BULIMUS.— Plate LXXV. 



cuous flattened teeth, of which the interstices are variously 

 , with violet-black. 



Species 543. (Mas. Pfeifler.) 



BuLiMUS Vaknensis. Bui. tedd cylmdraceo-elongata, 

 solidiusculd, compresse vmbilicatd, anfractibus decern, 

 plano-convexis, oblique irregulariter striatis, aperlurd 

 parviusculd, columelld labroque dilatatis, non rejlexis ; 

 alba, intus fuscescente, apice nigricante. 



The Varna Bulimcs. Shell cyliudiicaUy elongated, 

 rather solid, compressly umbilicated, wliorls ten in 

 number, flatly convex, obliquely irregularly striated, 

 aperture rather small, lip and columella dilated, not 

 reflected ; white, brownish within, apex blackish. 



Frivaldsky, Pfeiff'er, Monog. HelicidK, vol. ii. p. 237. 



Uab. Near Varna, Tin-key. 



Of a clear white, without any indication of marking. 



Species 54.4.' (Mus. Pfeiffer.) 



BuLiMUS membranaceus. Bui. testa subfmiformi- 

 oblongd, tenui, liyalind, compresse umbilicatd, anfrac- 

 tibus septem, plano-convexis, lavibus, sub lente minute 

 striatis, columelld late re/lexd, depressd, aperturd sub- 

 obliqud, labro simplici, paululum effusd ; pellucido- 

 albicante. 



The membranaceous Bulimus. Shell somewhat fusi- 

 formly oblong, thin, hyaline, compressly umbilicated, 

 whorls seven in number, flatly convex, smooth, 

 minutely striated beneath the lens, columella broadly 

 reflected, depressed, aperture rather oblique, lip 

 simple, a little eflFused ; transparent white. 



Philippi, Abbild. und Besch. Conch. Bui. PI. 5. f. 1, 2. 



Hab. ? 



A delicate transparent white species, probably inhabiting 



Central America. 



Species 5-45. (Mus. Pfeiff'er.) 

 BuLiMUS Frivaldskyi. Bid. testa cylindraceo-oblongd, 

 vix compresse umbilicatd, anfractibus novem, planius- 

 culis, subtiliter oblique striatis, aperturd parvd, obliqud, 

 semiovali, columella labroque appressis ; pellucido-cor- 

 ned, crassiusculd. 



Frivaldsky's Bulimus. Shell cylindricaUy oblong, but 

 slightly compi'cssly umbilicated, whorls nine in 

 number, rather flattened, flnely obliquely striated, 

 apcrtm-e small, oblique, semi-oval. Up and columella 

 oppressed ; transparent homy, rather thick. 



Pfeiffer, Zeitschr. fur Malac. 1847, p. 191. 



Hab. Natolia, Turkey in Asia. 



A small stout horny cylindrical shell of which the 



surface is rather flattened. 



Species 546. (Mus. Pfeiffer.) 



Bulimus compactus. Bui. cylindraceo-oblongd, solidius- 

 culd, subcompresse umbilicatd, anfractibus novem ad 

 decern, oblique ruguloso-striatis, aperturd fnmcato-ovali, 

 tridentatd ; opaco-albd, fuscescente pallide strigatd, 

 intus subaurantid. 



The compact Bulimus. Shell cylindi-ically oblong, rather 

 solid, somewhat compressly umbilicated, whorls nine to 

 ten in number, obliquely roughly striated, aperture 

 truncately oval, three-toothed; opake-white, faintly 

 streaked with light brown, interior tinged with orange. 



Frivaldsky, Pfeifler, Zeitschr. fui- Malac, 1848, p. 6. 



Eab. Island of Crete. 



A slight contraction of the aperture forms a noticeable 

 feature in tliis species. 



Species 547. (Mus. Pfeiff'er.) 



Bulimus trichodes. Bui. testd acuminato-oblongd, 

 tenui, umbilicatd, anfractibus octo, sublilissime gra- 

 nulato-striatis, aperturd ovali, columelld reflexd, labro 

 simplici; olivaceo-corned, lineis opaco-albis longitu- 

 dinaliter notatd, pilis brevissimis obsitd. 



The hairy Bulimus. Shell acuminately oblong, thin, 

 umbilicated, whorls eight in number, very finely gra- 

 nulately striated, aperture oval, columella reflected, 

 lip simple ; olive-horny, longitudinally marked with 

 opalie white lines, covered with very short hair. 



D'Orbigny, Voy. dansl'Amer. Merid. Moll. p. 377. pi. 33. 

 f. 1-5. 



Hab. Province of Santa Cruz, Bolivia ; D'Orbigny. 

 Distinguished by its peculiar hairy covering. 



