68 ODONTOSTOMDS. 



ragged opaque-white stripes ; somewhat glossy, closely striate, the 

 striae often weak or subobsolete on the last whorl or two. Spire 

 high-conic with straight outlines, gradually and regularly tapering 

 from the last whorl to the obtuse apex. Whorls 10^-11 J, slightly 

 convey, the last having a slight dent behind the outer and a deeper 

 groove behind the basal lip. Aperture small, ovate or subpenta- 

 gonal, white within, obstructed by four teeth : a compressed parietal 

 lamella, an oblique, strong columellar lamella, a compressed lower 

 pajatal fold, basal in position, and a larger upper palatal fold in the 

 middle of the outer lip. Peristome slightly or moderately expanded, 

 the columellar margin dilated. 



Length 30^, diam. 10 mill. (Spix's figure, the type of striatus 

 Spix and spixii Orb.). 



Length 31, diam. 10, length of aperture 9 mill. 



Length 31^, diam. 9, length of aperture 9 mill. 



Length 31, diam. 9, length of aperture inside 8 mill. (Pfr. for B. 

 wagneri}. 



Length 32, diam. 10 (original description upon which wagneri 

 was based). 



Brazil : Prov. Sao Paulo (Spix). Varieties in Southwestern 

 Brazil, Bolivia, Paraguay and Argentina. 



Pupa striata WAGNER, Testae. Bras., p. 19 Clausilia striata 



SPIX, pi. 14, f. 2 (1827) DESH. in Lam., An. s. Vert, viii, 186 



Cyclodontina striata BECK, Index, p. 88. Bulimus striatus PFR., 

 Monogr. iv, p. 437; vi, 76. Odontostomus striatus Spix, von MAR- 

 TENS, Sitzungs-Berichte Gesellsch. Naturforschender Freunde zu 

 Berlin, no. 7, July, 1894, p. 163-169 ; with var. bohlsi, paraguay- 

 anus, spixi, wagneri, p. 166 PARAVICINI, Boll. Mus. Zool. ed 



Anat. Comp. Torino, ix, no. 181. p." 5 Helix spixii Fer., ORB. Mag. 



de Zool. 1835, p. 21, stated to be Closilia striata Spix ; no descrip- 

 tion ; with var. major and minor, undescribed ; Voy. dans 1'Amer. 

 Merid. pi. 41 bis. f. 11. Pupa spixii ORB., Voy. p. 320, with var. 

 major and minor. Bulimus spixii GRAY, Figs. Moll. Anim., pi. 302, 

 f. 7 (copy from Orbigny). Pupa turrita ANTON, Verzeichniss der 

 Conchylien welche sich in der Sammlung von Hermann Eduard 

 Anton befinden, p. 47, no. 1748 (1839) Pupa conspersa POT. & 



MICH., Galerie i, p. 160, pi. 16. f. 3, 4 (1838) Bulimus wagneri 



PER., Symbols ad Hist. Hel., ii, p. 124 (1842), name based upon 

 Pupa striata Wagn., Desh. in Lam.; Monogr. ii, p. 85 ; iii, 369 ; iv, 



