30 



varicosus, infra suturam et ad basin attenuatam plicatus, medio 

 Icevigatus ; apertura verticalis, angusta, basi rotundata; plica 

 parietalis unica, levis, profunda ; plica columellaris tenuis, obli- 

 qua, marginem at ting ens ; perist. simplex, acutum,margine dextro 

 intus obsoletissime transverse plicato. 



Long. 10, diam. 5 mill. 



Hab. Admiralty Islands. 



4. Descriptions of Eight New Species of Achatinella, 

 FROM Mr. Cuming's Collection. By Dr. L. Pfeiffer. 



1. Achatinella concavospira (Bulimella), Pfr. T. sub- 

 perforata, dextrorsa, ovato-turrita,solida, striatula, nitida, albida, 

 fasciis et strigis angusiis coffeaceis ornata; spira concavo-tm^- 



rita, apice acutiuscula, alba ; sutura valde marginata ; anfr. 7, 

 primi 3 plani, sequentes convexi, ultimus rotundatus, f longitu- 

 dinis subfsquans ; plica columellaris supera, nodiformis, alba ; 

 apertura obliqua, obauriformis ; perist. hepaticum, margine dextro 

 expansiusculo, columellari perdilatato, reflexo, subadnato. 



Long. 21-i-, diam. 11^ mill. 



Hab. Sandwich Islands (Dr. Frick). 



Allied to A. terebra, Newc. 



2. A. MORBiDA (Bulimella), Pfr. T. subperforata, sinistrorsa, 

 ovato-turrita, solidula, striata et striis confertis spiralibus sub 

 lente decussata, alba,fusco varie strigata et fasciata ; spira elon- 

 gata, gracilis, apice acutiuscula ; sutura simplex ; anfr. 6^ vix 

 convexiusculi, ultimus spira paulo brevior, convexus ; plica colu- 

 mellaris alba, brevis, obliqua ; apertura obliqua, obauriformis ; 

 perist. incrassatum, breviter expansum, margine columellari per- 

 dilatato, late adnata. 



Long. 19, diam. 9 mill. 



Hab. Sandwich Islands {Dr. Frick). 



Allied and similar to A. sordida, Newc. 



3. A. FABA (Bulimella), Pfr. T. imperforata, dextrorsa, ovata, 

 solidula, irregulariter striata, nitida, alba ; spira convexo-conica, 

 apice acutiuscula ; sutura simplex ; anfr. 5 convexiusculi, ultimus 

 spira paulo longior, rotundatus ; plica columellaris supera, valida, 

 nodiformis ; apertura parum obliqua, obauriformis ; perist. intus 

 crasse labiatum, margine dextro breviter expanso, columellari re- 

 flexo, adnata. 



Long. 16, diam. 10^ mill. 



Hab. Sandwich Islands (Dr. Frick). 



Allied to A. ovata, Fricki, &c. 



4. A. SACCATA (Achatinellastrum), Pfr. T. subperforata, 

 sinistrorsa, turrita, solidula, striatula, sub lente decussatula, 

 nitida, Candida ; spira regulariter attenuata, apice acuta ; sutura 



