332 AMEEICAN FOSSIL BRYOZOA. [bull. 173. 



Nematopora striatopora (Billings). 



1866. Helopora striatopora. Billings, Catal. Sil. Foss. Anticosti, p. 39. 

 1890. Nematopora striatopora. Ulrich, Geol. Sim-. Illinois, VTTI, ]). (Uri. 

 Anticosti: Anticosti Island. 



Nematopoja strigosa (Billings). 



1866. Helopora strigosa. Billings, Catal. Sil. Foss. Anticosti, p. 87. 



1890. Nematopora strigosa. Ulrich, Geol. Sur. Illinois, X\U, p. 645. 

 Anticosti: Anticosti Island. 

 NICHOLSONELLA Ulrich. Genotype: NicholsonellaponderosaUlricli. 



1890. Nicholsonella. Ulrich, Geol. Sur. Illinois, YIII, pp. 374, 421. 



1889. Nicholsonella. (Ulrich, in press), Miller, North American Geo). Pal., 



p. 313. 



1893. Nicholsonella. Ulrich, Geol. Minnesota, III, p. 313. 



1896. Nicholsonella. Ulrich, Zittel's Textb. Pal. (Engl, ed.), p. 276. 



1897. Nicholsonella. Simpson, Fourteenth Ann. Rep. State Geologist New York 



for the year 1894, p. 590. 



Nicholsonella cumulata Ulrich. 



1890. Nicholsonella cumulata. Ulrich, Geol. Sur. Illinois, YIII, p. 423, pi. 



xxxiii, 6-Cy. 



1895. Monticulipora cumulata. J. F. James, Jour. Cincinnati Soc. Nat. Hist., 



XVIII, p. 74. 

 1897. Nicholsonella cumulata. Simpson, Fourteenth Ann. Rep. State Cieologist 

 New York for the year 1894, figs. 183-186 (p. 590). 

 Cincinnati (Richmond): Wilmington, Illinois. 



Nicholsonella laminata Ulrich. 



1893. Nicholsonella laminata. Ulrich, Geol. Minnesota, III, p. 315, pi. xxi, 

 15-19, 21. 

 Trenton (Black River): Minneapolis and St. Paul, Minnesota. 



Nicholsonella ponderosa Ulrich. 



1890. Nicholsonella ponderosa. Ulrich, Geol. Sur. Illinois, YIII, p. 422, pi. 



xxxiv, 5-5d. 

 1893. Nicholsonella ponderosa (? ). Ulrich, Geol. Minnesota, III, p. 316, pi. xxi, 



13, 14, 20, 22. 

 Trenton (Stones River): Dixon, Illinois; Minneapolis, Minnesota. 



Nicholsonella pulchra Ulrich. 



1893. Nicholsonella pulchra. Ulrich, Geol. Minnesota, III, p. 314, pi. xxi, 8-12. 



1896. Nicholsonella pulchra. Ulrich, Zittel's Textb., Pal. (Eng. ed.), fig. 462 



(p. 276). 

 Trenton (Stones River) : Murfreesboro, Tennessee. 



Nicholsonella vaupeli (Ulrich). 



1883. Heterotrypa vaupeU. Ulrich, Jour. Cincinnati Soc. Nat. Hist., YI, p. 85, 



pi. i, 2-2b. 

 1888. Monticulipora vaupeli. James and James, Jour. Cincinnati Soc. Nat. 



Hist., XI, p. 19. 

 1890. Nicholsonella vaupeli. Ulrich, Geol. Sur. Illinois, YIII, p. 421. 

 1895. Monticulipora vaupeli. J. F. James, Jour. Cincinnati Soc. Nat. Hist., 

 XYIII, p. 71. 

 Cincinnati (Lorraine): Cincinnati, Ohio, and vicinity. 



Nicholsonia Waagen and Wentzel. See Escharopora Hall. 

 Nicholsonia Davis (not Waagen and Wentzel). See Hederclla Hall. 

 Nicholsonia adnata Davis. See Hederella adnata (Davis). 



