HELIX §. 52. -255 



G66. H. retusa Pfr. 



T. imperforata, subglobosa, apiceretusa, tenuis, laevigala, 

 basi concentrice slriolata, castaneo-fulva, albo late strigata et 

 flammulata, epidermide hydrophana, albida, decidua partim in- 

 duta, sursum pallescens, castaneo-fasciata; spira brevis; anfr. 4 

 convexiusculi, ultimus subangulatus, vix descendens; columella 

 intrans, alba, superne dentato-dilatata; apertura rotundato-lunaris, 

 intus margaritacea; perist. late expansum, reflexiusculum. — 

 Diam. maj. 28, min. 24, alt. 20 mill. (Mus. Cuming. et Gruner.) 

 Helix retusa Pfr. in Proc Zool. Soc. 1845. p. 132. 



— — Phil. Icon. n. H . p. 84. t. 7. f. 2. 



— — Chenm. ed. II. Helix N. 274. t. 47. f. 9. 10. 

 Habitat in insula Samar Philippinarum (Cuming). 



667. H. sphaerica Sowerby. 



T, imperforata , globosa , oblique irregulariter rugulosa , flava, 

 haud nitens, fascia nivea ad suturam, saturate rufa ad periphe- 

 riam ornata, interdum fusco-strigata ; anfr. V/2 convexiusculi, ul- 

 timus juxta aperturam constrictus; columella lata, alba, sub- 

 tuberosa, area nigricante circumdata; apertura lunato-circularis, 

 intus nitide nivea ; perist. reflexum, nigro-marginatum. — R. a. 

 =j 5 : 11. — Diam. maj. 26, min. 23, alt. 18 mifl. (CoH. Nr. 396.) 

 Helix sphaerica Sow. in Proc. Zool. Soc. 1841. p. 26. 



— — Pfr. Symb. U. p. 39. 



— — Deless. recueil t. 38. f. 1. 



— — Chetnn. ed. II. Helix N. 250. t. 39. f. 3. 4. 

 Habitat in insulis Luzon et Zebu (Cuming). 



668. H. mandarina Gray. 



T. imperforata, turbinato-globosa, solida, striata, castanea; 

 spira elata, conoidea, apice obtusa; anfr. 5/2 convexi, ultimus 

 pallide cingulatus, interdum medio subangulatus; sutura profunda; 

 apertura late rotundato-Iunaris ; perist. subincrassatum, margine 

 supero vix expanso, basali et columellari dilatato, arcuato, car- 

 neo. — Diam. maj. 27, min. 23, alt. 20 mill. (Mus. Cuming.) 



Helix mandarina Gray Zool. of Beech. voy. p. 143. t. 38. f. 3. 

 /9. Spira elatiore, apertura magis rolundata : diam. maj. 25, min. ^^'/z, 

 alt. 23 mill. (Mus. Cuming. ) 



Helix mandarina var. Gray Zool. of Beech. voy. t. 34. f. 2. 

 Habitat Loo-Choo (Gray). 



669. H. strobilus Ferussac. 



T. imperforata , conico-globosa , oblique striata , nitida , nigri- 

 cans, interdum cingulo lato fusco circumdata, circa columellam 



