scHDCHKRT.] INDEX AND BIBLIOGRAPHY. 197 



Cyrtia nor woodi (Meek). Middle Devonian. 



Spirifera norwoodi Meek, Proc. Acad. Nat. Sci. Philadelphia, 186C, p. 308. 

 Spirifera utahensis Meek, note appended to extra copies of the above-cited 



paper, I860; — Simpson's Kep. Expl. Great Basin Terr. Utah, 1876, p. 345, pi. 



1, fig. 4;— King's U. S. Geol. Expl. 40th Pari., IV, 1877, p. 39, pi. 3, fig. 1. 

 Loc. Buell Valley, Utah. 

 Ohs. Compare with C. crytiniformis Hall and Whitfield. 



Oyrtia occideutalis Swallow=Cyrtiua occidentalis. 



Cyrtia radians Hall and Clarke=C. meta. 



Cyrtia rostrata Hall=Cyrtina rostrata. 



Cyrtia trapezoidalis Hisiuger=C. exiwrrecta. 



Cyrtia trapezoidalis arrecta Hall and Whitfield=C. myrtia. 



Cyrtia triquetra Hall=Cyrtiua triquetra. 



Cyrtia umbouata Hall=Cyrtina iimbonata. 



CYRTINA Davidson. Genotype Cyrtia lieteroclita Defrance. 



Cyrtina Davidson, Mon. British Garb. Brachiopoda, Pal. Soc, 1858, p. 66. — Hall, 

 Pal. New York, IV, 1867, p. 263 ;— Twentieth Rep. New York State Cab. Nat. 

 Hist., 1867, p. 251.— Herrick, Bull. Denuison Univ., IV, 1888, p. 14.— Nettelroth, 

 Kentucky Fossil Shells, Mem. Kentucky Geol. Survey, 1889, p. 95. — Hall and 

 Clarke, Pal. New York, VIII, Pt. II, 1893, p. 43;— Thirteenth Ann. Rep. New 

 York State Geologist, 1895, p. 763. 



Cyrtina acutirostris (Shumard). Chouteau (L. Carb.). 



Cyrtia acutirostris Shumard, Geol. Rep. Missouri, 1855, p. 204, pi. C, fig. 3. 

 Cyrtina acutirostris Miller, N. American Geol. Pal., 1889, p. 342, — Hall and 



Clarke, Pal. New York, VIII, Pt. II, 1895, pi. 28, figs. 38-42, 44, 54.— Keyes 



Geol. Survey Missouri, V, 1895, p. 89, pi. 39, fig. 10. 

 Loc. Hannibal and Louisiana, Missouri. 



Cyrtina affinis Billings. Oriskany (Dev.) 



Cyrtina dalmaui Billings, Canadian Nat. Geol., VIII, 1863, p. 37. 

 Cyrtina affinis Billings, Pal. Fossils, II, 1874, p. 49, pi. 3A, fig. 6. 

 Loc. Grand Greve, Gasp6. 



Cyrtina billingsi Meek. Hamilton (Dev.). 



Cyrtina billingsi Meek, Trans. Chicago Acad. Sci., I, 1868, p. 97, pi. 14, fig. 6. — 



Whiteaves, Cont. to Canadian Pal., I, 1891, p. 227. 

 Loc. Clearwater and Athabasca rivers, British America. 



Cyrtina biplicata Hall. Upper Helderberg (Dev.). 



Cyrtia biplicata Hall, Tenth Rep. New York State Cab. Nat. Hist., 1857, p. 165. 

 Cyrtina biplicata Hall, Pal. New York, IV, 1867, p. 266, pi. 27, figs. 5-10.— Hall 



and Clarke, Pal. New York, VIII, Pt. II, 1895, pi. 28, figs. 7-10. 

 Loc. Albany and Schoharie counties, etc., New York; Michigan. 



Cyrtina burlingtonensis Eowley. Burlingtou (L. Carb.). 



Cyrtina burlingtonensis Rowley, American Geologist, XII, 1893, p. 308, pi. 14, 



figs. 15-17. 

 Loc. Louisiana, Missouri. 

 Ohs. Compare with C. neogenes. 



Cjrrtina crassa Hall. Corniferous (Dev.). 



Cyrtina crassa Hall, Pal. New York, IV, 1867, p. 267, pi. 27, figs. 11, 12.— Hall 



and Whitfield, Twenty-seventh Rep. New York State Cab. Nat. Hist., 1875, 



pi. 9, figs. 14-16. — Nettelroth, Kentucky Fossil Shells, Mem. Kentucky Geol. 



Survey, 1889, p. 95, pi. 13, figs. 21-24.— Hall and Clarke, Pal. New York, VIII, 



Pt. II, 1895, pi. 28, tigs. 13-15. 

 Loc, Vienna, New York; Falls of Ohio, 



