32 MACRODOXTES. 



M. GRAYANUS (Pleiffer). PI. 13, fig. XS. 



Shell slender, turreted, rather solid, longitudinally very finely 

 striated and somewhat decussated by spiral impressed lines, cinnamon 

 ((.lured. Spire turreted, the apex very mucli attenuated. Whorls <>, 

 slightly convex, tlie last about two-filths the total length, deflexed in 

 front and becoming free from the preceding, carinated at the top and 

 \>;\<>'. having pits along the side. Aperture narrow, oblong, chan- 

 neled at the base ; peristome simple, expanded throughout, having 

 7 teeth within, three within the right margin, four within the left, the 

 upper one tubercle-shaped, the second strong and lamelliform. Length 

 .">.">, diam. 11, aperture 14 mill, long, 7 wide (Pfr.). 



Braxil (Pfr.); Theresopotis (Fruhstorfer). 



Biilimtis t/rai/tmns PFK., P. Z. 8., 184-i, p. 73 ; Monogr. ii, p. 83. 

 KEEVK, C'onch. Icon. pi. 3<S, I. 2'29. Odontostomus yrayanus H. 

 A: A. AD., Genera ii, p. 152. Bulintns (Macrodontes) grayaniis Pfr., 

 iiER, Nachrbl. d. D. Malak. Ges. 18*9, p. 30. 



Var. FASCIA-ITS (' Dohrn ' Pfeitfer). PL i:i, tigs. 89, 90, 91, 92. 



Shell ninbilicate and rimate, solid, fusiform, very dark chestnut- 

 brown encircled with many white, kydrophanous fines ami bands ; 

 densely finely striate, and decussated by minute spirals cutting the 

 tops of the stria-. Whorls C>1, moderately convex, the last shortly 

 free in front, contracted behind the outer lip, with three pits in the. 

 depression; acutely carinate at the base, concave above, the carina, 

 Haltened to the left of it and with a pit behind the basal lip ; umbili- 

 cus deeply excavated. Aperture vertical, angularly oblong, black- 

 brown inside, the parietal and basal margins slanting, straight, the 

 columellar margin vertical, concave, the outer margin regularly arcu- 

 aie ; almost closed by <S large teeth, white at their summits: a mar- 

 ginal parietal tubercle, a deeply-immersed columellar fold, crossed 

 below by a strong, entering columellar lamella, a smaller subcolumel- 

 lar lamella, and a compressed basal fold ; within the outer lip three 

 ((impressed folds, the upper palatal oblitpie, angular and twisted, sit- 

 uated above the middle of the lip, the superpalatal small and trans- 

 verse. Peristome broadly expanded, rellexed, white or blue-white. 



Length .'is 1 ,, diam. 13, length of aperture 15.J, width in the middle 

 H mill. 



Length 1<>. diam. ll'. 1 , mill. ( 1't'r. ) 



Braxil: Ma. ( iitliarina (Dohrn). 



