4© Bulletin ii 40 



the body whorl slightly concave above, with transverse tubercles; 

 whole surface covered with fine revolving lines. 



"Aperture narrow, nearly half the length of the shell ; outer 

 lip smooth ; columella straight, with three nearly equal, oblique 

 plaits. 



''Locality. — Hatchetigbee bluff, Alabama." 



Our figure shows a few additional specific characters. 



Localities. — Alabama : Hatchetigbee bluff ; 4 miles above 

 Hamilton bluff, Alabama river. 



Type. — Aldrich's collection. 



Specimen figured. — Hatchetigbee bluff; Paleont. Museum, 

 Cornell University. 



Fusus ? whitfieldi, Aid. 



Aldrich cites this species from Gregg's as well as Matthews' 

 landing. We have not found it at the former locality, though 

 it is by no means rare at the latter, (See Pleurotomella zvhitfieldi. 

 Bull. Am. Pal. vol. i, p. 190, pi. 17, fig. 8.) 



Fusus interstriatus, Pi. 5- figs- i. 2. 



Syn. F. interstriatus Pro.c. Ac. Nat. Sci. Phila., 1880. p. 372, pi. 20, 

 fig. II. 

 F. tombigbeensis Aid., Geol. Surv. Ala., Bull, i, p. 22, pi. 5, fig. 7, 

 1886. 



HeilprirC s original description. — "Shell fusiform, slender, com- 

 posed of about ten convex volutions, the first three of which 

 are smooth ; whorls ornamented with both longitudinal plications 

 and revolving lines, the last of which (about eight in the upper 

 whorls), alternate with finer intermediate striae ; the longitudinal 

 plications distindt on the earlier whorls, but becoming much 

 less so on the body whorl, and the one preceding ; aperture 

 about the length of the spire ; the canal somewhat tortuous ; 

 outer lip thin, dentate within. 



" Length, 2 inches. Knight's branch ; Cave branch, Clark 

 Co., Alabama." 



The surface ornamentation of this species varies considerably. 



