nitida, 
flavo-albida, lineis 3 castaneis ornata; spira brevis, obtusa; anfr. 
5 convexiusculi , ultimus antice descendens; apertura rolundato- 
lunaris; perist. subsimplex, album, marginibus conuiventibus, 
supero expanso, basali reflexo, columellari dilatato, umbilicum 
mediocrem non occultante. — Diam. maj. 25, min. 21 , ait. 13 rnill. 
(Coli. Nr. 363.) 
Helix trigrammephora (Cochlodon) Orb, synops. p. %%. 
— — Orb, voy. p. 242. t. 25. f. 9 — 11. 
— — Chemn, ed. II. Helix N. 473. t. 79. f. 1 — 4. 
— ... Fer. hist. t. 69 II. f. 11. 12. 
Campylaea trigrammephora Beck ind. p, 27. 
Habitat in Bolivia: Valle grande (Orb.). 
Obs. Variat spira magis miuusve elevata, nec non umbilico angustissimo, 
margine columellari semiobleclo. 
922. H. Naxiana Ferussac. 
T. umbilicata , depresso - globosa , oblique striata , fusca, 
albido-strigata et cingulo albo, rufo-marginato ornata; spira sub- 
elata; anfr. 3 planiusculi, ultimus antice deflexus, subconstrictus; 
umbilicus angustus, pervius; apertura lunato- circularis; perist. 
intus albo-Iabiatum, reflexum, marginibus approximalis. — Diam, 
maj. 14, tnin. 12, ait. 9 mill. (Mus. Cuming.) 
Helix Naxiana Fer. pr. p. 68. 
— — Pfr. Symb. III. p. 77. 
— Naxientia (Helicella) Fdr. pr. 166. Hist. t. 69. f. 1. 
Alba, cingulis 3 rufis: diam. maj. 18, min. IbJ/a, ait. 11 mill. (Coli. 
Nr. 566.) 
Helix Naxiana var. Chemn. ed. H. Helix N. 479. t. 79. f. 24. 25. 
Habitat in insulis Naxos et Candia (F6r.), var. /? prope Suda Can- 
diae (Forbes). 
923. H. lecta Ferussac. 
T. umbilicafa, globoso -depressa, tenuis, oblique confertim 
costato-plicata , alba, unicolor vel fasciis 3 angustis, fuscis cingu- 
lata; anfr. 5 planiusculi, ultimus basi ventrosus, antice deflexus; 
umbilicus angustus, pervius; apertura perobliqua, subcircularis ; 
perist. intus labialum, album, undique breviter expansum , mar- 
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