8CHUCHERT.] INDEX AND BIBLIOGRAPHY. 375 



Schizophoria striatula (Schlotheim). Middle and Upper Devouian. 



Anomia Terebratulites striatulus Schlotheiiu, Min. Taschenbuch, VIII, 1813, pi. 

 1, fig. 6. 



Orthis striatula Davidson, Brit. Devonian Brach., Pal. Soc, 1865, p. 87, pi. 17, 

 tigs. 4-7. — AVhiteaves (non Schlotheim), Cont. Canadian Pal., I, 1891, pp. 

 218, 283. 



Orthis impressa Hall, Geol. N. Y. ; Eep. Fourtli Dist,, 1843, p. 267, iig. 2;— Pal. 

 New York, IV, 1867, p. 60, pi. 8, figs. 11-19.— Whitfield, Geol. Wisconsin, IV, 

 1882, p. 326, pi. 25, figs. 13-15.— Walcott, Mon. U. S. Geol. Survey, VIII, 1884, 

 p. 115, pi. 13, fig. 13.— Kindle, Bull. American Pal., 6, 1896, p. 36. 



Orthis lentiformis ? Owen (non Hall), Geol. Survey Wisconsin, Iowa, Minnesota, 

 1852, pi. 3, figs. 10, 10a, young specimen. [See specimens in U. S. Nat. Mas., 

 Cat. Invert. Foss., 17918.] 



Orthis ioweusis Hall, Geol. Survey Iowa, I, Pt. II, 1858, p. 488, pi. 2, fig. 4.— 

 Billings, Hind's Rep. Expl. Assiniboine and Saskatch., 1859, p. 187, fig. 1. — 

 Meek, Trans. Chicago Acad. Sci., 1, 1868, p. 90, pi. 12, fig. 2.— White, Second 

 Ann. Eep. Indiana Bureau of Statistics and Geol., 1880, p. 501, pi. 5, figs. 

 10-12;— Tenth Rep. State Geol. Indiana, 1881, p. 133, pi. 5, figs. 10-12.— 

 Keyes, Geol. Survey Missouri, V, 1895, p. 62, pi. 38, fig. 6. 



Orthis iowensis var. furnarius Hall, Geol. Survey Iowa, I, Pt. II, 1858, p. 489, 

 pi. 2, fig. 5.— Meek and Worthen, Geol. Survey Illinois, III, 1868, p. 424, pi. 

 13, fig. 9. 



fOrthis iowensis ? A. Winchell, Proc. Acad. Nat. Sci. Philadelphia, 1862, p. 410. 



Orthis jiropinqua Nettelroth (non Hall), Kentucky Fossil Shells, Mem. Ken- 

 tucky Geol. Survey, 1889, p. 43, pi. 16, figs. 1-3, 7-11. 



Schizophoria iowensis Hall and Clarke, Pal. New York, VIII, Pt. 1, 1892, pp. 212, 

 226, pi. 6A, fig. 29. 



Schizophoria impressa Hall and Clarke, Ibidem, 1892, pp. 212, 216, pi. 6, fig. 31; 

 pi. 6A, figs. 26, 27. 



Loe. New York; Falls of Ohio; Illinois; Iowa; Milwaukee, Wisconsin; Perry 

 County, Missouri; Eureka district, Nevada; Mackenzie River Valley, North- 

 west Territory, Canada. 



01)8. The writer has compared American forms with O. striatula from the Eifel, 

 Germany, and he agrees with authors in reg.arding both as one species. 

 Orthis (Schizophoria) macfarlani is often found associated with O. striatula 

 and may be only a variety of it. 



Schizophoria swallovi Hall. Burlington (L. Carb.). 



Orthis swallovi Hall, Geol. Survey Iowa, I, Pt. II, 1858, p. 597, pi. 12, fig. 5;— 



Second Ann. Rep. N. Y. State Geol., 1883, pi. 36, figs. 23, 24.— Keyes, Geol. 



Survey Missouri, V, 1895, p. 63, pi. 38, fig. 5. 

 Schizophoria swallovi Hall and Clarke, Pal. New York, VIII, Pt. I, 1892, pp.213, 



226, pi. 6, figs. 23, 24. 

 Loc. Burlington, Iowa; Quincy, Illinois; Pike County, Missouri. 

 Obs. Compare with Rhipidomella clarkensis. 



Schizophoria tioga Hall. Portage and Chemung (Dev.). 



Orthis interlineata Hall (non Sowerby), Geol. N. Y. ; Rep. Fourth Dist., 1843, 



p. 267, figs. 3, 4. 

 Orthis tioga Hall, Pal. New York, IV, 1867, p. 59, pi. 8, figs. 20-29 ;— Second Ann. 



Rep. N. Y. State Geol., 1883, pi. 36, figs. 17, 18.— Whitfield, Annals N. Y. Acad. 



Sci., V, 1891, p. 561, pi. 12, fig. 3:— Geol. Ohio, VII, 1895, p. 453, pi. 8, fig. 3. 

 Schizophoria tioga Hall and Clarke, Pal. New York, VIII, Pt. I, 1892, pp. 212, 



226, pi. 6, tigs. 17, 18. 

 Loc. Factory ville, Elmira, etc., New York; Lake County, Ohio. 



