scHucHERT] INDEX AND BIBLIOGRAPHY. 339 



Rafinesquina incrassata (Hall). Chazy and Black Kiver (Ord.). 



Leptivua incrassata Hall, Pal. New York, I, 1817, p. 19, pi. 4 bis, lig. 2. — Rogers, 



Geol. Peuusylvauia, II, Pt. II, 1858, p. 817, lig. 591. 

 Strophomena incrassata Billings, Canadian Nat. (ieol., IV, 1859, p. 443. 

 Lov. Chazy, New York ; Mingau Island, Canada. 



Rafinesquina kingi (Whitfield). Lorraiue (Ord.). 



.Stropbonieua kiugi Whitlield, Ann. Rep. Geol. Survey Wisconsin, 1877, ]>. 72; — 



Geol. Wisconsin, IV, 1882, p. 261, pi. 12, figs. 15. 16. 

 Ratines(iuina alternata var. loxorhytis Winchell and ScIuicLflrt, ^Minnesota Geol. 



Survey, III, 1893, p. 107, pi. 31, ligs. 35-37; pi. 32, figs. .59, 60. 

 Ratiuesfniina kingi Hall and Clarke, Pal. New York, VIII, Pt. I, 1892, p. 283. 

 Loc. Delafield, Wisconsin ; near Spring Vallej', Minnesota. 



Rafinesquina lata Wliiteaves. Lorraine (Ord.). 



Raliuesquiua lata Whiteaves, Canadian Rec. Sci., 1895, p. 392; — Wliiteaves, Pal. 



Fobs., Ill, Pt. Ill, 1897, p. 172, pi. 19, ligs. 2-5. 

 Loc. Red River Valley and Lake Winnipeg, Manitoba. 



Rafinesquina mesicosta (Shumard). % Trenton (Ord.). 



Leptipna mesacosta Shuuiard, Geol. Rep. Missouri, 1855, p. 205, PI. C, fig. 2. — 



Keyes, Geol. Survey Missouri, Y, 189.5, p. 76. 

 Loc. Cape Girardeau. Missouri. 



Rafinesquina minnesotaensis (N. H. Winchell). Trenton (Ord.), 



strophomena deltoidea Owen (uon Conrad), Geol. Espl. Iowa, Wisconsin, and 



niinois, 1844, pi. 16, fig. 8; pL 17, fig. 6. 

 Lepta'ua deltoidea Owen, Geol. Rep. Wisconsin, Iowa, and Minnesota, 18.52, p. 



620, tab. 2B, fig. 10 (not the middle figure). 

 Strophomena incrassata Hall (non 1847), Geol. Wisconsin, I, 1862, p. 42, fig. 16. — 



Hall (nou 1847), Second Ann. Rep. N. Y. State Geol., 1883, pi. 38, figs. 1-5. 

 Strophomena miunesotensis N. H. Winchell, Ninth Ann. Rep. Geol. Nat. Hist. 



Survey Minnesota, 1881, p. 120. 

 Rafinesquina miunesotensis Hall and Clarke, Pal. New York, VIII, Pt. I, 1892, 



p. 283. — Winchell and Schuchert, Minnesota Geol. Survey, III, 1893, p. 401, 



pi. 31, figs. 25-29. 

 Loc. Minneapolis, etc., Minnesota; Beloit, Wisconsin; Decorah and McGregor, 



Iowa; central Kentucky; Lebanon, Tennessee. 

 Ohs. This species is probably not identical with R. incrassata (Hall) of the 



Chazy terrane. 



Rafinesquina minnesotaensis inquassa (Sardeson). Trenton (Ord.). 



Strophomena inquassa Sardeson, Bull. Minnesota Acad. Nat. Sci., Ill, 1892, p. 



334, pi. 5, figs. 22-24. 

 Rafinesquina miunesotensis var. iniiuassa Winchell and Schuchert, Minnesota 



Geol. Survey, III, 1893, p. 403, pi. 31, figs. 27, 28. 

 Loc. Minneapolis and St. Paul, Minnesota; Mineralpoint, Wisconsin. 



Rafinesquina nitens (Billings). Lorraine (Ord.). 



strophomena nitens Billings, Canadian Nat. (ieol., V, 1860, p. 53, tig. 1; — Pal. 



Fossils, I, 1862, p. 118, fig. 97;— Geol. Canada. 1863, p. 209, fig. 208. 

 Rafinesquina nitens Hall and Clarke, Pal. New York, ^'III, Pt. I, 1892, p. 283. 

 Loc. Anticosti. 



Rafinesquina (?) obscura Ilall. Clinton (Sil.). 



Lepta-na obscura Hall, Pal. New York, II, 1852, pp. 62, 103, pi. 21, figs. 2, 6. 

 Strophomena obscura Hall, Twelfth Rep. N. Y. State Cab. Nat. Hist., 1859, p. 82. 

 Strophomena obscura? Foerste, Proc. Boston Soc Nat. Hist., XXIV, 1890, p. 306, 



pi. 6, figs. 1.5, 16. 

 Rafinesquina ? obscura Hall and Clarke, Pal. New York, VIII, Pt. I, 1892, p. 283. 

 Loc. Near Utica and Kirklaud, New Y'ork; Cumberland Gap, Tennessee. 



