CARBONIFEROUS. 379 



On Weatherford road, ten miles east of Graham. 



1. Yellow clay 8 feet. 



2. Sandstone 2 feet. 



3. Bine clay, fossiliferous . . 10 feet. 



4. Yellow limestone, fossiliferous 2 feet. 



5. Yellow clay 30 feet. 



6. Sandstone, massive 20 feet. 



7. Yellow clay " 30 feet. 



8. Conglomerate , 20 feet. 



Total 122 feet. 



In No. 3 of the above section the following fossils were found : Bellerophon 

 crassus, Meek and Worthen; B. carbonarius, Cox; B. nodocarinatus, Hall; 

 Chonetes granulifera; Euomphalus rugosus, Hall; E. pentagulatusf ; Loxonema 

 rugosa, Worthen; Lophophyllum proliferum, McChesney; Macrocheilus primo- 

 genius, Conrad; Macrocheilus, sp. ind.; Nuculanabellistriata, Stevens; Orihoceras 

 rushensis, McChesney ; Orthis pecosi, Marcou ; Pleurotomaria tabulata, Hall ; Pro- 

 ductus semireticulatus, McChesney; Spir if er earner atus, Morton; Zaphrentis spin- 

 idifera, Hall. 



SECTION NO. 23, CANYON DIVISION. 



Two miles north of Finis, in Jack County, beginning at Rook Creek. 



1 . Limestone 40 feet. 



2. Yellow clay 15 feet. 



3. Sandstone 20 feet. 



4. Yellow clay 28 feet. 



5. Thin-bedded sandstone 8 feet. 



6. Yellow clay 30 feet. 



7. Limestone ! 10 feet. 



8. Blue and yellow clay 30 feet. 



9. Mottled sandstone 4 feet. 



10. Hard sandstones, thin-bedded. 6 feet. 



11. Yellow and blue clay 40 feet. 



12. Limestone, thin-bedded 25 feet. 



13. Sandstone 18 feet. 



14. Yellow clay 22 feet. 



15. Sandstone 30 feet. 



16. Conglomerate 20 feet. 



Total 340 feet. 



The following fossils were taken from the massive limestone No. 1 of the 

 above section: Athyris subtilita, Hall; Productus longispinus, Sower by; P. 

 semireticulatus, Martin; P. cora, D'Qrbigny; Spirifer cameratus, Morton. 



