HELIX §. 83. 247 



expansiusculo, basali leflexo. — Diam. luaj. 19, Qiiii. 15, alt. 

 7^2 mili. (Mus, Scheepmaker.) 



Helix margm^tis Pfr. m Zeitschi-. f. Malak. 1850. p. 83. 



— — Chenin. ed. II. Helix N. 876. t. 135. f. 19 — 21. 

 Habitat in insulis Moluccis. 



1448. H. corniculum Hombron et Jacquinot. 



T. umbilicata, ambitu suboblonga, depressa, tenuis, le- 

 vissime striatula, nitida, albida, fascia 1 nigricante supra me- 

 dium ornata; spira plana, rubescens; anfr. 4 convexiusculi, 

 celeriter accrescentes, ultimus rotundatus, antice descendens, 

 basi pone peristoma substrangulatus; umbilicus angustus, per- 

 vius; apertura perobliqua, ampla, subcircularis; perist. late 

 expansum, marginibus approximatis, coiumellari breviter re- 

 flexo. — Diam. maj. 24, min. 19, alt. 11 mill. (Mus. Guming.) 

 Helix cornicuhnn Homhr. et Jacq. Voy. Pol Sud. Livr. 23. Moll. 



L 5. f.' 10—13. 



— — Reeve Gonch. ic. N. 502. t. 92. 



— — Chemn. ed. IL Helix N. 986. t. 149. f. 16. 17. 

 Habitat in Nova Guinea. 



1449. H. rosarium Pfr. 



T. umbilicata, depressa, tenuis, superne subtilissime gra- 

 nulata, diaphana, pallide fulva, flammis a sutura exeuntibus 

 et cingulis 3 interruptis, moniliformibus, rutis ornata; spira 

 plana; anfr. vix 5 convexi, ultimus depressus, antice non de- 

 scendens, basi radiatim striatulus et lineis inipressis, spiralibus, 

 distantibus notatus, circa umbilicum mediocrem, infundibuli- 

 formem subcompressus; apertura parum obliqua, lunato-sub- 

 triangularis; perist. albo-Iabiatum , breviter reflexum, margine 

 supero ab insertione primum adscendente, tum sinuato, basali 

 strictiusculo, repando, columellari brevi, triangulatim patente. 

 — Diam. maj. ^l, min. 17, alt. 9 miU. (Mus. Guming.) 

 Helix 7'osarium Pfr. in Proc. Zool. Soc. 1849. p. 131. 



— — Chemn. ed. II. Helix N. 768. t. 124. f. 25 — 27. 



— — Reeve Conch. ic. N. 569. t. 103. 

 Habitat in ripis fluvii Amazonum. 



* 



1450. delibrata Bens. in Journ. As. Soc. V. p. 352 

 et 1848 in Ann. and Mag. IL p. 162. — Chemn. 

 ed. II. HeUx N. 873. t. 135. f. 8. 9. — 7/. })ro- 

 cumbens Gould in Proc. Bost. Soc. I. 1843. p. 

 139. — Pfr. Monogr. I. p. 389. N. 1012. — 

 Reeoe N. 435. t. 82.) Mon. I. p. 369. 



Obs. Habitat cliam in peninsula orientali ultra (iangetem (Benson) 



