396 AMEBIC AN FOSSIL BRYOZOA. [bull. 173. 



Rhombopora ohioensis Ulrich. 



1888. Rhombopora ohioensis. Ulrich, Bull. Denison Univ., IV, p. 90, \A. xiv, 



15, 15fl. 

 1895. Rhombopora ohioensis. Herrick, Geol. Surv. Ohio, VII, pi. xix, 9. 

 Waverly: Richfield, Lodi, and Moots Run, Ohio. 



Rhombopora persimilis Ulrich. 



1884. Rhombopora persimilis. Ulrich, Jour. Cincinnati Soc. Nat. Hist., VII, 



p. 30, pi. i, 7-7 d. 

 1890. Rhombopora persimilis. Ulrich, Geol. Surv. Illinois, VIII, p. 659, pi. 

 Ixx, 3. 

 Chester: Chester, Illinois, and Sloans Valley, Kentucky. 



Rhombopora polyg'ona Grabau. See Orthopora polyg-ona (Hall). 



Rhombopora pulchella Ulrich. 



1884. Rhombopora pulchella. Ulrich, Jour. Cincinnati Soc. Nat. Hist., VII, 

 p. 31, pi. i, 6,6a. 

 Chester: Sloans Valley, Kentucky. 



Rhombopora regularis Simpson. See Orthopora regularis (Hall). 

 Rhombopora reticulata Grabau. See Orthopora reticulata (Hall and 

 Simpson). 



Rhombopora simulatrix Ulrich. 



1890. Rhombopora simulatrix. Ulrich, Geol. Surv. Illinois, VIII, p. 657, pi. 

 Ixxi, 2-2^. 

 St. Louis: Columbia and other localities in Monroe County, Illinois. 



Rhombopora ? spiralis Ulrich. 



1890. Rhombopora? spiralis. Ulrich, Geol. Surv. Illinois, VIII, p. 656, pi.. 

 Ixxi, 5-5(7. 

 Keokuk: Kings Mountain, Kentucky. 



Rhombopora subannulata Ulrich. 



1890. Rhombopora subannulata. Ulrich, Geol. Surv. Illinois, VIII, p. 648, pi. 

 xlv, 1-li. 

 Hamilton : Buffalo, Iowa. 



Rhombopora sulcifera Ulrich. 



1890. Rhombopora sulcifera. Ulrich, Geol. Surv. Illinois, VIII, p. 649, pi. 

 xlv, 2-26. 

 Hamilton: Davenport, Iowa. 



Rhombopora tabulata Ulrich. 



1890. Rhombopora tabulata. Ulrich, Geol. Surv. Illinois, VIII, p. 658, pi. Ixx, 



2-2c. 

 1894. Rhombopora tabulata. Keyes, Missouri Geol. Surv., V, ii. 34. 



Chester: Chester and Kaskaskia, Illinois; Sloans Valley, Kentucky. 



Rhombopora tenuirama Ulrich. 



1890. Rhombopora tenuirama. Ulrich, Geol. Surv. Illinois, VIII, p. 660, pi. 



Ixx, 8-86. 

 1894. Rhombopora tenuirama. Keyes, Missouri Geol. Surv., V, p. 34. 

 Chester: Kaskaskia, Illinois; Sloans Valley, Kentucky. 



Rhombopora tortalinea Grabau. See Orthopora tortaliuea (Hall), 

 Rhombopora transversa Grabau. See Orthopora transversa (Hall). 

 Rhombopora transversa Simpson. See Orthopora hexagona (Hall and 

 Simpson). 



