DRYM^US, SOUTH AMERICAN. 215 



part; lip expanded, scarcely reflected. Whitish, longitudinally 

 streaked and transversely banded with livid olive or blue-black ; 

 interior of the aperture rich purple, lip white. (Reeve). 



Alt. 37, diam. 14, alt. of aperture 19 mill, (from fig.). 



Alt. 36, diam. 14. alt. of aperture 18 mill, (from fig.). 



Santa Fe de Bogota, Colombia (coll. J. Dennison). 



Bulimus murrinus REEVE, Conch. Icon., pi. 43, f. 273a, b (Oct- 

 ober, 1848). PFR., Monogr., iii, p. 374; iv, p. 443; vi, p. 78.- 

 ? Bulimulus (Drymceus) ? murrinus MARTENS, Mai. Bl., xiv, 1867, 

 p. 142. 



It is said by Reeve to be " nearest allied to the B. linostoma d'Orb- 

 igny." Von Martens has identified as B. murrinus, but with some 

 doubt, a series of shells collected bv Thamm in Peru on the Chan- 



* * 



chamayo, a tributary of the Ucayali river, one of the head waters of 

 the Amazon (see Malakozoologische Blatter, 1867, p. 142). He 

 compares convexus Pfr., cantatus Rve., and spectatus Rve. (f. 60 la). 



Var. phryne (Pfeiffer). 



Shell perforate, oblong-fusiform, rather thin, plicate-striate ; buffj 

 with red streaks mottled with whitish ; spire long conic, the apex 

 minute. Whorls 6J, a little convex, the last slightly shorter than 

 the spire, the base compressed at the perforation. Columella sub- 

 angularly arcuate. Aperture little oblique, subrhombic, rose-colored 

 inside, showing the streaks through ; peristome simple, unexpanded, 

 the right margin reflexed, overhanging. Alt. 31, diam. 12 mill. ; 

 aperture 15 mill, long, 7 wide. (Pfr.). 



Andes of Peru (Cuming coll.). 



Bulimus phryne PFR., P. Z. S., 1862, p. 274 ; Monogr., vi, p. 120. 



Mr. DaCosta states that this is not separable from B. murrinus 

 Reeve. 



Var. convexus (Pfeitfer). 



Shell narrowly umbilicated, oblong-fusiform, rather solid, striate, 

 shining; whitish, ornamented with streaks of broivn lineolate with 

 white; spire lengthened, rather acute. Whorls 7, convex, the last 

 a little shorter than the spire, compressed around the umbilicus. 

 Columella arcuate, with a nodule above its base. 



Aperture oblique, receding at base, elliptical, the base channelled, 

 lilac-rose colored within ; peristome rather broadly expanded, the 



