NicKLEs AND 13ASSLEU.] CATALOGUE OF GENEKA AND SPECIE^. 293 



Homotrypa ? similis Foord. 



1888. Homotrypa similis. Foord, Contr. Micro-Pal. Cambro-Sil., ]^. 10, ])!. ii, 



2-2f/. 

 1893. 1 lomotrypa similis. Ulrich, Geol. Minnesota, III, p. 242, \A. xx, 28-83. 



Trenton: Ottawa City, Ottawa; St. Paul, Cannon Falls, and Kenyon, Min- 

 nesota. 



Homotrypa ? solida (Hall). 



18r)2. Trenuitupora solida. Hall, Pal. New York, II, ]). 15.'>, pi. xlA, 6a-r. 

 Niatrara: Lockport, New York. 



Homotrypa subramosa Ulrich. 



188<). Homotrypa subramosa. Ulrich, Fourteenth Ann. Rep. Geol. Nat. Hist. 



Sur. Minnesota, p. 81. 

 1893. Homotrypa subramosa. Ulrich, Geol. Minnesota, III, p. 289, pi. xix, 21-28. 



1896. Homotrypa subramosa. Ulrich, Zittel's Textl). Pal. (Engl, ed.), fig. 451 



A-C (not D = Homotrypa separata Ulrich) (p. 278). 

 Trenton (Black River) : St. Paul, Minneapolis, and Goodhue County, Min- 

 nesota. 



Homotrypa subramosa-insignis Ulrich. 



1880. Homotrypa insignis. Ulrich, Fourteenth Ann. Rep. Geol. Nat. Hist. Sur. 



Minnesota, p. 82. 

 1893. Homotrypa subramosa var. insignis. Ulrich, Geol. ^linnesota, III, p. 239. 

 Trenton: St. Paul and Goodhue and Fillmore counties, Minnesota; Deco- 

 rah, Iowa. 



Homotrypa tuberculata Ulrich. 



1893. Homotrypa tuberculata. Ulrich, Geol. Minnesota, III, p. 240, fig. 14. 

 Trenton (Black River): Cannon Falls, Minnesota. 



HOMOTRYPELLA Ulrich. Genot3^pe: HomotTvpella instabilis ITlrich. 

 1886. Homotrypella. Ulrich, Fourteenth Ann. Rep. Geol. Nat. Hist. Sur. Min- 

 nesota, p. 83. 



1889. Homotrypella. Miller, North American Geol. Pal. , p. 310. 



1890. Homotrypella. Ulrich, Geol. Sur. Illinois, VIII, i^p. 370, 412. 

 1893. Homotrypella. Ulrich, Geol. Minnesota, III, p. 228. 



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



for the year 1894, p. 586. 



Homotrypella contexta Ulrich. 



1890. Homotrypella contexta. Ulrich, Geol. Sur. Illinois, VIII, p. 412, pi. xxxii, 

 5-56. 



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



XVIII, p. 74. 

 Cincinnati (Richmond): Wilmington, Illinois. 



Homotrypella gracilis Ulrich. See Bythopora gracilis (Nicholson) 



Homotrypella granulifera (Ulrich.) 



1879. Chit'tetes granuliferus. Ulrich, Jour. Cincinnati Soc. Nat. Hist., II, p. 128, 



pi. xii, 9-96. 

 1882. Batostomella granulifera. Ulrich, Jour. Cincinnati Soc. Nat. Hist., Y, 



p. 141. 

 1889. Homotrypella granulifera. Miller, North American Geol. Pal., p. 810. 



1896. Monticulipora (Fistulipora) granulifera. J. F. James, Jour. Cincumati 



Soc. Nat. Hist, XVIII, p. 120. 

 Trenton: Burgin and Frankfort, Kentucky. 



