scHucHERT.] INDEX AND BIBLIOGRAPHY. 317 



Productella papulata Hall. Hamilton (Dev.). 



Productus papulatus Hall, Pal. New York, IV, 1867, p. 165, pi. 23, tigs. 47, 48. 

 Productella papnlata Hall, Ibidem, 1867, corrigenda. 

 Loc. Belloua, Yates County, New York. 



Productella productoides (Murchison). Hamilton (Dev.). 



Orthis productoides Murchison, Bull. Soc. Gdol. de France, XI, 1840, p. 254, pi. 



2, tig. 7. 

 Strophalosia productoides Whiteaves, Cont. Canadian Pal., I, 1889, p. 112, pi. 



15, fig. 2;— Ibidem, I, 1891, p. 216. 

 Productella productoides Hall and Clarke, Pal. New York, VIII, Pt. I, 1892, 



p. 317. 

 Productella productoides var. membranacea Whiteaves, Cont. (';iiia(lian Pal., I, 



1892, p. 282. 

 Loc. Europe; Athabasca River, Lake Manitoba, and Thedford, Canada. 



Productella pyxidata Hall. Kinderliook (L. Carb.). 



Productus pyxidatus Hall, Geol. Survey Iowa, I, Pt. II, 1858, p. 498, pi. 3, fig. 



8.— Walcott, Mon. U. S. Geol. Survey, VIII, 1884, p. 130. 

 Productella pyxidata Hall, Second Ann. Rep. N. Y. State GeoL, 1883, pi. 48, fig. 



34.— Hall and Clarke, Pal. New York, VIII, Pt. I, 1892, pi. 17, fig. 34; pi. 17A, 



fig. 14. — Keyes, Geol. Survey Missouri, V, 1895, p. 52. 

 Loc. Hamburg, Illinois; Louisiana, Missouri. 

 Ohs. Compare with Productella shumardana. 



Productella rarispina Hall, Chemung (Dev.). 



Productus rarispinus Hall, Tenth Rep. N. Y. State Cab. Nat. Hist., 1857, p. 178. 

 Productella rarispina Hall Pal. New York, IV, 1867, p. 170, pi. 24, figs. 1-9;— 



Second Ann, Rep. N. Y, State Geol., 1883, pi. 48, fig. 33.— Hall and Clarke, 



Pal. New York, VIII, Pt. I, 1892, pi. 17, fig. 33. 

 Loc. Phillipsburg, New York. 



Productella semiglobosa Netteliotb, Corniferous (Dev.). 



Productella semiglobosa Nettelroth, Kentucky Fossil Shells, Mem, Kentucky 



Geol. Survey, 1889, p. 70, pi. 26, fig. 7. 

 Loc. Falls of Ohio. 



Productella shumardana Hall. Kiuderbook (L. Carb,), 



Productus shumardianus Hall, Geol. Survey Iowa, I, Pt. II, 1858, p. 499, pi. 3, 

 fig. 9; pL7, fig. 2. 



Productella shuniurdiana Hall, Second Ann. Rep. N. Y. State Geol., 1883, pi. 48, 

 fig. 7.— Hall and Clarke, Pal. New York, VIII, Pt. I, 1892, pi. 17, fig. 7. 



Productus (Productella) shumardianus Herrick, Bull. Denison Univ., Ill, 1888, 

 p. 32, pi. 6, fig. 16; pi. 7, fig. 18. 



Loc. Clarksville, Missouri; Burlington, Iowa; Licking County, Ohio. 



Ohs. The identifications of this species from Devonian horizons are here referred 

 to P. spinulicosta. P. shumardana is iirobably synonymous with P. pyxi- 

 data Hall. 



Productella speciosa Hall. Portage, Chem., and Kinderb. (Dev.-L. Carb.). 



Productus speciosus Hall, Tenth Rep. N. Y. State Cab. Nat. Hist., 1857, p. 176. 

 Producta speciosa A. Winchell, Proc. Acad. Nat. Sci. Philadelphia, 1863, p. 4. 

 Productella speciosa Hall, Pal. New York, IV, 1867, p. 175, pi. 25, figs. 1-11;— 



Second Ann. Rep. N. Y. State Geol., 1883, pi, 48, figs. 25, 26.— Hall and 



Clarke, Pal. New York, VIII, Pt, I, 1892, pi. 17, figs. 25, 26.— Kindle, Bull. 



American Pal., 6, 1896, p. 35. 

 Productus (Productella) speciosus Walcott, Mon. U. S. Geol. Survey, VIII, 1884, 



p, 133, pi. 13, fig, 8. 



