DRYM^EUS, SOUTH AMERICAN. 205 



D. CANTATUS (Reeve). PI. 40, fig. 9. 



Shell somewhat fusiformly oblong, somewhat obliquely produced 

 at the base, umbilicated, whorls six to seven in number, smooth 

 or rather obscurely rudely striated, columella curved inwards 

 in the middle, aperture sinuated at the base, lip expanded, par- 

 tially reflected ; light fawn-white, indistinctly marked with small 

 squarish distant spots, lip and columella colored interiorly with rose- 

 purple (Rve.}. 



Alt. 39*, diam. 19 mill. ; alt, of aperture 20 mill, (from fig.). 



Tarma, Peru (Jelski) ; Habitat unknown (Dennison Coll.). 



Bullmus cantatas REEVE, Conch. Icon., v, pi. 56, f. 375. PFR., 

 Monogr., iii, p. 375. LUBOMIRSKI, P. Z. S., 1879, p. 723. 



D. PEELII (Reeve). PL 34, figs. 7, 8. 



Shell slightly perforate, long ovate, subfusiform, rather solid, 

 closely plicatulate striate (the folds here and there almost obsolete) ; 

 whitish, ornamented with rather wide reddish, white-dotted stripes, 

 more or less interrupted. Spire somewhat irregular, conic, the apex 

 small, acute ; suture linear above, then becoming deeper and deli- 

 cately crenulated. Whorls 7, the earlier 5 rather flat, the penulti- 

 mate convex, irregular, the last slightly shorter than the spire, sub- 

 arcuately ascending in front, tapering at base and somewhat com- 

 pressed ; columella callous, twisted, orange-colored. 



Aperture subvertical, rhombic semi-oval, white deep within, 

 showing the bands; peristome buff, thin, rather broadly expanded, 

 the margins joined by a very thin callus, right margin with long, 

 subregular curve, basal narrowly arcuate, somewhat effuse, colum- 

 ellar margin thickened. Alt. 54, diam. 20 ; aperture 27 mill, long, 

 14 wide (Pfr.). 



On the Amazon in Peru (Rve.) ; Canelos, Ecuador (Stiibel). 



Bulimmpeelii RVE., P. Z. S., 1859, p. 123. PFR., Monogr. Hel. 

 Viv., vi, p. 28 ; Novit. Conch., iv, p. 144, pi. 133, f. 6, 7 ; Monogr., 

 viii, p. 49. Otostomus (Drymceus') peelii MARTENS, Conch. Mittheil., 

 p. 160. Drymceus peelii Jouss., Bull. Soc. Zool. France, 1887, p. 

 217. Bulimulus pealei PAETEL, Catal., p. 100. 



A form with the apex violaceous was collected by Stiibel. 



D. FORDII n.sp. PI. 38, figs. 1,2, 3. 



Shell fusiform, minutely rimate, moderately solid ; white, with 

 irregular longitudinal streaks of chestnut, more or less vermiculate- 



