COLIMACEA. MOLLUSCA. BULIMUS. 193 



whicb is now in the Cabinet of the Academy of Natural Sciences at 

 Philadelphia, and no other specimen of which has as yet been found. 

 A multiplication of names will thus be avoided. 



GENUS BUL-iMUS, BRUG. 



Shell oblong-oval, aperture simple, rounded anteriorly, longer than broad, 

 inhabiting the land. 



BULI'MUS LU'BRICUS. 



Shell small, oblong-ovate, obtuse, smooth and polished, trans- 

 parent, brownish horn-color; whorls six, rounded; aperture small, 

 ovate ; lip simple, thickened within. 



FIGURE 124. 



State Coll., No. 87. Soc. Cab., No. 1200. 



Helix lubrica, MULLER; Verm., 104, No. 303. CHEMN. ; Conch., ix. t. 135, 



f. 1235. PENNANT; Brit. Zool, vi. 337, pi. 85, f. 4. MONTAGU; Test. Brit., 



390, pi. 22, f. 6. MATON and RACKETT ; Lin. Trans., viii. 213, t. 5, f. 12. TUR- 



TON ; Conch. Diet., 64. LAM.; An sans Vert., viii. 237. 

 Bulimus lubricus, BRUG.; Diet., No. 23. BRARD ; 98, t. 3, f. 20. PFEIF.; 50, 



pi. 3, f. 7. FLEMING ; Brit, rfnim., 265. DRAPARNAUD ; Hist, des Moll., 75, pi. 



4, f. 24. 

 Cionella lubrica, JEFFR. ; Lin. Trans., xvi. 347. SOWERBV; Conch. Man., 



f. 285. 

 Achatina lubrica, MICHAUD ; Corn-pi, a Drap., 51, No. 1. ALDER; Mag. of Zool. 



and Bot., ii. 110. 



Turbo glaber, DA COSTA ; Brit. Conch., 87, pi. 15, f. 18. 

 Cochlicopa lubrica, FERUSSAC ; Hist. JVaf. des Moll.. Tab. Sysl., 55, No. 374. 

 Zua lubrica, LEACH; Moll., 114. GRAY'S Turton's Man., 188, t. 6, f. 65; and 



for numerous other references see Lamarck. 



Shell small, rather larger than a grain of wheat, elongated-oval, 

 obtuse at apex, of a smoky horn-color, exceedingly thin and 

 transparent, exhibiting the pillar throughout its whole length ; sur- 

 face very bright and polished ; whorls five or six, rounded ; su- 

 ture distinct ; lower half of the last volution somewhat tapering 

 towards the base ; aperture small, ovate, not broadly rounded at 

 base ; lip simple, thickened within, and of a claret tint, inner lip 

 a little thickened so as to give the appearance of a slight notch at 

 base ; umbilicus none. Length T 3 ^ inch, breadth ^ inch. 

 25 



