124 PROCEEDINGS OF THE ACADEMY OF [1895. 



clay, laminated with fossils in sand, to bed 



of creek 2 feet. 



The next section west of this is on Campbell's Creek, near Dunn's 

 ranch and about six miles west of Wbeelock. This shows : 



1. Black soil ... 2 to 4 feet. 



2. Brown sand with calcareous material ... 4 to 8 " 



3. Ferruginous brown sandstone and sands, 



altered green sands with Conns sauridens 

 Con., Pleurotomu (Surcida) gabbii Con., 

 PL (Drillia) nodocarinata Gabb, PI. 

 (Borsonia) plenta Harris, Ancilla (Olivula) 

 st 'ami) tea Con., Ostreasellceformis, var. divari- 

 eata Lea, Anomia ephippioides Gabb, iVvt- 

 culamagnifica Con., Pseudoliva vetusta Con., 

 var., P. vetusta, var. fusiformis Lea, Volu- 

 tilithes petrosa, var. indenta Con. , V. pre- 

 cursor Dall, Latirus moorei Gabb, Corbula 

 texana Gabb, Venericardia planieosta Lam., 

 Fusus mortoni, var. mortonopsis Gabb, 

 Phos texana Gabb, var., Distortio septem- 

 dentata Gabb, Sigaretus declivis Con., Mesa- 

 lia claibornensis Con., Turritella nasuta 

 Gabb, Turritella dumblei Harris n. sp. , 

 Belosepia ungula, Gabb 4 feet. 



4. Black laminated clay, enclosing Conus sau- 



ridens Con., Pleurotoma (Sarcula) gabbii 

 Con., PI. ehildreni, var. bilota Harris, PL 

 (Drillia) nodocarinata Gabb, PI. (Bor- 

 sonia) plenta Harris, Ostrea selheformis, 

 var. divaricata Lea, Pseudoliva vetusta 

 Con. var., Volutilithes petrosa Con., La- 

 tirus moorei Gabb, Venericardia planieosta 

 Lam. , Cytherea tomadonis Harris, Chryso- 

 domus enterogramma Gabb and Natica 

 arata Gabb 2 feet. 



5. Indurated green sand with Occulina, Turbi- 



nolia pharetra and Endopachys maclurei 

 corals and in addition to the fossils found 



