SCHUCHEKT.] 



INDEX AND BIBLIOGRAPHY. 171 



Centronella glansfagea Hall. OriskauyCorniferous (Dev.). 



Rhynchonella glansfagea Hall, Tentli Rep. New York State Cab. Nat. Hist., 



" 1857, p. 125, tigs. 1-6. 

 Centronelhi glausfagea Billings, Canadian Nat. Geol., IV, 1859, p. 132, figs. 



l_5;_Canacliau Jour., VI, 1861, p. 271, fig. 97;— Geol. Canada, 1863, p. 374, 



fig. 405.— Hall, Sixteenth Rep. New York State Cab. Nat. Hist., 1863, pp. 



45_47 ;_pal. New York, IV, 1867, p. 399, pi. 61A, figs. 1-21, 25, 26.— NettelrotL, 



Kentucky Fossil Shells, Mem. Kentucky Gsol. Survey, 1889. p. 153, pi. 31, tigs. 



14-17.— Hall and Clarke, Pal. New York, VIII, Pt. II, 1893, p. 268, fig. 180; 



180; pi. 79, figs. 1-14, 17, 21. 

 Loc. Albany and Schoharie counties, New York; Cayuga, Ontario; Falls of 



Ohio; Michigan. 

 Oba. In the American Museum of Natural History this species is labeled Atrypa 



naviculoides Conrad. The writer has not been able to find this description. 



It may he one of Conrad's manuscript names. 



Centronella glaucia Hall. Hamilton (Dev.). 



Centronella glaucia Hall, Pal. New York, IV, 1867, p. 403, pi. 61A, figs. 39, 40.— 



Hall and Clarke, Ibidem, VIII, Pt. II, 1893, p. 269. 

 Log. Schoharie, New York. 



Centronella liecate Billings =C. alveata. 



Centronella impressa Hall. Hamilton (Dev.). 



Centrouellaimpressa Hall, Fourteenth Rep. New York State Cab. Nat. Hist., (July 

 or August) 1861, p. 102 ;— Fifteenth Rep., Ibidem, 1862, pi. 3, figs. 1-5.— Bil- 

 liags, Canadian Nat. Geol., VII, 1862, p. 392.— Hall, Pal. New York, IV, 1867, 

 p. 402, pi. 61A, figs. 30-38.— Hall and Clarke, Pal. New York, VIII, Pt. II, 1893, 

 p. 269, pi. 79, figs. 16, 18-20. 



Loc. Belloua, York, Pavilion, and Hamburg, New York. 



Ohs. Billings says this species is the same as C. hecate (=:C. alveata). 



Centronella Julia A. Wincliell=Roming:erina Julia. 

 Centronella margarida Derby =Trigeria margarida. 



Centronella (?) navicella Hall. Chemung (Dev.). 



Terebratula navicella Hall, Pal. New York, IV, 1867, p. 391, pi. 60, figs. 38-44. 



Centronella (f) navicella Hall and Clarke, Ibidem, VIII, Pt. II, 1895, pi. 79, figs. 

 40-42. 



I^oc. Rockford, Iowa. 

 Centronella ovata Hall. UppeT^ Heklerberg (Dev.). 



Centronella ovata Hall, Pal. New York, IV, 1867, p. 419, pi. 61A, figs. 47-49. 



Loc. Cayuga, Ontario. 



CentronellaC?) silvetii A. Ulrich. Devonian. 



Centronella silvetii A. Ulrich, N. Jahrb. f. Mineral., Beilageband, VIII, 1892, 



p. 51, pi. 4, figs.l5a-15d. 

 Loc. Chahuar.nni, Bolivia. 



Centronella tumida Billings. Oriskany and Corniferous (Dev.). 



Centronella tumida Billings, Canadian Jour., VI, 1861, p. 272, fig. 98;— Geol. 



Canada, 1863, p. 374, fig. 404. 

 Loc. Cayuga and Port Colbourne, Ontario. 



CHARIONELLA Billings. Genotype Atrypa scitula Hall. 



Charionella Billings, Canadian Jour., VI, 1861, pp. 148, 271, figs. 101, 102.— Hall, 



Sixteenth Rep. New York State Cab. Nat Hist., 1863, p. 40;— American Jour. 



Sci., n. ser., XXXV, 1863, p. 396.— Hall and Clarke, Pal. New York, VIII, 



Pt. II, 1893, p. 78;— Thirteenth Rep New York State Geologist, 1895, p. 775. 



