

BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 977 



PHYTOPSIS Hall. Genotype: P. tubulosa Hall. 



Phytopsis Hall, Pal. New York, 1, 1847, pp. 38, 315. Hitchcock, Geol. Vermont, 

 1, 1861, p. 277. Miller, N. A. Geol. Pal., 1889, p. 134. 



PHYTOPSIS CELLULOSUM Hall. See Tetradium cellulosum. 



Phytopsis tubulosa (Hall). 



Phytopsis tubulosum Hall, Pal. New York, 1, 1847, p. 38, p. 315, pi. 8, figs, la-e. 

 Emmons, Man. Geology, 1860, p. 95, fig. 81. Lincklaen, 14th Rep. New York 

 State Cab. Nat. Hist., 1861, pi. 11, fig. 13. Hitchcock, Geol. Vermont, 1, 

 1861, p. 277, fig. 175. Lesley, Geol. Surv. Pennsylvania, Rep. P 4, 1889, p. 

 644, figs Miller, N. A. Geol. Pal., 1889, p. 134, fig. 62 Clarke and Ruede- 

 mann, Bull. New York State Mus., 65, 1903, p. 9. 



Fucoides demissus Vanuxem, Geol. New York, 3, 1842, p. 39, fig. Emmons, Geol. 

 New York, 2, 1842, p. 108; p. 109, figs. 35, 36; also pp. 383, 384, fig. 94, 95, 

 96. Hall, Pal. New York, 1, 1847, p. 38, footnote. Emmons, Amer. Geology, 

 1, pt. 2, 1855, p. 232, fig. 84, pi. 4; figs. 12, 13. 



Black River (Lowville): Near Amsterdam, etc., New York. 



PIANODEMA Foerste. Genotype: Orthis subaequata Conrad . 



Bathycoelia Foerste, Bull. Sci. Lab. Denison Univ., 14, 1909, p. 221. 

 Pianodema Foerste (Bathycoelia preoccupied), Bull. Sci. Lab. Denison Univ., 

 17, 1912, p. 139. Schuchert, Zittel-Eastman Textb. Pal., 1913, p. 382. 



Pianodema amoena (N. H. Winchell). 



Orthis amcena Winchell, 8th Ann. Rep. Geol. Nat. Hist. Surv. Minnesota, 1880, 



p. 65. 

 Orthis (Dalmanella) amcena Winchell and Schuchert, Geol. Minnesota, 3, 1893, 



p. 453, pi. 33, figs. 48-50. 



Dalmanella amcena Schuchert, Bull. U. S. Geol. Surv., 87, 1897, p. 200. 

 Trenton(?): Spring Valley, Minnesota. 



Observation. Closely related to P. subaequata perveta. The types were 

 probably derived from the Black River of southern Minnesota. 



Pianodema bellula (Meek). 



Orthis bellula James, Cat. L. Sil. Foss. Cincinnati Group, 1871, p. 10 (nom. nud.). 



Meek, Pal. Ohio, 1, 1873, p. 103, pi. 8, fig. 5, Miller, Cincinnati Quart. Jour. 



Sci., 2, 1875, p. 31. Lesley, Geol. Surv. Pennsylvania, Rep. P 4, 1889, p. 



507, figs. 



Dalmanella bellula Hall and Clarke, Pal. New York, 8, pt. 1, 1892, p. 224.' 

 Dalmanella (Bathyccelia) bellula Foerste, Bull. Sci. Lab. Denison Univ., 14, 



1909, p. 221. 

 Maysville (Fairmount) : Cincinnati, Ohio, and vicinity. 



Pianodema pogonipensis (Hall and Whitfield). 



Orthis pogonipensis Hall and Whitfield, King's U. S. Geol. Expl. 40th Parl., 4, 



1877, p. 232, pi. 1, figs. 9, 10. 

 StrophomenanemeaHall and Whitfield, ibid., 1877, p. 233, pi. 1, fig. 15. Walcott, 



Mon. U. S. Geol. Surv., 8, 1884, p. 71. 



Upper Pogonip: Pogonip Mountain, White Pine District, Nevada. 

 Cofypes. Cat. Nos. 17220, 17242, U.S.N.M. 



Pianodema stonensis (Safford). 



Orthis stonensis Safford, Geol. Tennessee, 1869, p. 286. 



Dalmanella stonensis Hall and Clarke, Pal. New York, 8, pt. 1, 1892, p. 224, pi. 



5C, figs. 4, 5. 

 Stones River (Pierce) : Central Tennessee. 



