436 AMEEICAN FOSSIL BRYOZOA. [bull. 173. 



Trematopora ?? vesiculosa Winchell — Continued. 



1870. Trematopora ? vesiculosa. Winchell, Proc. American Phil. See. , XI, p. 247. 

 Burlington: Burlington, Iowa. 

 "Waverly: Sciotoville, Ohio; Hillsdale, Michigan. 



Trematopora whitfieldi Ulrich. 



1883. Trematopora whitfieldi. Ulrich, Jour. Cincinnati Soc. Nat. Hist., VI, 

 p. 262, pi. xiii, 4, 4a. 

 Niagara: Waldron, Indiana. 



TRIGONODICTYA Ulrich. Genotype: Pachydict3^a conciliatrix Ulrich. 



1893. Trigonodictya. Ulrich, Geol. Minnesota, III, p. 160. 



Trigonodictya conciliatrix (Ulrich). 



1886. Pachydictya conciliatrix. Ulrich, Fourteenth Ann. Rep. Geol. Nat. Hist. 



Sur. Minnesota, p. 76. 

 1893. Trigonodictya conciliatrix. Ulrich, Geol. Minnesota, III, p. 160, pi. ix, 11, 

 12, pi. X, 15-20. 

 Trenton (Black River): Cannon Falls, Minnesota. 



Trigonodictya eatonensis Ulrich. 



1893. Trigonodictya eatonensis. Ulrich, Geol. Minnesota, III, p. 160. 

 1895. Trigonodictya eatonensis. Foerste, Geol. Sur. Ohio, VII, p. 599. 

 Clinton: Eaton, Ohio. 



TROPIDOPORA Hall and Simpson. Genotype: Tropidopora nana Hall. 



1887. Tropidopora. Hall and Simi^son, Pal. New York, VI, p. xv. 

 1889. Tropidopora. Miller, North American Geol. Pal., p. 329. 



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

 for the year 1894, p. 553. 



Tropidopora nana Hall. 



1886. Tropidopora nana. Hall, Fifth Ann. Rep. State Geologist New York for 



the year 1885, pi. xxv, 25, 26. 



1887. Tropidopora nana. Hall and Simpson, Pal. New York, VI, p. 71, pi. xxv, 



25, 26. 

 1897. Tropidopora nana. Simpson, Fourteenth Ann. Rep. State Geologist New 

 York for the year 1894, pi. xvi, 1, 2. 

 Upper Helderberg: Onondaga Valley, New York. 



Tuberculopora Ringueberg. Bryozoan? Genotype: Tuberculopora 

 inflata Ringueberg. 

 1886. Tuberculopora. Ringueberg, Bull. Buffalo Soc. Nat. Sci., V, p. 21. 



Tuberculopora inflata Ringueberg. Not recognizable. 



1886. Tuberculopora inflata. Ringueberg, Bull. Buffalo Soc. Nat. Sci., V, p. 21, 

 pi. ii, 18. 

 Niagara: Lockport, New York. 



UNITRYPA Hall. Genotype: Fenestella (Hemitrypa) lata Hall. 



1885. Unitrypa. Hall, Rep. State Geologist New York for the year 1884, p. 36. 



1886. Unitrypa. ULrich, Contr. American Pal., I, p. 4. 



1887. Unitrypa. Hall and Simpson, Pal. New York, VI, p. xxiii. 



1889. Unitrypa. Miller, North American Geol. Pal., p. 329. 



1890. Unitrypa. Ulrich, Geol. Sur. Illinois, VIII, p. 396. 



1895. Unitrypa. Simpson, Thirteenth Ann. Rep. State Geologist New York for 

 the year 1893, pp. 689, 708, 726; Forty-seventh Ann. Rep. New York 

 State Museum, pp. 883, 902, 920. 



