280 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Cornulites minor (Nicholson). 



Ortonia minor Nicholson, Geol. Mag., 10, 1873, p. 56, pi. 4, fig. 3. Miller, Cincin- 

 nati Quart. Jour. Sci., 1, 1874, p. 10. Hall, Pal. New York, 7, Sup., 1888, 

 p. 17, pi. 115, fig. 3; pi. 116A, figs. 19, 20. Grabau and Shimer, N. A. Index 

 Fossils, 2, 1910, p. 240, fig. 1525c. 



Conchicolites minor Miller, N. A. Geol. Pal., 1889, p. 517. 



Maysville: Cincinnati, Ohio, and vicinity. 



Cornulites nodosus Ringueberg. 



Cornulites nodosus Ringueberg, Proc. Acad. Nat. Sci. Philadelphia, 1884, p. 149, 



Pi. 3, fig. 7. 

 Clinton (Rochester) : Lockport, New York. 



Cornulites proprius Hall. 



Cornulites propius Hall, 28th Rep. New York State Mus. Nat. Hist., doc. ed., 1875, 

 1877, pi. 31, figs. 1-13; mus. ed., 1879, p. 182, pi. 31, figs. 1-13; llth Ann. 

 Rep. Indiana Dep. Geol. Nat. Hist., 1882, p. 327, pi. 32, figs. 1-13; Pal. New 

 York, 7, Sup., 1888, p. 19, pi. 116, figs. 1-21. Grabau and Shimer, N. A. 

 Index Fossils, 2, 1910, p. 238, fig. 

 Niagaran: Waldron, etc., Indiana; Tennessee (Waldron); Nova Scotia. 



Cornulites richmondensis (Miller). 



Tentaculites Richmondensis Miller, Cincinnati Quart. Jour. Sci., 1, 1874, p. 234, 



fig. 28. Hall, Pal. New York, 5, pt. 2, 1879, p. 163; 7, Sup., 1888, p. 18, pi. 



115, figs. 28-30, 33-39. Miller, N. A. Geol. Pal., 1889, p. 393, fig. 650. 



Cornulites richmondensis Cumings, 32d Ann. Rep. Dep. Geol. Nat. Res. In( 



1908, p. 1065, pi. 42, fig. 5. 



Richmond (Whitewater): Richmond, etc., Indiana. 

 Observation. Compare C. sterlingensis Meek and Worthen. 



CORNULITES SERPULARIS var. CLINTONI Foerste. See Cornulites clintoni. 



Cornulites sterlingensis (Meek and Worthen). 



Tentaculites Sterlingensis Meek and Worthen, Proc. Acad. Nat. Sci. Philadelpl 

 1865, p. 255; Geol. Surv. Illinois, 3, 1868, p. 343, pi. 4, fig. 8. Hall, Pal. Ne' 

 York, 5, pt. 2, 1879, p. 163; 7, Sup., 1888, p. 17, pi. 115, figs. 5-7, 32. 



Richmond (Maquoketa): Sterling, Illinois. 



Cornulites tenuistriatus (Meek and Worthen). 



Tentaculites tenuistriatus Meek and Worthen, Proc. Acad. Nat. Sci. Philade 



phia, 1865, p. 254; Geol. Surv. Illinois, 3, 1868, p. 341, pi. 4, figs. 7a, b. 

 Cornulites tenuistriatus Cum ings, 32d Ann. Rep. Dep. Geol. Nat Res. Indiana, 



1908, p. 1066. Savage, Bull. Geol. Surv. Illinois, 23, 1913, p. 41, pi. 2, 



fig. 6. 



UDper Medinan (Girardeau) : Alexander County, Illinois. 

 ?Richmond: Richmond, Indiana. 



CORYDOCEPHALUS Hawle and Corda. 



Genotype: C. flabellatus Hawle and Cords 



Corydocephalus Hawle and Corda, Abh. d. k. Bohmischen Gesell. d. Wiss., 

 (ex tract), 1847, p. 139, t>l. 7, fig. 74. Reed, Quart. Jour. Geol. Soc. London, 

 58, 1902, pp. 61-63, sec. A, pp. 70, 81, 82. Grabau and Shimer, N. A. Indc 

 Fossils, 2, 1910, p. 309. Raymond, Zittel-Eaatman Textb. Pal., 1913, 

 p. 721. 



Corydocephalus byrnesanus (Miller and Gurley). 



Lichas byrnesanus Miller and Gurley, Bull. Illinois State Mus. Nat. Hist., 3, 



p. 78, pi. 8, figs. 8, 9. 

 Niagaran (Laurel): Near Madison, Indiana. 



