262 IIELIX §. 77. 



1699. H. distans Pease. -f 



«T. tenuis, planorI)oi(lea, depressa, pallide castanea, obliquc 

 costato-striala, supra planuiata; spira parum elcvata; anfr. 4 — 5, 

 convexi, ultimus magnus, rotundus, basi subangulatus, sutura 

 impressa; apertura magna, vix obliqua, subcircularis, ad parie- 

 tale costellis intro volventibus instructa; umbilicus % diametri 

 subaequans. — Diam. 7, alt. ^Ya mill. » (P.) 

 Helix distans Hurper Pease in Tryon Amer. journ. Conch. II. 

 p. 290. 



Ilabitat in insulis Sandwich. 



Obs. «Pertinet ad sectionem II. hyslricis, sed inter omnes cjus 

 species a typo maxirae distans. » 



1700. H. consimilis Pease. -f 



«T. depressa^ sublenticularis, tenuiscula, utrinque con- 

 fcrlim radiatim costellata, supra fusco et luteo tessellata , infra 

 rufo -castanea interdum rufo-fusco strigata, late umbilicata; 

 anfr. 5, convexis, suturis inipressis, interdum subangulatis; 

 anfr. ullimus medio interdum subdepressus, ad umbilicum et 

 periphcriam rolundatus; apertura rotundato-Iunaris, lamella 

 uuica volvenle instructa; labro simplici, acuto. — Diam. 4, alt. 

 2 mill.» (P.) 



Helix consimilis Harper Pease In Amer. journ. Conch. III. 1867 

 p. 227. 



Pitys consimilis Pease in Proc. Zool. Soc. I87I. p. 474. 



Patula consimilis Schmeltz in Mus. God. cat. V. p. 207. 



Habitat in insulis Tahiti, Raiatea. 

 Obs. Sirailis H. radiellae Pfr. 



1701. H. rotellina (Pithys) Pease. f 



«T. planorboidea, tenuiuscula, anguste umbilicata, lenuis- 

 sime radiatim elevato-striata; spira vix eJevata; anfr. 5, con- 

 vexi, ultimus rotundatus; apertura lunata, obliqua, prope trans- 

 versalis, subcompressa; paries aperturalis lamella unica intrante 

 munila; perist. simplex, rectum; flavido et rufo alternatim ra- 

 diatim strigata. — Diam. 2, alt. 1 mill. » (P.) 



Pithys rotellina Harper Pease in Crosse Journ. Concb. XVIII. 

 1870. p. 393. 



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



Habitat in insula AitutalvC. 



Obs. Species perforatione urabilicali angusta ct anfractu ultimo ro- 

 lundato ab affinibus distinguenda. J 



