HELIX §. 76. 77. 411 



1060. H. diodonta Miihlfeldt. 



T. late umbilicata , discoidea, minutim granulato-striata, 

 corneo-fusca; anfr. 4/4 vix convexiusculi , ultimus subcarinatus, 

 antice deflexus, ad aperturam constrictus, superne impressus; 

 apertura subhorizontalis, panduraeformis ; perist. acutum, re- 

 flexum, rubicundum, dentibus 2 oppositis in margine supero et 

 infero munitum. — Diam, maj. 11 '/2, min. OVj, alt. 4 mill. (Coll. 

 Nr. 648.) 



Helix diodonta Mlf. in Mtis. Caes. Vindob. 



— — (Helicodonta) Fer. hist. t. Sl A. f. I. 



— — Rossm. I. p. 69. f. 19. 



— — Lam. ed. Dh. 18 4. p. 116. 



— — Chemn. ed. 11. Heli.x N. 375. t. 6 4. f. 4 — 6. 

 Vortex didonta Beck ind. p. 29. 



Gonostoma diodotita Held \n Isls 18 37. p. 915. 

 Habitat in Banatu prope Mehadia. 



1070. H. triaria Frivaldsky. 



T. perspective umbilicata, parva, depressa, cornea, elegan- 

 ter costulata; spira convexa, obtusiuscula; anfr. 6 convexiusculi, 

 lente accrescentes, ultimus superne angulatus, subtus attenuatus; 

 apertura perobliqua, sinuosa; perist. reflexum, labiatum, margine 

 exteriore repando, intus unidentato. — Diam. maj. 5, min. VJ-i, 

 alt. 3'/, mill. (Coll. Nr. 649.) 



Helix triaria (Friv.) Rossm. X. p. 1 3. f. 611. 



- Chemn. ed. II. Helix N. 396. t. 66. f. 13 — 16. 



— Ocskayi Stentz in sched. 

 Habitat in Banatu Hungariae. 



§. 77. 

 1071. H. lusitanica Pfr. 



T. umbilicata, discoidea, fusca, suboblique confertim costu- 

 lata; spira plana; anfr. 5/4, exteriores praecedentibus duplo latio- 

 res, ultimus antice non descendens ; umbilicus mediocris, pervius ; 

 apertura lunaris; perist. album, angulatim reflexum, raargine 

 dextro sinuoso, columellari arcuato. — Diam. maj. 15, min. 13%, 

 alt. 6 miU. (Coll. Nr. 650.) 



Helix hisitanica Pfr. Symb. I. p. 41. 



— — Phil. Icon. I. 3. p. SO. l. 3. f. 8. 



— — Morelet moll. du Port. p. 53. t. 6. f. I. 



— — Chemn. ed. II. Helix N. 374. t. 64. f. 1 — I ;>. 

 Habitat in Lusitania, prope Oporlo (Fokkes), in montibus « du 

 Gerez» (Morelet). 



Obs. Hic conf. H. circulus Nr. 1034. 



