52 TRANSACTIONS OF THE [nov. 18, 
Choctaw, Oklahoma and Gulf railway, where he succeeded in 
working out the succession. His section is as follows :* 
Poteau Stage. 
Ls Sandstones. and. shales. 2: ecyerve crates 1200’ 
2. Kavanaugh cdal bed vn. .enese bien Ee ee 4/ 
8. Sandstones and shales........ ait calislt eade «eon 40567 
A. Secor Cogl Wed: cisco ca eee eee g/ 6/7 
5. DNS hie. ee EEN MEAIAN 2 cece Pe ae 30’ 
Tomlinson Stage. 
6. Sandstone....... : BAER er Seat Mace, - 50’ 
NSS ie ss Satela cee oe Ca Oe eee 320’ 
SS angstOnes* —) oc .ohe Se cc Cee eee 100’ 
9. Shales with coal, ’3’ near bottom... 2... ee 220/ 
Norristown Stage. 
10i.Sandstone ies side ena eee 5o401004 
Booneville Stage. 
ADD, AR EMUET Seay sic? 5, clin cleus have, ccs eto wae cx id BP oGee ee 200’ 
LO s aS MO SLONG yikes: 8, asc ag dec geps cit ee eee aiatertaans 50/ 
Ase Siva sate boo ver ec, tee eee rr A te 130’ 
DIN OPINTOM \CODUUCE sis nibe-c. 28d & Lees cccbete Se ee a 
16. Shales and sandstones, thin coals ......... 600’ 
WT CAV ester COWl DEE ocvaccte 60 So oa ee ke oe 4! 
LS. SNA les Th sans ohetectels wis «icles e Seale 500/ 
VO. SamaehOWe. 1s forse Gus oes cd has ae eae eee 100’ 
20. Shalesawith thin GOsIs: ...% <2 Giessn ecco 700’ 
Di. Grady Coal Ged ok. saw miele ama ate 4! 
Appleton Stage. 
29. Sandstone.’Cross Plains’ s.. fs.) “oe 200’ 
23. Shales, not measured. 
Below the shales Dr. Chance found a limestone which he was 
inclined to regard as possibly Lower Carboniferous. 
The highest beds of the column are reached on Kavanaugh 
and Sugar Loaf mountains, in the Sugar Loaf synclinal of Wins- 
low, which holds the Huntingdon coal of Arkansas. Dr. Chance’s 
section evidently reaches higher beds than are found in Arkan- 
sas, but it is possible that the thickness may be exaggerated 
somewhat, as there was no opportunity to check the observations 
by means of borings. The coal bed, termed by him the Kava- 
