— 200 — 



trorsum arcuato, columellari subincrassato, subreflexo, perfora- 

 tionem occultante. 



Diam. maj. 7. min. 6 J/Zi. — Alt. 3 mill. — Apert. ait. 

 21/2. — Lat. ex columella. 3 1/4 mill. (Mus. Burdigalense.) 



Habit. Nov. Galed. 



5. H. Lifuana, Monir. 



Testa nautiliformis, minute umbilicata, depressa, orbicidata, 

 minute striata, coi'nea, epidermide fulvo-viridula induta, su- 

 pernè fidvo subradiata; spira immersa; sutura depressa; anfr. 

 5, convexiuscidi subrapide accrescentes, idtimus anlicè descen- 

 dens, altior quam latus, supernè obtuse angidatus, subtus con- 

 vexior, medio subgibbus ; apertura subobtiqua, angustè lunaris ; 

 perist. simplex, rectum^ intus album, callosum, marginibus re- 

 motis, dextro arcuato, columellari subverticali, incrassato, 

 circa perforationem subreflexo. 



Diam. maj. 11, min. 9 1/2 mill. — Alt. 7 mill. — 

 Apert. AU. 6. — Lat. 2 3/4 mill. (Mus. Burdigalense). 

 H. Lifuana, Montr. in Sched. 



Habit. Insula Lifu (Loyalty). 



6. Hélix Lomhardoi, Montr. 



Testa angustissimè umbilicata, globoso depressa, temds, sub- 

 distanter costulato striata, cnstulis acutis lamellis vitreis papy- 

 raceis et caducissimis, prolongatis ; lutescens, alba, strigis cas- 

 taneis undulatis dense tessellata, supernè alternathn flavo et cas- 

 taneoarticulata; anfr. %, convexi, angusti, regulariter accres- 

 centes, ultimus non descendens, altior quam latus ; apert. angusta, 

 compresso-lunaris ; perist. simplex, marginibus callo tenui 

 arcuathn junctis, acutum ; columellari basi reflexo, umbilicum 

 occultante. 



