NicKLEs AND BASSLKK.] CATALOGUE OF GENERA AND arEClES. 335 



Orthopora nodosa (Hall and Simpson). 



1887. Treniatoi)ora (Orthojiora) nodosa. Tlallaiid Simpson, Pal. New York, VI, 

 pi. xxiii, 10. 

 Lower Helderberg: (larksville, New York. 



Orthopora orbipora (Ilall). 



1883. Trematopora orbipora. Hall, Trans. Albany Institute, X, p. ISl (abstract, 



1881, p. 181). 



1884. Trematopora orbipora. Hall, Kep. State (ieologist New York for tlie year 



1883, p. 12. 

 1887. Trematopora (Orthopora?) orbipora. Mall and Simpson, Pal. New York, 

 VI, p. 188, pi. Iv, 13, 14, pi. Ivi, 8. 

 Hamilton: Fallljrook, near Lake Canandaigua, New York. 



Orthopora ornata (Hall and Simpson). 



1887. Trematopora (Orthopora) ornata. Hall and Simpson, Pal. New York, VI, 

 p. 184, pi. Iv, 1, pi. Ivi, 4. 

 Hamilton: Near Geneseo, New York. 



Orthopora ovatipora (Hall). 



1879. Trematopora ovatipora. Hall, Thirty-second Ann. Rep. New York State 



Musemn, p. 151 (reprint, 1880, p. 13). 

 1883. Trematopora ? ovatipora. Hall, Rep. State Geologist New York for the 



year 1882, pi. xi, 9-11. 

 1887. Trematopora (Orthopora) ovatipora. Hall and Simpson, Pal. New York, 

 VI, p. 17, pi. xi, 9-11, pi. xxiii, 5. 

 Lower Helderberg: Clarksville, New York. 



Orthopora parallela (Hall). 



1879. Trematopora parallela. Hall, Thirty-second Ann. Rep. New York State 



Museum, p. 152 (reprint, 1880, p. 14). 

 1883. Trematopora ? parallela. Hall, Rep. State Geologist New York for the 



year 1882, pi. xi, 13, 14. 

 1887. Trematopora (Orthopora) parallela. Hall and Simpson, Pal. New York, 

 YI, p. 19, pi. xi, 13, 14, pi. xxiii, 7, 8. 

 Lower Helderberg: Clarksville, New York. 



Orthopora polygona (Hall). 



1883. Trematopora polygona. Hall, Trans. Albanj- Institute, X, p. 180 



(abstract, 1881, p. 180). 



1884. Trematopora j^olygona. Hall, Rep. State Geologist New York for the year 



1883, p. 9. 

 1887. Trematopora (Orthopora) polygona. Hall and Simpson, Pal. New York, 



VI, V- 176. 

 1899. Rhombopora polygona. Grabau, Bull. Buffalo Soc. Nat. Sci., ^'I, \t. 164. 

 Hamilton: West Hamburg, New York. 



Orthopora regularis (Hall). 



1874. Trematopora regularis. Hall, Twenty-sixth Ann. Rei>. New York State 



Museum, p. 106. 

 1879. Trematopora regularis. Hall, Thirty-.iecond Ann. Rep. New Y'ork State 



Museum, p. 151 (reprint, 1880, p. 13). 

 1883. Trematopora regularis. Hall, Rep. State Geologist New York for tlie year 



1882, pi. xi, 1-8, pi. xiii, 1-3 (in part). 



1887. Trematopora (Orthopora) regularis. Hall and Simpson, Pal. New Y'ork, 

 VI, p. 16, pi. XI, 1-8, pi. xxiii, 1. 

 Lower Helderberg: Clarksville, New York. 



