402 SYNOPSIS OF AMERICAN FOSSIL BRACHIOPODA. [bull. 87. 



Spirifer pertenuis Hall. Hamilton (Dev.). 



Spirifer pertenuis Hall, Tenth Rep. N. Y. State Cab. Nat. Hist., 1857, p. 163. 

 Spirifera perextensa Hall, Pal. New York, IV, 1867. p. 230. 

 Loc. Cumberland, Maryland (Wbitlield). 

 Obs. Compare witli S. macrouota Hall. 



Spirifer pharovicinus A. Wiuchell. Huron (Dev.). 



Spirifera pbaroviciua A. Wiurhell, Proc. Acad. Nat. Sci. Pbiladelpbia, 1862, p. 406. 

 Loc. Port aux Bar(ines, Michigan. 



Spirifer pinonensis Meek. Lower to Upper Devonian. 



Spirifer (Trigouotrcta) pinonensis Meek, Proc. Acad. Nat. Sci. Philadelphia, 

 1870, p. 60;— King's U. S. Geol. Expl. 40th Pari., IV, 1877, p. 45, pi. 1, lig. 9. 



Spirifer (Trigonotreta) argentarius Meek, King's U. S. Geol. Expl. 40th Pari., IV, 

 1877, p. 42, pi. 4, lig. 4. 



Spirifera pinonensis Walcott, Mon. U. S. Geol. Survey, VIII, 1884, p. 138, pi. 4, 

 fig. 1. 



Loc. White Pine and Eureka districts, Nevada. 



Spirifer planoconvexus Slimnard=Amboca'lia planiconvexa. 



Spirifer plenus Hall=Syriugotbyris plena. 



Spirifer plicatella of autliors= Spirifer radiatus. 



Spirifer pluto Clarke. Genesee (Dev.). 



Spirifera pluto Clarke, Bull U. S. Geol. Survey, 16, 1885, p. 31, pi. 3, tig. 12. 

 Loc. Ontario County, New Y'ork. 

 Ols. See Leiorhynchus hecate Clarke. 



Spirifer prcTmatiira nall=Keticularia prtematura. 

 Spirifer propiuquus Hall = Syriugothyris texta. 

 Spirifer prorus Conrad = Spirifer acuminatns. 

 Spirifer pseudolineatus Hall=Reticularia pseudolineata. 

 Spirifer pulchrus Meek = Spiriferiua pulcbra. 

 Spirifer pyramidalis Hall=Cyrtina pyramidalis. 

 Spirifer pyxidatus Hall=Metaplasia pyxidata. 



Spirifer quichuus d'Orbigny. Devonian. 



Spirif.-r quichua d'Orbigny, Voyage dans I'Amdrique M6ridionale, Pal., 1842, 



p. 37, pl. 2, fig. 21. 

 Loc. Chuquisaca, Bolivia. 



Spirifer racinensis McCbesney= Spirifer nobilis. 



Spirifer radiatus Sowerby. Clinton and Niagara (Sil.). 



Siiirifor plicatella var. radiata Sowerby, Mineral Couchology, \, 1825, p. 493; 

 figs. 1, 2. 



Delthyris bialveata Conrad, Jour. Acad. Nat. Sci. Philadelphia, VIII, 1842, 

 p. 261, pl. 14, fig. 17. 



Delthyris radiata Hall, Geol. N. Y. ; Rep. Fourth Dist., 1843, p. 105, fig. 2. 



Spirifer radiata Hall, Pal. Now York, II, 1852, pp. 66, 265, pl. 22, figs. 2d-25 (non 

 2a-2c = Cyrtiamcta); pl. 54, fig. 6. 



Spirifera radiata Billings, Canadian Nat. Geol., I, 1856, p. 135, pl. 2, figs. 2, 3;— 

 Geol. Canada, 1863, p. 317, fig. 328.— Hall and Whitfield, Twenty-seventh 

 Rep. N. Y. State Cab. Nat. Hist., 1875, pl. 9, figs. 17, 18.— Hall, Twenty- 

 eighth Rep. Ibidem, 1879, p. 157, pl. 24, figs. 20-30.— AVhite, Second Ann. 

 Rep. Indiana Bureau of Statistics and (Jeol., 1880, p. 497, pl. 3, figa. 5, 6;— 

 Tenth Rep. State Geol. Indiana, 1881, p. 129, pl. 3, figs. 5, 6.-Hall, Eleventh 



