364 FAUNA HAWAIIENSIS 



(33) Leptachatina imitatrix, sp. nov. 



Testa elongata, turrita, imperforata, dextrorsa, tenuiuscula, flavido-cornea, sub lente 

 longitudinaliter minute striata ; anfr. 6^, plano-convexi, ultimus 4 altitudinis testae 

 aequans ; sutura impressa ; apertura elongato-ovalis, margine dextro arcuato, acuto, 

 columellari incrassatulo, retkxo, plica minima, inconspicua munito, marginibus callo 

 tenui junctis. Alt. 7 ; diam. 2-6 mill. 



Plate XI. fig. 9. 



Only a single specimen. It recalls L. exilis of Gulick, but is more conic — i.e. the 

 upper whorls are narrower in proportion — and is of a light straw-yellow. The 

 columellar plait is deeply-seated and inconspicuous. 



Hab. Hawaii, Mauna Loa at 4000 feet (Perkins). 



(34) Leptachatina impressa Sykes. 



Leptachatina impressa Sykes, P. Malac. Soc. London, 11. (1896), p. 127. 



Plate XI. fig. 8. 



Hab. Lanai, Mountains behind Koele (Perkins). 



(35) LeptacJiatina isthmica Ancey. 



Leptachatina isth7)iica Ancey, P. Malac. Soc. London, iii. (1899), p. 270; Sykes, 



t. c. pi. XIII. fig. 20. 

 Hab. Maui, Sand Hills between East and West Maui, subfossil (Ancey). 



(36) Leptachatina konaensis, sp. nov. 



Testa elongato-ovata, imperforata, dextrorsa, tenuiuscula, cornea vel pallide cornea, 

 longitudinaliter tenuiter striata, apice obtusulo ; anfr. 6, planati, ultimus f altitudinis 

 testae aequans ; sutura impressa, marginata ; apertura sinuato-ovata, columella arcuata, 

 margine dextro intus subcalloso, columellari subreflexo, plica mediocri ascendente 

 munito. Alt. 8 ; diam. 4 mill. 



Plate XI. fig. 13. 



Akin to L. simplex Pease, but is much more swollen and inflated. Six specimens. 



Hab. Hawaii, Kona at 4000 feet (Perkins). 



II 



