SCHUCHEET.] 



INDEX AND BIBLIOGRAPHY. 381 



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



Spirifer alatiis Castelnau (non Schlotheim), Esaai Systfeme Silurien I'Amerique 



Septentrionale, 1843, p. 42, pi. 12, fig. 4. 

 Spirifer aln?formis de Verneuil, Ibidem, 1843, p. 42, footnote. 

 Loc, Schoharie, New York. 

 Ohs. Compare with Spirifer arenosus. 



Spirifer alba-pinensis Hall aiid Whitfield, Kiiiderliook (L. Garb.). 



Spirifera albapinensis Hall and Whitfield, King's U. S. Geol. ExpL, 40th Pari., IV, 



1877, p. 255, pi. 4, figs. 1, 8. 

 Loc. Wasatch Range, Utah. 

 Ohs. Appears to be a synonym of S. centronatus. 



Spirifer aldrichi Etheridge. Devonian. 



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



pi. 29, fig. 2. 

 Loc. Dana Bay, lat. 82° 42'. 



Spirifer alta Hall=Cyrtia 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. anute Swallow. 



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



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



fig. in text. 

 Spirifera augusta 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 angustus Hall and 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 (W^illiams); Milwaukee, Wisconsin. 



Spirifer annae Swallow. Hamilton (Dev.). 



Spirifer annse Swallow, Trans. St. Louis Acad. Sci., I, 1860, p. 641. 

 Loc. Callaway County, Missouri. 

 Ois. 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 Sliarpe. Lower Devonian. 



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



p. 276, pi. 11, fig. 2. 

 Loc. Falkland Islands. 

 Ois. 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. 

 0&8. The writer has not seen this journal. 



Spirifer arctisegmentum Hall. Upper Helderberg (Dev.). 



Spirifer arctisegmenta Hall, Tenth Rep. N. Y. State Cab. Nat. Hist., 1857, p. 131. 

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



