LEPTACHATINA, GROUP G. 41 



tral margin unreftected, semicircular; columellar margin di- 

 lated, white, adnate; parietal margin very thin, white. 

 Length 8.0, diani. 4.3, length of body whorl 5.3 mm." 

 (Gulick.) 



Oahu: AYaialei, Pupukea, Waimea, Kawailoa, Helemanu 

 (Gulick) ; Waialua (Lyman) ; Waianae Mts., back of Leile- 

 hua (Cooke). 



Achatinella fumida GULICK, Ann. Lye. N. Y., vi, 1856, p. 

 181, pi. 6, fig. 9. Achatinella vitrea NEWCOMB, Ann. Lye. 

 N. Y., vi, 1858, p. 328. AchatineUa (Leptachatina) vitrea 

 PFR., ]\Ion. Hel. Viv., vi, p. 183. Achatinella (Leptachatina) 

 nitid-a f PFR., Mon. Hel. Viv., vi, p. 184. Leptachatina 

 fumida SYKES, P. Malac. Soc. London, iii, pi. 14, fig. 15; 

 Fauna Haw., ii, 1900, p. 362. 



L. fumida is somewhat closely related to L. gummea Gulick. 

 It differs in its slightly more convex spire and its aperture is 

 more perpendicular. It has no relationship with L. cingula 

 Migh. (L. vitrea Xewc.). 



The measurements of two specimens are : 



Length 8.0, diam. 4.2, length of apert. 3.7 mm. P. A. N. S. 

 91876. 



Length 7.3, diam. 3.8, length of apert. 3.3 mm. Wailua. 



53. L. CORUSCANS Hartman. PL 6, figs. 6, 7. 



''Shell dextral, ovate, very thin and polished, spire one- 

 third the length; apex obtuse, whorls 4 1 /4, rounded, the last 

 one and a half inflated; suture impressed, aperture semi- 

 ovate, with a very thin white lamellar tooth near the base; 

 labiuni slightly thickened within and white, color amber. 

 Length 9.0, diam. 4.5, length of ap. 3.5, diam. 2,5 mm." 

 (Hartman.) 



Molokai: Kanialo (Baldwin) : Kapanui, Kolamaula, and at 

 4000 ft. (Perkins) ; Mapulehu Ridge (Thaanum). 



Leptachatina coruscans HARTMAX, Proc. Acad. Nat. Sci. 

 Phila,, 1888, p. 52, pi. 1, fig. 16. SYKES, Fauna Haw., ii, 

 Moll., p. 360. 



Dr. Hartman must have miscounted the number of whorls 

 in his type specimen, as a photograph of the type, in the col- 



