OMPHALOTROPIS §. 4—6. 
179 
tiusculo leviter impresso sculptis, ultimo convexo, carina basali 
elevatiuscula munito ; apertura verticali, pyriformi, peristomate 
simplici acuto, marginibus callo appresso arcuato junctis, colu- 
mellari expansiusculo , undulato. — Operc.? — Long. 0, 
diam. 4 (B.) 
Omphalotropis Harpula Bens, in Ann. and Mag. n. li. 1859. Febr. p. 100. 
Habitat in insula Mauritii. 
§. 5. 
28. acutilirata Pfr. (Coll. 534. — Nov. Hebrid.) Pneura. 11. p. 166. 1089. 
29. Annatonensis Pfr. (Nov. Hebrid.) .... - - - 166, 1090. 
30. vestita Pfr. (Coll. 535. — Nova Seelandia.) . - - - 166. 1091. 
31. multilirata Pfr. (Ins. Mauritius.) .... - - - 167. 1092. 
§. 6 . 
32. aurantiaca Desh. (Coll. 536. Pondichery.) - - - 167. 1093. 
33. O. CSaeyaiei IloSarsi SeiMper. 1094. 
„T. perforata, ovato-conica, striis transversis, interruptis, 
fulguratim dispositis sculpta, fusco-rubella, nebulosa; sutura 
subcanalicLiIata et marginata; spira conica, apice acutiusculo; 
anfr 6 subplani, ultimus magnus, medio subangulatus , circa 
perfbrationem compresse carinatus ; apertura subverticalis, lunato- 
ovalis; peristomium expansiusculum , basi effusum, margine 
columellari supra recedente, basin versus angulum formante 
et reflexo. — Alt. 11, diam. 6 ^ 2 ? apert. long. 51 / 2 , lat. 3^/4 
mill." (D.) 
Htjdrocenn Chcyncl Dohrn Semper in Malak. Bl. IX. 1862. p. 207. 
— — Pfr. Novit. conch. I. p. 223. Nr. 326. t. 58. f. 9. 10. 
Habitat in insulis Pelew (Cheyne). 
34. rnbens Quoy & Gaim. (Coll. 537. 
Mauritius.) 
Ins. 
. . Pneum. II. p. 167. 
1095. 
35. O. Ffe*. ]096. 
T. subperforata, ovato-conica, tenuiuscula, laevigata, nitida, 
unicolor fulvida vel cingulo 1 albido ornata ; spira conica, 
acuta; sutura marginata; anfr. 7 vix cdnvexiusculi , ultimus 
peripheria leviter filocarinatus , crista basali ford munitus; 
12 ^ 
