20 Descriptions of New Species of Achatinella. 



roughly striate longitudinally ; whorls six ; suture deeply im- 

 pressed; columella terminating in a strong abruptly twisted 

 plait ; lip simple, interior of shell of a leaden blue color ; exte- 

 rior dark chestnut, irregularly mottled and striped with white, 

 with an interrupted white band encircling the lower half of the 

 body whirl. 



Length 0.9 inch. Breadth 0.5 inch. 



Habitat. — Makawao, Maui. 



Remarks. — Allied to A. perdiv Reeve, but differs in mark- 

 ing. 



4. Achatinella splendida. 



Testa sinistrorsa, ovato-acuminata, solida, striis exilibus decussata, 

 alba, lineis multis vittisque transversalibus castaneis ornata ; linearum et 

 vittarum margine superiore integro, inferiori irregulariter serrato ; sutura 

 niodice impressa, marginata, ; anfractibus sex, duobus superioribus albido 

 et castaneo tessellatis, ultimo sub-inflato ; apertura ovata ; columella 

 brevi, lata et contorta ; labio expanso. 



Shell sinistral, solid, ovate-acuminate, finely decussately 

 striated ; suture moderately impressed, margined ; whorls six ; 

 body whorl somewhat inflated ; aperture ovate, lip expanded, 

 columella short, broad and twisted ; the two upper whorls tes- 

 sellated with chestnut and white, lower whorl with numerous 

 chestnut-colored transverse lines and fillets traced on a polished 

 white ground ; markings correctly lined superiorly and irregu- 

 larly serrated inferiorly. 



Length 1 inch. Breadth 0.55 inch. 



Variety «. — Bright chestnut, banded with white. 

 Habitat. — Waialuku, Maui. 



