25G IIELIX §. 74. 75. 



1GG2. H. rugata Pease. -{■ 



« T. leiilicularis, umbilicata, oblique ct irregulariter rugosulo- 

 slriata ct slriis spiralibus decussata; spira parum elevata, apice 

 obluso; anfr. 5, tuniidiusculi, ultimus ad periphcriam acute ca- 

 rinatus, basi convexiusculus, ad umbilicum rotunde angulatus; 

 umbilicus y^ diametri subaequans; apertura subrhomboidea; 

 lamellis duabus conspicuis parietalil)us, unica parva in supero, 

 dentibus lamellaeformibus tribus in labio. Fusco et pallide fulvo 

 lessellata. — Diam. 3, alt. 2 mill. » (P.) . 



Ilelix rugata Harper Pease in Tryon Amer. journ. Concli. 11. 

 1866. p. 291. 



Endodonta rugata Pease in Proc. Zool. Soc. 1871. p. 474. 

 Ilabitat in insulis Sandvvich. 



* * * 



1663. Leimonias (Bulimus) Gray. (Coll. 637.) III. i/.^. lY. i5o. 



Y. 221. — Nova Seelandia. 



§. 75. 



1664. Helenensis Forb. III. 14 4. lY. 154. V. 220. — Helix Alexandri 



Forh., poli/odon G. W. Sowerby. — Ins. St. Helena. 



1665. Cutteri Pfr. (Coll. 638.) IV. 155. Y. 220. — Ins. St. Helena. 



1666. retunsa Pease. (Coll. 639.) Y. 220. — Pihjs reliinsa Pease in 



Proc. Zool. Soc. 1871. p. 475. — Talieiti. 



16G7. H. imperforata (Pithys) Pcasc. f 



« T. imperforata vel vix rimato-perforata, orbicularis, te- 

 nuiuscula, radiatim confertim costulata, flavido et rufo radiatim 

 lessellato-slrigata, slrigis ad periphei'iam et basin flexuosis; 

 spira \ix elevata, obtusa; sutura impressa; anfr. 6, convexi, 

 ultimus ad peripheriam rotundatus; apertura obliqua , lunaris, 

 lamcllis 3 munita, 1 in pariete aperturali, 2 in margine basali; 

 perist. simplex, columella eversa, callosa. — Diam. 4, all. 

 2 mill. » (P.) 



Pithys imperforata Harper Pease in Crosse Journ. Conch. XVIII. 

 1870. p. 394. 



Pitys imperforata Pease in Proc. Zool. Soc. 1871. p. 453. 



Ilabitat in insula Aitutake. 



Obs. «Hacc species, H. oparica Ant. et rolula Homhr. <y Jacq. uni- 

 cae generis sunt imperforatae. Ab //. rotiila, cui proxima, diirert nunicro 

 majore anfracluuni, costis radiantibus distinctioribus et strigis rubellis 

 angulatis super basin productis. » 



* 



1668. eontorta Fer. (Coll. 64o.) I. 185. III. 144. IV. 155. V. 220.— 

 Palula Piilel Cat. p. 89. — Pitijs contorta Peasc in Proc. Zool. 

 Soc. 1871. p. 474. — Ins. Sandwich. 



