(ill 



University of California Publications in Geology [Vol. 9 



Table Showing Stratigraphic Position of Pacific Coast Corals 



Horizons 

 Lower Middle Upper 



rCaryophyllia arnoldi Vaughan* x x X 



Pleistocene J Caryophyllia pedroensis Vaughan* x x x 



I Paracyathus pedroensis Vaughan* x x X 



'Astrangia coalingensis Vaughan^ x 



Astrangia insignifica, n. sp .... x 



Caryophyllia californica Vaughan 4 .... X 



Favia merriami Vaughan 3 x 



Pliocene J , . ,., 



Madripora sohda, n. sp x 



Stephanocoenia fairbanksi Vaughan 3 x 



Stephanocoenia fairbanksi var. colum- 



naris Vaughan 3 x 



Miocene No described species. 



f Dendrophyllia hannibali, n. sp x 



Oligocene -< ., : , ,. 



[Siderastrea clarki, n. sp x 



-Balanophyllia variabilis, n. sp X 



Dendrophyllia tejonensis, n. sp x 



Flabellum californicum Vaughan 3 .... X 



Flabellum( i) merriami, n. sp x 



Flabellum remondianum Gabb 1 - 3 > 7 % 



Goniopora vaughani, n. sp x 



Stephanophyllia californica, n. sp x x X 



Tejon J Thamnasteria sinuata, n. sp x 



Trochocyathus californica Vaughan 3 .... X 



Trochoeyathus( ?) perrini Dickersono .... X 



Trochocyathus stantoni Vaughan 3 .... x 



Eocene \ Trochocyathus striatus (Gabb) 1 - 3 ? x 



Trochocyathus imperialis, n. sp x 



Turbinolia dickersoni, n. sp x X X 



Turbinolia pusillanima, n. sp x 



rFlabellum remondianum Gabb 1 - 3, ^ x x x 



Martinez J Smilotroehus( ?) curtis Gabb^ x 



Trochocyathus zitteli Merriam 3 - ~ x x X 



/-Haimesiastraea petrosa (Gabb)i. 3 ? ? f 



Trochosmilia( ?) granulifera Gabb 1 .... X 



Cretaceous X Trochocyathus oregonensis, n. sp x 



[Trochocyathus pergranulatus, n. sp X 



1 Gabb, W. M., Geo]. Surv. Calif., Palaeontology, vol. 1, 1864. 



2 Gabb, W. M., Geol. Surv. Calif., Palaeontology, vol. 2, 1869. 



3 Vaughan, T. W., TJ. S. Geol. Surv., Monograph 39, 1900. 

 t Arnold, Ealph, Calif. Acad. Sci., Memoirs, vol. 3, 1903. 

 5 Arnold, Ralph, U. S. Geol. Surv., Bulletin 396, 1909. 



eDickerson, R. E., Univ. Calif. Publ. Bull. Dept. Geol., vol. 7, no. 12, 1913. 

 7 Dickerson, R. E., Univ. Calif. Publ. Bull. Dept. Geol., vol. 8, no. 6, 1914. 



