122 



larits supera, valida, torta, f usco - carnea ; perlst, expansuin, 

 fuöculum, intus labiatiim. - Long. 22^2? diam. 10 mill. 



Achat'mella Redfieldi Nerve, in Ann. liVC. New-York 



VI. p. 22."^ 

 » V Newc. Descr. p. 6. t. 22. f. 5. 



ß. Castanea vel spadicea, ad suturani albo-fasciata. 



y. Subunicolor alba. 

 Habitat Molokai et Maui. 



23. A. Tappaniana C. B. Adams. 



T. imperforata , slnistrorsa, elongato - conica , irregula- 

 riter striata et sub lente minutissime deciissata, alba, saepe 

 pallide fulvo nebulosa, plerumque fascia 1 angusta casta- 

 nea in anfractu ultimo (accedentibus interdum lineis fulvis) 

 ornata; spira turrito-conica , apice acuta; sutura magis mi- 

 nusve distincte marginata; anfr. 6^/2 convexiusculi , magis 

 minusve subangularcs , ultimus 2^5 longitudinis vix attin- 

 gens; apertura perobliqua, obauriformis, basi dllatata; plica 

 columeilariö supera, valida, horizontaliter prominens, alba 

 vel lilacina; perist. subsimplex, margine externo deorsum 

 expanso, columellari brevi. — Long. 25, diam. 11 ',2 miH* 



Achatinella Tappaniana C. B. Adams, Pfr. Mon. 

 Suppl. p. 462. 



Habitat in ins. Sandwich. 



24. A. sordida Newcomb. 



T. subimperforata , dextrorsa vel sinistrorsa, turrito- 

 conica, solida, striatula, alba, basi interdum fusco confer- 

 tim radiata, vittis variis fuscis signata; spira elongato-conica, 

 acutiuscula; sutura late marginata; anfr. 7 convexiusculi, 

 ultimus rotundatus, ^3 longitudinis vix superans; apertura 

 obliqua, irregulariter semiovaiis; plica columellaris levis, 

 obliqua; perist. breviter expansum , intus valide labiatum, 

 margine columellari incrassato, sinuoso. Long. 2o, diam. 

 11 mill. 



Achatinella sordida Newc. Descr. p. 13. t. 23. f. 27. 



Habitat Lehui , Oahu, 



