SECTION OF THE CRETACEOUS STRATA IN TEXAS. 
lsl(aid 
ol1olj2 
wD |oD |'st 
g | £/2\s 
SUBDIVIVISIONS. e CHARACTERISTIC FossiLs. @ FE 
2 Ie 
wld |a 
| ol 
ae SIRS 
Caprina Limestone. | 60 | 
Exogyra Texana, Gryphea Pitch- 
800 |eri, Janira occidentalis, Cardium 
: jmultistriatum, Lima Wacoensis,! . ‘ 
. Comanche Peak to |Ammonites Pedernalis, Natical &) 2°) & 
Group. dernalis, Heteraster Texanus,/‘5 |2 
4 400 | Holectypus planatus, Cyphosoma) 4 /aj|s 
Texana, and Diadema Texana. (= /E|E 
t og ee ae 
2 /Austin Limestone. | 100 | few dpc vesicularis, Exogyra cos-)is | A 
: to diolites Au ean, 2 an ip 
3 Fi 120 ns Dekayi, Bacalites a ~~ 
3 ish-bed ish remains—Mosas a|C 
3 Aba wed 
ry 
3 \Indurated Blue Marl.| 60 Exogyra arietina, Dentalina. 
5 
$ E 
. Gryphea Pitcheri, var. Tucumca-|_; 
< 5 : Typha e€ 
¢ | Washita Limestone. pee in Wee subovata (0. Marshii, | F 
Fy 190 | Ma re.), QO. carinata, Inoceramus/%) |g 
s  peotemusions: Hamites Fremonti. & 
| 
ue Marl. 50 |Inoceramus problematicus, Ostrea, 3 3 
&e. Z 
Orbitolina Texana. 
Caprotina Limestone, 55 | Caprotina Texana, 
‘ atica acutispira. 
sa roup. Ostrea bellarugosa, e 
Fish bed. sever | 8O Res haa OF *), a” | Dp 
ZF 
Ammonites Swallovii, A. Meekia- 
Mary Clay, or ceras annulatus, Sca- 
Red River Group. 150 phites erhidodtii ites gra- 
cilis, rvilia ria seeing A 
ae ’ capulus, Fossil W' 
