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 Aliller, 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; 11th 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 riclimondensis (Miller). 



Tentaculites Richmondensls 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. Pd., 1889, p. 393, fig. 650. 

 Cornulites riclimondensis Cumings, 32d Ann. Rep. Dep. Geol. Nat. Res. Indiana, 



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 Yv'orthen, Proc. Acad. Nat. Sci. Philadelphia, 

 1865, p. 255; Geol. Surv. Illinois, 3, 18G8, p. 343, pi. 4, fig. 8.— Hall, Pal. New 

 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. Philadel- 

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



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

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

 fig. 6. 



Uoper Medinan (Girardeau): Alexander County, Illinois. 



?Richmond: Richmond, Indiana. 



CORYDOCEPHALUS Hawle and Corda. 



Genotype: C. flabellatus Hawle and Corda. 

 Corydocephalus Hawle and Corda, Abh. d. k. Bohmischen Gesell. d. Wiss., 5 

 (extract), 1847, p. 139, -dI. 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. Index 

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

 p. 721. 



Corydocephalus byrnesanus (Miller and Gurley). 



Lichas byrnesanus Miller and Gurley, Bull. Illinois State Mus. Nat. Hist., 3, 1893, 



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

 Niagaran (Laurel): Near Madison, Indiana. 



