I'.IIlLKK.KAi'illC LIST OF GENEKA AND SPECIES. 339 



Cymatoiiota recta Ulrich. 



Cymatonota recta Ulrich, Geol. Surv. Ohio, 7, 1893, p. 662, pi. 65, fige. 8, 9. 

 Mayaville (McMillan): Cincinnati, Ohio, and vicinity. 

 t. Nos. 46167, 46178, U.S.N.M. 



Cymatoiiota .semistriata TJhich. 



< Vmatonola s<>mistnata Ulrich, Gcol. Surv. Ohio, 7, 1893, p. 663, pi. 55, figs. 6, 7. 



< Mhodesma semistriatum Miller, N. A. Geol. Pal., 2d App., 1897, p. 784 (gen. ref.). 

 Richmond (Waynosvillc): Clurksville and Waynesville, Ohio. 

 Holotype.C&t. No. 46169, U.S.N.M. 



Cymatonota typicalis Ulrich. 



( ha'iiodomus typicalis Ulrich, Geol. Minnesota, 3, pt. 2, 1894, p. 477, fig. 4 (not de- 

 fined). 



< Ymatoiiota typicalis Ulrich, Geol. Surv. Ohio, 7, 1893, p. 662, pi. 55, figs. 1-5. _ 



Cumings, 32d Ann. Rep. Dep. Geol. Nat. Res. Indiana, 1908, p. 998, pi. 45, 



figs. 1-lc. 



Richmond (Waynesville): Waynesville, etc., Ohio; southeastern Indiana. 

 Cotype*.Ca,t. No. 46170, U.S.N.M. 



CYPHASPIS Burmeister. Genotype: Phacops ceratophthalma Goldfuss. 



Cyphaapie Burmeister, Org. Till., Ray Soc., 1846, p. 98. Hawleand Corda. Abh. 

 d. k. bohmischen Gesell. d. \Viss., 5 (extract), 1847, p. 80, pi. 4, fig. 40. _ 

 Barrande, Syst. Sil. du Centre Boheme, 1, 1852, p. 479. Pictet, Traite de 

 Pal., 2d ed., 2, 1854, p. 497. Nieszkowski, Archiv. f. Naturk. Liv.-Ehst-u. 

 Kurl., 1, 1857, p. 562. Alth, Abhandl. der k.-k. Geol. Reichsanstalt, 7, 

 Heft 1, 1874, p. 61. (Ehlert, Bull. Soc. d'Etudes Sci. d'Angers, 1885, p. 3. 

 Zittel, Handb. Pal., 2, Munich, 1885, p. 624. Hall and Clarke, Pal. New York, 

 7, 1888, p. 47, 48, fig. Clarke, Jour. Morph., 2, 1888, p. 254. Whidborne, Mon! 

 Dev. Fauna South England, 1, Pal. Soc. 1889, p. 17. Miller, N. A. Geol. Pal., 

 1889, p. 541. Koken, Die Leitfossilien, Leipzig, 1896, p. 24, fig. 15, fig. 5. 

 Grabau, Bull. Buffalo Soc. Nat. Sci., 6, 1899, p. 317. Lindstroni, Kongl. 

 Sven. Vet.-Akad. Handl., 34, No. 8, 1901, p. 26. Grabau and Shinier, N. A. 

 Index Fossils, 2, 1908, p. 302. Raymond, Zittel-Eastman Textb. Pal., 1913, 

 p. 721. 



Cyphaspis arkansauus Van lugen. 



Cyphaspis arkansanus Van Ingen, School of Mines Quart., 23, 1901, p. 35 (nom. 



mid.). 

 Niagarau (St. Clair): St. Clair Spring, Independence County, Arkansas. 



< 'YPHASPIS BREVIMARGINATUS Walcott. See Haploconus brevimarginatus. 



Cyphaspis christyl Hall. 



Cyphaspis christyi Hall, Trans. Albany Inst., 4, 1864, p. 220; 28th Rep. New York 

 St. Mus. Nat. Hist., doc. ed., 1877, pi. 32, figs. 5-7; Mus. ed., 1879, p. 188, pi. 

 32, figs. 5-7. White, 2d Ann. Rep. Dep. State Geol., Indiana, 1880, p. 498, 

 pi. 3, fig. 9. Hall, llth Rep. Dep. Geol. Nat. Hist, Indiana, 1882, p. 333,' 

 pi. 34, figs. 5-7. Miller, N. A. Geol. Pal., 1889, p. 541, fig. 990. Lesley, 

 Geol. Surv. Pennsylvania, Rep. P 4, 1889, p. 174, figs. 



Niagaran (Waldron): AValdron, Indiana; Newsom, Tennessee. 



CYPHASPIS CLINTONENSIS Foerste. See Cyphaspis clintoni. 



Cyphaspis cllutoni Foerste. 



Proetus -- Foerste, Bull. Sci. Lab. Denison Univ., 2, 1887, p. 92, pi. 8, fig. 5. 

 Cyphaspis clintoni Foerste, Proc. Bost. Soc. Nat. Hist., 24, 1890, p. 272, pi. 6, 

 fig. 22. 



