1895.] NATURAL SCIENCES OF PHILADELPHIA. 59 



the figure; whorls 9; apical H smooth, rather large, remaining 

 whorls carinated centrally, and with evenly arranged rather low 

 bjit distinct costse, more prominent below the carina than above it, 

 twelve in number on the body whorl; surface microscopically striate 

 spirally, and with very fine lines of growth ; aperture a little over 

 one-half the whole length of the shell ; columella long and slightly 

 twisted below. 



Locality. 7 miles south of Jewett, Leon Co. 



Geological horizon. Lower Claiborne Eocene. 



Type. Collection of T. H. Aldrich, Birmingham, Ala. 



PI. (Drillia) dumblei nov. sp. PI. 5, fig. 2. 



Specific characterization. Size and general form as indicated in the 

 figure; whorls about 10, strongly carinated, concave above, convex 

 below, spiral striaB much more noticeable below the carina than 

 above it; beak short, twisted, umbilicated. 



Locality. ?Smithville, Bastrop Co., Tex. 



Geological horizon. Lower Claiborne Eocene. 



Type. Texas State Museum. 



PL (Drillia) dipta nov. sp. PI. 5, fig. 3. 



Specific characterization. Size and general form as shown in the 

 figure ; whorls 9 ; 1, 2 smooth, 3 longitudinally costate, 48 medially 

 carinate, carina ornamented by oblique nodules, just below the suture 

 there is a raised line or band; body whorl with less prominent carinal 

 nodules, but with a few well-defined raised spiral lines ; canal short, 

 slightly curved. 



Locality. Baptizing Creek, Kimble Headright, Cherokee Co., 

 Tex. 



Geological horizon. Lower Claiborne Eocene. 



Type. Texas State Museum. 



PI. (Drillia) nodocarinata Gabb. PI. 5, fig. 4. 



Turn's nodocarinata Gabb, Jour. Ac. Xat. Sci. Phila.. vol. 4, I860. p. 379, pi. 

 67. fig. 13. 



Gabb's figure of this species is exceedingly poor and his types at 

 the Philadelphia Academy are in a state of confusion. In one lot 

 labelled " Turns nodocarinata Gabb, Eocene, Tex.," in Gabb's 

 handwriting may be seen P. nodocarinata, young of P. moorei, child- 

 reni var. , and terebriformis. On the card bearing the name Turrit 

 nodocarinata may be seen: PI. nodocarinata, childreni var., and 



