scHucHERT] INDEX AND BIBLIOGRAPHY. 369 



Rhynchotrema dentatum Hall. Trenton and Lorraine (Ord.). 



Atrypa deiitata Hall. Tal. New York, I, 1847, p. 148, pi. 33, fig. 14. 

 Ehynchonella dentata Hall, Twelfth Rep. N. Y. State Cab. Nat. Hist., 18.59, p. 



65.— Meek, Pal. Oliio, I, 1873, p. 121, pi. 11, ti<r. 3.— Miller, Cincinnati Quart. 



Jour. Sci., II, 1875, p. 18. — White, Second Ann. Rep. Indiana ISureau of 



Statistics and Geol., 1880, p. 490, pi. 1, ligs. 12-14;— Tenth Rep. State Geol. 



Indiana, 1881, p. 122, pi. 1. tigs. 12-14. 

 Rhynchotrema dentata Hall and Clarke, Pal. New York, VIII, Pt. II, 1893, p. 185. 

 fRhynchonella dentata Keycs, Geol. Survey Missouri, V, 1895, p. 100, pi. 41, fig. 3. 

 Loc. Turin, New York; Dayton and Oxford, Ohio; Richmond, Indiana; near 



Nashville, Tennessee. 



Rhynchotrema formosum (Hall). Lower Helderberg (Dev.). 



Rhynchonella formosa Hall, Tenth Rep. N. Y. State Cab. Nat. Hist., 1857, p. 76, 

 ligs. 1-5;— Pal. New York, III, 1859, p. 236, pi. 35, tig. 6. 



Stenocisma formosa Hall, Pal. New York, IV, 1867, p. 334. — Hall and Clarke, 

 Ibidem, VIII, Pt. II, 1893. p. 187, pi. 56, figs. 41-45. 



Loc. Schoharie and Albany counties, New York; Lake Temiscouata, New Bruns- 

 wick, and .\risaig. Nova Scotia (Ami). 



Rhynchotrema inaequivalve (Castelnau). Trenton (Ord.). 



Spirifer in;pquivalvis Castelnau, Essai Systeme Sil. I'Ara^^rique Septentrionale, 



1843, p. 40, pi. 14, tig. 8. 

 Atrypa increbescens (partim) Hall, Pal. New York, I, 1847, pp. 146, 289, pi. 33, 



tigs. 13a-13h ; ?pl. 79, tig. 6. 

 Rhynchonella increbescens (partim) Billings, Canadian Nat. Geol., I, 18.56, p. 



207, tigs. 11-14.— Hall, Twelfth Rep. N. Y. State Cab. Nat. Hist., 1859, p. 



66.— Billings, Geol. Canada, 1863, p. 168, tig. 153.— Nettelroth, Kentucky 



Fossil Shells, Mem. Kentucky Geol. Survey, 1889, p. 83, pi. 34, figs. 26-29. 

 Rhynchonella argenturbica White, Wheeler's Expl. and Survey west 100th 



Mend., IV, Prel. Rep., 1874, p. 14; — Ibidem, Final Rep., 1875, ji. 75, pi. 4, 



fig. 12. 

 Trematospira (?) qnadriplicata Miller, Cincinnati Quart. .Tour. Sci., II, 1875, p. 



60, figs. 6, 7. 

 Rhynchotreta qnadriplicata Miller, N. American Geol. Pal., 1889, p. 370. 

 Rhynchonella minnesotensis Sardeson, Bull. Minnesota Acad Nat. Sci., Ill, 1892, 



p. 333, pi. 4, tigs. 21-23. 

 Rhynchotrema in:equivalvis W^inchell and Schnchert, Minnesota Geol. Survey, 



III, 1893, p. 459, pi. 34, tigs. 9-25.— Whiteaves, Pal. Foss., Ill, Pt. Ill, 1897, 



p. 179. 

 Rhynchotrema increbescens Hall and Clarke, Pal. New York, VIII, Pt. II, 1893, 



pp. 183, 185. 

 Loc. Drummonds Isl.ind (Casteln.an) ; New York; Kentxicky; Tennessee; Illi- 

 nois; Wisconsin; Iowa; Minnesota; Silver City, New Mexico; Ottawa, 



Canada; Lake Winnipeg, Manitoba. 

 Ohfi. Compare Rhynchonella subtrigonalia, 



Rhynchotrema inaequivalve laticostatum Win. and Seliucb. Trenton (Ord.). 



Rhynchotrema in;equiv.ilvis var. laticostata W. and S., Americ;m Geol., IX, 

 April 1, 1892, p. 293 ;— Minnesota Geol. Survey, III, 1893, p. 461, pi. 34, figs. 

 26-29. 



Rhynchonella sancta Sardeson, Bull. Minnesota Acad. Nat. Sci., Ill, April 9, 

 1892, p. 333, pi. 4, figs. 19, 20. 



Loc. Cannon Falls, Minnesota. 



Rhynchotrema ottawaense (Billinjnfs). Trenton (Ord.). 



Porambonites ? ottawaenais Billings, Pal. Fossils, 1, 1862, p. 140, fig. 117. 

 Bull. 87 24 



