172 NEOPETR^EUS. 



N. PLATYSTOMUS (Pfeiffcr). PI. 29, fig. 23. 



Shell profoundly uinbilicated, oblong-conic, solid, obliquely striate; 

 tawny-whitish, with irregular chestnut and brown streaks. Spire 

 conic, the apex subtruucate. Whorls 6i, a little convex, the last 

 about as long as the spire, slightly ascending in front, the base com- 

 pressed-rotund. 



Aperture slightly oblique, oval inside, tawny ; peristorae simple, 

 of a deep violaceous brown color, margins approaching, the right 

 margin broadly expanded, columellar margin much dilated, spread- 

 ing. Columella brown-violaceous, subplicate deep within. Alt. 40, 

 diarn. 18 mill. ; aperture with peristome 2(H mill, long, 15 wide, in- 

 side 16 long, 9 wide. (Pfr.~). 



Province Patas, Peru (Dr. Farris). 



Bulimus platystomus PFR., P. Z. S., 1858, p. 256, pi. 42, f. 2; 

 Malak. BL, 1859, p. 37 ; Monogr., vi, p. 39. 



N. BARONI (Fulton). PI. 25, figs. 64, 65, 66. 



Shell slightly umbilicate and broadly rimate, solid, either light 

 brown with a narrow whitish spiral band at the suture, or dirty 

 white with spiral bands of a light brown color ; the fine longitu- 

 dinal strise or lines of growth are irregularly microscopically 

 wrinkled ; apex blunt, apical whorls whitish, with close-set minute 

 thimble-like punctures; whorls 6i-6|, convex, the last rather sud- 

 denly deflected, giving the umbilical area a rimose character; aper- 

 ture ovate, dark-brown within, one-half to three-fifths the length of 

 the shell ; lip broadly expanded, outer margins white ; parietal callus 

 very thin. (Fulton). 



Long. 34 mill., maj. diam. 22 mill. 



Long. 36 mill., maj. diam. 21 mill. 



Long. 31 mill., maj. diam. 19 mill. 



Rio Yonan, Peru, 4000 feet elevation (C. T. Baron). 



Bulimulm (Drymceus) baroni FULTON, Ann. Mag. Nat. Hist. (6), 

 xx, no. 116, p. 213, pi. 6, f. 8, a-b. August, 1897. 



Resembles B. proteus Brod., in its variableness of form and colora- 

 tion, but has not the characteristic granular sculpture of that species. 

 It is closely allied to cora d'Orb., but is smaller, with more conical 

 spire, and of a more solid growth. (Fulton}. 



Placed provisionally in Neoj)etrcBus on account of Fulton's com- 

 parison with N. cora. Otherwise I would consider it a Scutalus from 



