340 CALIFORNIA ACADEMY OF SCIENCES. 



PROETUS. 



Asaphus CORYCCEUS Hall, 1843; Geol. New York, 4th Geol. Dist., pL 

 19, fig. 3. 



CORYCOZUS Hall, 1852; Pal. New York, vol. 2, p. 315, pi. 67, fig. 15. 

 Calymene CRASSIMARGINATUS Hall, 1843; Geol. New York, 4th Geol. 



Dist., p. 172, fig. 5. Upper Helderberg. 



Piliolites ohioensis? Coz., 1846; Annals Lyceum Nat. Hist. New York 



vol. 4, p. 157, pi. 10, figs. 1 a, b. 

 Calymene CRASSIMARGINATUS Owen, 1852; Eep. Geol. Wisconsin, Iowa 



and Minnesota, p. 623, pi. 3 a, fig. 6. 



CRASSIMARGINATUS Hall, 1859; 12th Kep. New York State Cab. Nat. 



Hist., p. 88. 



Phillipsia CRASSIMARGINATUS Bill., 1861; Canadian Journal, vol. vi, 

 p. 362. 



CRASSIMARGINATUS Hall, 1861; Des. New Species Foss., p. 72. At 



Williamsville and other places in Western New York, in Canada 

 West, Ohio and at the Falls of the Ohio. 



CRASSIMARGINATUS Hall, 1862; 15th Rep. New York State Cab. Nat. 



Hist., p. 100, pi. 10, fig. 10. 



CRASSIMARGINATUS Hall, 1876; Illus. Dev. Foss. Crust., pi. 20, figs. 



20-31. 

 Syn., P. conradi, pi. 20, figs. 5, 8, 9. 



- CRASSIMARGINATUS Hall, 1888; Pal. New York, vol. 7, p. 99, pi. 20, 



figs. 6-8, 20-31; pi. 22, figs. 20-62, pi. 25, fig. 8. 



CURVIMARGINATUS Hall, 1888; Pal. New York, vol. 7, p. 94, pi. 22, 



figs. 13-19. Pendleton, Indiana. Schoharie. 



davenportensis Barris. (See Proetus prouti Shum.) 



- DEPHINULUS Hall, 1888; Pal. New York, vol. 7, p. Ill, pi. 23, figs. 1, 2; 



pi. 25, fig. 6. Canandaigua, Ontario county, N. Y. 



Upper Helderberg. 



DENTICULATUS Meek, 1877; U. S. Geol. Expl. 40th Par., vol. 4, p. 49, 



pi. 1, figs. 10 a, b. Devonian. 



Phaetonides (?) DENTICULATUS (Meek) Hall, 1888; Pal. New York, vol. 7, 



p. 139, pi. 25, figs. 14, 15. For other references, see Proetus: 



(Phceton) denticulastus Meek. Steptoe Valley, Nev. Devonian (?). 



DETERMINATUS Foerste, 1887; Bull. Denison Univ., vol. 2, p. 91, pi. 



8, figs. 2, 3, 3 a. Soldier's Home near Dayton, Ohio. Clinton. 



- DORIS Hall, 1860; 13th Eep. New York State Cab. Nat. Hist., p. 112. 



Rockford, Indiana. Goniatite limestone, 



Phillipsia DORIS Winch., 1865; Proc. Acad. Nat. Sci. Phila., 2d series, 



vol. 2, p. 62. 



Phillipsia DORIS Herr., 1887; Bull. Denison, Univ. vol. 2, p. 62. . 

 Phillipsia DORIS Vogd., 1887; Annals New York Acad. Sci., vol. 4, p. 90. 



- ELLIPTICUS M. & W., 1865; Proc. Acad. Nat. Sci. Phila., p. 267. 



Jersey Co., Illinois. Kinderhook. 



