BIBLIOGRAPHIC LIST OP GENERA AND SPECIES. 265 



Conchldium legoense Foerste. 



Conchidium legoensis Foerste, Jour. Geol., 11, 1903, p. 711; Bull. Sci. Lab. Deni- 



son Univ., 14, 1909, p. 69, pi. 2, fig. 36A, B. 

 Niagaran (Brownsport) : Short Creek, northeast of Lego, Tennessee. 



Conchldium lindenense Foerste. 



Conchidium lindenensis Foerste, Jour. Geol., 11, 1903, p. 711. Bull. Sci. Lab. 



Denison Univ., 14, 1909, p. 69, pi. 2, fig. 35A, B. 

 Niagaran (Brownsport): Coon Creek, near Linden, Tennessee. 



Conchidium llttonl (Hall). 



Pentamerus littoni Hall, Pal. New York, 3, 1859, p. 262. Hall and Whitfield, 

 24th Rep. New York State Cab. Nat. Hist., 1872, p. 186; 27th Rep., 1875, 

 pi. 10, figs. 8, 9. Nettelroth, Kentucky Foss. Shells, Mem. Kentucky Geol. 

 Surv., 1889, p. 58, pi. 27, figs. 12, 13. 



Conchidium littoni Hall and Clarke, Pal. New York, 8, pt. 2, 1895, pi. 64, figs. 

 9, 10. Foerste, Jour. Geol., 11, 1903, p. 711 (loc. occ.). 



Conchidium cf. littoni Kindle and Breger, 28th Ann. Rep. Dep. Geol. Nat. Res. 

 Indiana, 1904, p. 435, pi. 3, figs. 3-6; pi. 4, figs. 1, 2, 4; pi. 5, figs. 4, 5. 



Niagaran : Hardin County, Tennessee (Brownsport) ; Louisville, Kentucky (Louis- 

 ville); ?Georgetown, Indiana. 



Conchidium multicostatum (Hall). 



Pentamerus multicostatus Hall, Geol. Surv. Wisconsin, Rep. Progr., 1860, p. 1; 



20th Rep. New York State Cab. Nat. Hist., 1867, p. 373, pi. 13, figs. 22-24. 

 Conchidium multicostatum Hall and Clarke, Pal. New York, 8, pt. 2, 1895, pi. 



64, fig. 6; pi. 66, fig. 10. 

 Conchidium cf . multicostatum Kindle and Breger, 28th Ann. Rep. Dep. Geol. Nat. 



Res. Indiana, 1904, p. 435, pi. 6, fig. 3. 

 Niagaran: Wauwatosa and Waukesha, Wisconsin (Racine and Guelph); Connors 



Mills, Hamilton County, Indiana (Noblesville). 



Conchidium nettelrothi Hall and Clarke. 



Pentamerus knightii Nettelroth (not Sowerby), Kentucky Fossil Shells, Mem. 



Geol. Surv. Kentucky, 1889, p. 57, pi. 29, figs. 1, 2, 17. 

 Conchidium nettelrothi Hall and Clarke, Pal. New York, 8, pt. 2, 1893, p. 234. 



Grabau and Shimer, N. A. Index Fossils, 1, 1907, p. 273, fig. 332. 

 Onondaga? (?Niagaran): Louisville, Kentucky. 

 Cofypes. Cat. No. 51312, U.S.N.M. 



Conchidium nysius (Hall and Whitfield). 



Pentamerus nysius var. crassicosta Hall and Whitfield, 24th Rep. New York 



State Cab. Nat. Hist., 1872, p. 184; 27th Rep., 1875, pi. 10, figs. 4-7. 



Nettelroth, Kentucky Fossil Shells, Mem. Kentucky Geol. Survey, 1889, p. 



60, pi. 28, figs. 5-8. 



Pentamerus nysius var. tenuicostatua Nettelroth, ibid., 1889, p. 60. 

 Conchidium nysius Hall and Clarke, Pal. New York, 8, pt. 2, 1893, p. 235, pi. 



64, figs. 1, 8, 27. 

 Niagaran (Louisville) : Louisville, Kentucky; Tennessee. 



Conchidium obsoletum Hall and Clarke. 



Conchidium obsoletum Hall and Clarke, Pal. New York, 8, pt. 2, 1895, pi. 67, 

 figs. 8, 9; 48th Rep. New York State Mus. for 1895, 2, 1897, p. 366, pi. 11, figs. 1, 

 2; 14th Rep. State Geol. New York for 1894, 1897, p. 366, pi. 11, figs. 1, 2. 



Niagaran (Guelph): Genoa, Ottawa County, Ohio. 



