48 Buixetin 29 2, IS 



and the first four carinate, the subsequent spiral volutions are 

 marked by spiral threads and by arcuate growth-lines; body 

 whorl sharply angulate at the shoulder, from which the sides 

 slope slightly convexly to the base, ornamented from shoulder to 

 base by close-set spiral threads, sub-equal and numbering about 

 thirty-five. Length of largest shell 32, greatest width 16 mm. 



The young and relatively higher spired shells approach C. 

 imitator Brown and Pilsbry, but differ in sculpture. This spe- 

 cies is dedicated to Mr. Karl Schmidt, by whom it was found. 



Localities. — (Exp'd '16) Bluff 1. Cercado de Mao; Zone E, 

 Rio Gurabo at Los Quemados. 



Conns Dalli Toula 

 Plate 7, Figure 15 

 Cf. Con us spec. Toula, Jahrb. der K— K. Geol. Reichsanstalt, Wien, 



vol. 58, p. 710, pi. 25, fig. 18, 1908. (Fragment). 

 Conus Dalli Toula, Idem, vol. 61, p. 508, pi. 31, fig. 23 a-d, 191 1. 

 Conus {Lithoconus) Dalli Cossmann, Journ. de Conchyliologie. vol. 

 61, p. 41, pi. 3, figs. 30, 31, pi. 4, figs. 7, 8, 1913. 



Shell conic, whorls about nine, the nuclear smooth; subse- 

 quent volutions of the spire marked by three or four impressed 

 spiral lines and arcuate growth-lines. Shoulder of body whorl 

 very sharply carinate; upper portion nearly smooth, lower por- 

 tion ornamented with a varying number of narrow, flat bands 

 tending to alternate with fine spiral threads. Length 23, width 

 1 1 mm. Collected by Gabb in Santo Domingo. 



Genus Surcula H. and A. Adams 



Surcula jaquensis Sowerby 

 Plate 8, Figure 1 



Pleurotoma Jaquensis Sowerby, Quart. Jour. Geol. Soc. London, vol. 



6, p. 51, 1849. 

 Turris {Surcula) Henekeni Gabb (in part), Trans. Amer. Phil. Soc, 



vol. 15, p. 207, 1873. Not T. Henekeni Sowerby. 

 Pleurotoma Henekeni Guppy (in part), Quart. Jour. Geol. Soc, vol. 



32, p. 526, 1876. 



Shell with about eight whorls, marked posteriorly by a broad 



