Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
9,640' = Permian
2,000 = Pennsylvanian
Marathon Refim
From bednr upward.
Gulf camp 370' sh. mi 4ome li.
Tone = Cisco- . be ntes
Hess Formation 2100' li and sh.
Has a basal empl.
Li. foramii nipal.
Extends from Hess Ranch to
Captain = south escarpment.
Leonard Formation 1800'-2300'
near Birds Ranch, ss. sh. li.
Has a basal engl. 20-250' or so.
lying the "Pennsylvanian".
Make calcarous to E., more
shaly to W.
Hord Formation 600'-71400
Li. drl. chut, ss.
Sidrio dolomite 1700-2100'
drl. & li. mt chut.