400 J'rocci'dini/s of tlw Ohio State .Icadcuiy of Science. 



Surface seems to be smooth in most specimens. One in- 

 dividual shows transverse growth Hnes parallel with the margin 

 of the outer lip. 



Length 26 mm.; width 12 mm. 



The shell is liard to characterize except the agreement of 

 the general outline with that of the figure. 



Hori::on and locality. — Maxville limestone. 

 Upper zone: Gladstone Mills (?), Below Thompson Residence. 



White Cottage. 

 Shale-nodular zone : Cut Xo. 5, ]\It. Perry-Fultonham ; Kroft 



Bridge, \\'hite Cottage ; Stimmel Residence, Maxville. 

 Undetermined zone: ^Middle of Cut No. 6, Mt. Perry-Ful- 

 tonham. 



BULIMORPHA CANALICULATA Hall. 



I80G. Biiliiiiclla caiialiciilafa. Hall, Trans. Albany Inst., Vol. IV, p. 2!) 

 St. Louis limestone : Spergen Hill, Indiana. 



1882. BuUinorpha canaliculala. Whitfield, Bull. Am. Mus. Xat. Hist., 



Vol. I, p. 74, pi. 8, fig. 41. 

 St. Louis group: Spergen Hill, Indiana. 



1883. Buliiiiorpha canaliculata. Hall, Ind. Geol. and Nat. Hist., 1-lth 



Rep., p. 367, pi. 31, fig. 41. 

 St. Louis group : Spergen Hill and Lanesville, Indiana. 

 1889. BitliiiwrhJui canaliculata. Keyes, Proc. Acad. Nat. Sci. Phil., p. 



:^()(). 

 lOOn. Buliinurpha canaliculata. Cumings, Ind. Dept. Geol. Nat. Res., 

 :^Oth Ann. Rept.. p. 1343, pi. 25, fig. 41. 

 Salem limestone: Spergen Hill, Indiana. 



Description. — "Shell sub-fusiform, somewhat elongate; 

 spire short, scarcely equaling the length of the last volution ; 



^ 



Fk;. 25. — Buliinorpha canaliculata. A view of an imperfect specimen 

 referred to this species, enlarged four times. 



volutions about five, upper ones scarcely convex, rapidly dimin- 

 ishing to the apex ; last volution longer than the spire above. 



