302 T. H. Aldrich — Tertiary of Alabama. 



Section of the Bluff at Claiborne, Ala. 



6 



S5 

 hH 



A 



<! 



o 



40 ft. 



DRIFT. 





45 ft. 



White Limestone bed, containing Scutella and casts of shells. 

 Zeuglodon bones found in this bed.— Hale, this Journal, 

 1S48, p. 361 



D 





3 ft. 



Scutella beds 



C 





6 ft. 



Coarse ferruginous sands, indurated at bottom 



B 





17 ft. 



Claiborne sand — thin layers of lignite show about 10 ft. 

 down from top. In places this layer becomes over a foot 

 thick 



A 





4 ft. 



Indurated sandy ledge 



1 





18 ft. 



Calcareous clayey strata becoming sandy in lower part 



2 



1 ft. 6 in. 



Indurated sandy ledge 



3 





5 ft. 



Calcareous clay sandy at bottom _ . 



4 





5 ft. 



Light yellowish gray calcareous sand, lower part indurated 

 containing casts of shells 



5 





27 ft. 



Light yellowish gray calcareous sands containing O. sellce- 

 f or mis Con., Scutella Lyelli in fragments, Scalpellum Eo- 

 cense Mr., Pecten Deshayesii Lea, Pecten scintillatusf Con., 

 etc. Shows indurated ledges in some places. . .. 



6 



3 ft. 



Layer of comminuted oyster shells 



7 





t-H 



A 

 z 

 <l 



S 

 B 



p. 



PU 

 D 



2 ft. 



Dark blue black sandy clay ' 



8 

 9 





10-15 ft. 



Bluish green clayey sands, very few fossils in upper part, 

 crowded below, a large number of the fossils distorted by 

 pressure containing O. sellceformis. Con., Venericardia ro- 

 tunda Lea. Nucula magnified, Area rhomboidella Lea. 

 Anomia — n. s., Amphidesma limosa Cod. — many other 

 bivalves ...... . — -. 



6 ft. 



Dark bluish greens and containing a peculiar small form of 

 Vener. planicosta Lam., Turritella Mortoni Con., Turritella 

 — n. s.Crassatella — spf, Corbula — spf, and many bivalves. 



10 



Alabama River at low water. 



