324 HELIX §. 61. 



npcrlura luuato-ovalis, inlus coucolor; pcrist. simplex, lute ex- 

 pausuni, albuin, margiue supcro autrorsum subarcuato, basali 

 rellexo, columeliari diiatato, reflexo, perforationcm fere occul- 

 lante. — R. a. = 5 : 7. — Diam. maj. 25, min. 22, alt. 25 mill. 

 (Coll. Nr. 513.) 



Ilelix pileus MilU. verm. II. p. 80. N. 277. 



— — 5orw test. p. 380. t. 16. f. 11. 12. 



— (Helicigona) Fer. pr. 141. Hist. t. 63 A. f. 3 — 8. 



— — Law. 78. p. 87. ed. Dh. p. 64. 



— — Soiv. Conch. Man. f. 278. 



— — Chemn. ed. H. Hehx N. 123. t. 21. f. 1 — 3. 



— pileata Gmel. p. 3639. N. 173. 



Trochm piletis Chemn. IX. P. 2. p. 148. t. 122. f. 1046 — 48. 

 Geotrochus pileus Swains. Zool. 111. II. t. 9 1 . 

 — — Beck ind. p. 48. 



/?. Unicolor, isabellina, basi castanea, linea suturali castanea ornala. 



(Mus. Cuming.) 

 y. Major, anfr. 7, rubello-cornea, fasciis opacls albidis ornata , pcrist. 

 uigro : diam. maj. 29, min. 24, alt. 29 mill. (Spec.) 

 Ilellx pileus var. Chemn. ed. II. Helix t. 40. f. 5. 

 Habitat in bidia orientali (Chemn.), in insula Amboina (Hinds). 



847. H. pileolus Ferussac. 



T. perforata, trochiformis, apice obtusiuscula, irregulariter 

 rugoso-striata , subdiaphana , alabastrina ; anfr. 7 vix convexius- 

 culi, ultimus basi carinatus, subtus vix convexior; columella bre- 

 vis, subvcrticalis; apertura depressa , subquadrangularis; perist. 

 simplex, margine dextro brevitcr expanso, basali strictiusculo, 

 reflexo, columcUari roseo, pcrdilatalo, perforationem non occul- 

 tante. — Diam. maj. 20/4, min. 18, alt. 21^2 raill. (Spec. coll. 

 Meyer Hamburg.) 



Helix pileolus (Helicigona) Fer. pr. 142. Hist. t. 63 A. f. 2? 



— — Wood suppl. t. 7. f. 58. 



— — P/)-. Symb. III. p. 7 5. 



— — Chemn. ed. II. Helix N. 457. t. 76. f. 14 — 17? 

 Carocolla Pileolus Gray in Ann. of Phil. New ser. IX. p. 412. 

 Geotrochus pileolus Beck ind. p. 47. 



Habitat . . . ? 



Obs. H. pileolus Fer. t. 63 A. f. 1 ad H. Gaberli (Nr. 612.) potius refe- 

 renda vidolur. 



S4S. H. Sagraiana Orbigny. 



T. anguste umbiHcata, subtrochifoi^mis , liris permultis, con- 

 cenlricis, acute elevatis cincta, soUdiuscula, albida; spira conoi- 



