315 The Olioocknk of the Southern United States 5 



Baileys infusorial carfh; While Beach sand rock: 



The Tampa limestone 49 



Referred by Conrad to the Upper Eocene; Correlated 

 with the \^icksbia'g formation; The Coralline theory 



of Agassiz and Le Conte 50 



Coralline theory refuted by Smith in i8Sr 51 



Tampa limestone referred by Heilprin to the Santo 

 Domingo Miocene; The Chattahoochee series iyi 

 northivestern Florida. SeRion at Old Chattahoo- 

 chee t.anding 53 



SeHion at Aspalaga Bluff. 54 



Dip of Coralline bed; Setlion at Camp Scott; SeRion 



at Rock Bluff. 56 



Average dip of the Peflen and Placuna layer; Section 

 at Alum Bluff; The Chipola marl; Chipolan species 



from Alum Bluff. 58 



Chipolan species from Bailey' s Terry 60 



77ie Alum Bluff beds 63 



The Oak Grove sands; Species from the Oak Grove 



sands 64 



Georgia: 



The Shell Bluff group — Eocene 67 



\7cksburg limestone; Remnant of Vicksburg limestone 

 at Rich Hilf\ Time-interval between \7cksburg and 



Chattahoochee series 68 



Chattahoochee, Chipola and Alum Bluff beds; Alta- 



maha grits ^9 



Alabama: 



The White limestone 69 



Salt Mountain limestone; The Vicksburg limestone; 

 Jackson limestone; Grand Gulf series; Chipolan 



species in Grand Gulf sands at Roberts 70 



Mississippi: 

 Vicksburg limestone; The Red JUuff beds; Section at 



Mint Spring Bayou 7 ' 



Species from Vicksburg 72 



Grayid Gulf sandstone 74 



