SCHUCHERT.] 



INDEX AND BIBLIOGRAPHY. 381 



Spirifer aliformis de Verneuil. Upper Helderberg (Dev.). 



Spirifer alatus Castelnau (noa Schlotheim), Kssai Systime Silurien I'Aiut'rique 



Septeutrionule, 1843, p. 42, pi. 12, tig. 4. 

 Spirifer ahi'forniis de Verneuil, Ibidem, 1843, ]>. 42, footuote. 

 Loc. Schoharie, Ne^A' York. 

 Obg. ("oinparo with Spirifer arenostis. 



Spirifer alba-pinensis Hall aud Wbittield. Kiiideihook (L. Carb.). 



Spirifera albapiueusis Hall aud Whittield, King's IT. S. Gleol. Expl., 40th Pari., IV, 



1877, p. 255, pi. 4, figs. 7. 8. 

 Loc Wasatch Range, I'tah. 

 Ohx. Appears to l)o a synonym of S. centronatus. 



Spirifer aldrichi Etberidge. Devonian. 



Spirifer aldrichi Etheridge, Quart. Jour. Geol. Soc. London, XXXIV, 1878, p. 634, 



pi. 29, tig. 2. 

 Loc. Dana Bay, lat. 82° 42'. 



Spirifer alta nall=Gyrtia alta. 



Spirifer amarus Swallow. Hamilton (Dev.). 



Spirifer amarus Swallow, Trans. St. Louis Acad. Sci., I, 1860, p. 642. 

 Loc. On page 658 it is given as Callaway County, Missouri, in association with 

 Hamilton terrane fossils. It is probably the same as S. anme Swallow. 



Spirifer angustus Hall. Hamilton and Portage (Dev.). 



Spirifer angusta Hall, Tenth Rep. N. Y. State Cab. Nat. Hist., 1857, p. 164, 



tig. in text. 

 Spirifera angusta Hall, Pal. New York, IV, 1867, p. 230, pi. 38A, figs. 23-32.— 



Whitfield, Geol. Wisconsin, IV, 1882, p. 329, pi. 26, fig. 3.— Hall, Second Ann. 



Rep. N. Y. State Geol., 1883, pi. 54,* figs. 14-17. 

 Spirifer augustus Hall aud Clarke, Pal. New York, VIII, Pt. II, 1893, pp. 31, 39, 



pi. 24, figs. 14-17. 

 Loc. Livingston and Genesee counties, and Ithaca, New York; Portage group 



of New York (Williams); Milwaukee, Wisconsin. 



Spirifer annse Swallow. Hamilton (Dev.). 



Spirifer ann;e Swallow, Trans. St. Louis Acad. Sci., I, 1860, p. 641. 

 Loc. Callaway County, Missouri. 

 Oh8. See S. amarus. 



Spirifer annectans Walcott. Lower Carboniferous. 



Spirifera annectans Walcott, Mon. U. S. Geol. Survey, VIII, 1884, p. 216, pi. 18, 



fig. 7. 

 Loc. Eureka district, Nevada. 



Spirifer antarcticus Morris and Sbarpe. Lower Devonian. 



Spirifer antarcticus Morris and Sharpe, Quart. Jour. Geol. Soc. London, II, 1846, 



p. 27t;, pi. 11, tig. 2. 

 Loc. Falkland Islands. 

 Ohs. Compare with S. boliviaensis, S. chuquisaca, and S. orbignyi. 



Spirifer arata Hall = Spirifer granulosus. 



Spirifer arcticus Houghton. Devonian. 



Spirifer arcticus Houghton, Jour. Royal Dublin Soc, I, 1857, p. 183. 

 Ohs. The writer has not seen this journal. 



Spirifer arctisegmentum Hall. Upper Helderberg (Dev.). 



Spirifer arclisegmenta Hall, Tenth Rep, N. Y. State Cab. Nat. Hist., 18.57, p. 131. 

 Spirifera arctisegmenta Hall, I'al. New York, IV, 1867, p. 208, pi. 31, figs. 9, 10; — 



