366 UNRECOGNIZED SPECIES. 



whorl, distinct on the penultimate ; base indistinctly streaked 

 with whitish on a cinnamon ground ; interior russet. 



(a) Length 14, diam. 8, aperture 7.9 mm. ; 5% whorls. 



(6) Length 15, diam. 9, aperture 7.9 mm. 



Hawaii: North Kona at Honoula. Cotypes (a) in coll. A. 

 N. S. P., (&) in coll. Bishop Mus. 



The brown band, unaccompanied by a white one, is special 

 to this form, which carries the area of the species well down 

 the western side of the island, though not so far south as P. p. 

 errans goes in the east. The types are old shells, worn at the 

 summit, and containing young. In another lot the shells are 

 dull, more or less corroded, and the color-pattern is almost 

 obliterated. The largest measures 15.3 x 9.2 mm. 



P. 122, 3rd line from bottom, for "Waimanalu" read Wai- 

 malu. 



Unrecognized or undeserved Achatinellidce, etc. 



Helicteres sulphuratus BECK, Index Molluscorum, 1837, p. 

 51 "I. oc. pacif." Name only. 



Helicteres leucozonalis BECK, t. c., p. 51, "I. oc. pacif." 

 Name only. 



Achatinella acicula, foUiculus, unilamellata, lubricoides 

 and lubrica of Schliiter, Kurzgefasstes syst. Verzeichniss 

 meiner Conchyliensammlung, 1838, p. 8, are species of Ferus- 

 sacidce. Schliiter proposed Achatinella as a new genus for 

 these European snails in ignorance of Swainson's previous 

 use of the name. 



' Bulimus clausinus. " Shell dextral, ovate-conic, thick and 

 solid, white, smooth, glossy, sometimes with an obscure, nar- 

 row, yellowish band revolving with the suture, and passing 

 over the middle of the body-whorl. Whorls 5, convex. Aper- 

 ture subovate ; lip yellowish, thickened, coalescing with the 

 body-whorl and forming an enamel on the left side of the 

 aperture. Length about .7, diam. .4 inch. Hab. Hawaii" 

 (Mighels, Proc. Boston Soc. of Nat. Hist., ii, 1845, p. 20). 



Placed as "L. clausiana Migh." in Leptachatina by Hart- 

 man (Proc. A. N. S. Phila., 1888, p. 52). Unknown to Sykes 

 and other authors. Possibly an Oahuan Bulimella, but it is 



