BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 989 



Platymerella manniensls Foerste. 



Platymerella manniensis Foerste, Bull. Sci. Lab. Denison Univ., 14, 1909, p. 70, 



pi. 1, fig. 1A-D. 

 Upper Medinan (Brassfield): Near Riverside, Cedar Point, etc., Tennessee. 



PLATYMETOPUS Angelin. See Amphilichas Raymond. 



PLATYNOTUS Reed. See Arctinurus Castelnau. 



PLATYNOTUS TRENTONENSIS Hall. See Amphilichas halli and A. trentonensis. 



PLATYOSTOMA Conrad. See Diaphorostoma Fischer. 



PLATYOSTOMA NIAGARENSIS var. TRIGONOSTOMA Meek. See Diaphorostoma trigonos- 

 toma. 



PLATTSCHISMA McCoy. Genotype: Trochus helicites Sowerby. 



Platyschisma McCoy, Syn. Carb. Foss. Ireland, 1844, p. 388. Dall, Ziltel-East- 

 man Textb. Pal., 2d ed., 1913, p. 527. 



Platyschisma helicites (Sowerby). 



Trochus helicites Sowerby, Sil. Syst., 1839, p. 603, pi. 3, figs, le and 5. 

 Platyschisma helicites Etheridge, Foss. British Isl., 1, 1888, Paleozoic, p. 114. 



Williams, Proc. U. S. Nat. Mus., 45, 1913, p. 348, pi. 31, figs. 15, 16, 18. 

 Silurian: England; Hersey Cove, Washington County, Maine (Pembroke). 

 Plesiotype.Ca,t. No. 58977, U.S.N.M. 



PLATTSTROPHIA King. Genotype: Terebratulites biforata Schlotheim. 



Platystrophia King, Mon. Permian Fossils of England, Pal. Soc., 1850, p. 116.-7- 

 Zittel, Handb. Pal., 1, 1880, p. 675. Waagen, Mem. Geol. Surv. India, Pal. 

 Indica, 13th ser., 1, 1884, p. 549. Hall, Geol. Soc. Amer., 1, 1889, pp. 19, 20. 

 Hall and Clarke, Pal. New York, 8, pt. 1, 1892, p. 200. Winchell and 

 Schuchert, Geol. Minnesota, 3, 1893, p. 454. Hall and Clarke, llth Ann. 

 Rep. New York State Geol., 1894, p. 268. Koken, Die Leitfossilien, Leipzig, 

 1896, p. 235, fig. 195, 1.2. Schuchert, Bull. U. S. Geol. Surv., 87, 1897, p. 

 308. Wysogorski, Zeit. d. d. geol. Gesell., 52, 1900, p. 234. Cumings 

 and Mauck, Amer. Jour. Sci., 4th ser., 14, 1902, p. 9. Cumings, Amer. Jour. 

 Sci., 4th ser., 15, 1903, p. 1. Grabau and Shimer, N. A. Index Fossils, 1, 1907, 

 p. 257. Cumings, 32d Ann. Rep. Dep. Geol. Nat. Res. Indiana, 1908, p. 

 891. Schuchert, Zittel-Eastman Textb. Pal., 1913, p. 381. 



Platystrophia acuminata (James). 



Orthis (Platystrophia) acuminata James, Palaeontologist, 1, 1878, p. 7. 

 Platystrophia acuminata Foerste, Bull. Sci. Lab. Denison Univ., 16, 1910, pi. 6, 



fig. 13. 

 Maysville (Mount Auburn) : Cincinnati, Ohio, and vicinity. 



Platystrophia acutilirata (Conrad). 



Delthyris acutilirata Conrad, Jour. Acad. Nat. Sci. Philadelphia, 8, 1842, p. 260, 



pi. 14, fig. 15. 



Orthis (Platystrophia) acutilirata Meek, Pal. Ohio, 1, 1873, p. 119, pi. 10, fig. 5. 

 Orthis biforata var. acutilirata White, 2d Ann. Rep. Indiana Bur. of Stat. and 



Geol., 1880, p. 487, pi. 2, figs. 5-9; 10th Rep. State Geol. Indiana, 1881, p. 119, 



pi. 2, figs. 5-9. 



Orthis acutilirata Miller, Cincinnati Quart. Jour. Sci., 2, 1875, p. 28. 

 Orthis (Platystrophia) biforata var. acutilirata Lesley, Geol. Surv. Pennsylvania, 



Rep. P 4, 1889, p. 508, figs. 



