572 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



43793. Rnombopora tabulata Ulrich. Cotype and figured sections. 

 Chester (Miss.). Kaskaskia, Illinois. 



Ulrich, Geol. Surv. 111., VIII, 1890, p. 658, pi. 70, figs. 2a-2c. 



43339. Rnombopora tenuirama Ulrich. Cotypes. 



Chester (Miss.). Chester, Illinois. 



Ulrich, Geol. Surv. 111., VIII, 1890, p. 660, pi. 70, figs. S-8b. 



43717. Rhombopora wortheni Ulrich. Cotype and figured section. 

 Chester (Miss.). Somerset, Kentucky. 



Ulrich, Journ. Cincinnati Soc. Nat. Hist., VII, 1884, p. 32, pi. 1, 

 figs. 4, 4a, 4b. 



431 16. Rhopalonaria attenuata Ulrich and Bassler. Cotypes. 



Rochester (Sil.). Lockport, New York. 



Ulrich and Bassler, Smithsonian Misc. Coll., Quart., XLV, 1904, 

 p. 268, pi. 66, figs. 4, 5. 



43122. Rhopalonaria keokukensis Ulrich and Bassler. Holotype. 

 Keokuk (Miss.). Keokuk, Iowa. 



Ulrich and Bassler, Smithsonian Misc. Coll., Quart., XLV, 1904, 

 p. 272, pi. 66, fig. 11. 



43120. Rhopalonaria medialis Ulrich and Bassler. Holotype. 



Hamilton (Dew). Thedford, Ontario, Canada. 



Ulrich and Bassler, Smithsonian Misc. Coll., Quart., XLV, 1904, 

 p. 270, pi. 66, fig. 10. 



43259. Rhopalonaria pertenuis Ulrich. Holotype. 



Black River (Ord.). St. Paul, Minnesota. 



Ulrich, Fourteenth Ann. Rept. Geol. and Nat. Hist. Surv. Minn., 

 1886, p. 59- 



=Stomatopora delicatula. 



35089. Rhopalonaria robusta Ulrich and Bassler. Holotype. 



Camden (L,ower Dev.). Camden, Tennessee. 



Ulrich and Bassler, Smithsonian Misc. Coll., Quart., XLV, 1904, 

 p. 269, pi. 66, fig. 6. 



431 18. Rhopalonaria tenuis Ulrich and Bassler. Holotype and 



431 19. paratypes. 

 Hamilton (Dev.). Thedford, Ontario, Canada; Alpena, 



Michigan. 



Ulrich and Bassler, Smithsonian Misc. Coll., Quart., XLV, 1904, 

 p. 270, pi. 66, figs. 7-9. 



431 13. Rhopalonaria venosa Ulrich. Holotype and plesiotype. 



431 15. Richmond (Ord.). Waynesville and Clarksville, Ohio. 



Ulrich, Journ. Cincinnati Soc. Nat. Hist., II, 1879, p. 26, pi. 7, 

 figs. 24, 24a. — Ulrich and Bassler, Smithsonian Misc. Coll., 

 Quart., XLV, 1904, p. 268, pi. 66, figs. 2, 3. 



Rhynchonella sp. undet. Meek and Hayden = Rhynchonella 

 gnathophora. 



