BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 299 



Ctenobolblna emaclata (Ulrich). 



Ctenobolbina ciliata var. emaciata Ulricli, Jour. Cincinnati Soc. Nat. Hist., 13, 



1890, p. 109, pi. 7, figs. 3a-c. 

 Ctenobolbina emaciata Ulrich and Baesler, Proc. U. S. Nat. Mus., 35, 1908, p. 



310, pi. 40, figs. 3-5. 

 Richmond (Maquoketa): Savannah, Illinois. 

 Eolotype— Cat. No. 41325, U.S.N.M 



Ctenobolbina fulcrata Ulrich. 



Ctenobolbina fiilcrata Ulrich, Geol. Minnesota, 3, pt. 2, 1894, p. 674, pi. 44, figs. 



8-11.— Ulrich and Bassler, Proc. U. S. Nat. Mus., 35, 1908, p. 297, fig. 40, pi. 



40, figs. 13, 14.— Grabau and Shimer, N. A. Index Fossils, 2, 1910, p. 353, fig. 



1660, r, r', s. 

 Black River (Decorah): St. Paul, Minnesota. 

 Cotypes.— Cat. No. 41322, U.S.N.M. 



Ctenobolbina hammelli (Miller and Faber). 



Beyricliia hammelli Miller and Faber, Jour. Cincinnati Soc. Nat. Hist., 17, 1894, 



' p. 156, pi. 8, fig. 26.— Miller, N. A. Geol. Pal., 2d App., 1897, p. 787, fig. 1458. 



Ctenobolbina hammelli Ulrich and Bassler, Proc. U. S. Nat. Mus. 35, 1908, p. 310. 



Ctenobolbina ciliata var. hammelli Cumings, 32d Ann. Rep. Dep. Geol. Nat. 



Res. Indiana, 1908, p. 1045, pi. 53, fig. 6. 

 Richmond ( Arnheim-Waynesville) : Versailles, etc., Indiana; Lebanon, etc., 

 Ohio. 



Ctenobolbina obllqua Ulrich. 



Ctenobolbina obliqua Ulrich, Jour. Cincinnati Soc. Nat. Hist., 19, 1900, p. 180, 



pi. 8, fig. 4.— Ulrich and Bassler, Proc. U. S. Nat. Mus., 35, 1908, pi. 40, 



fig. 10. 

 Trenton (Prosser): Kenyon, Minnesota. 

 Eolotype.— Gat. No. 41328, U.S.N.M. 



Ctenobolbina punctata Ulrich. 



Ctenobolbina punctata Ulrich, Jour. Cincinnati Soc. Nat. Hist., 13, 1891, p. 186, 



pi. 12, figs. 5a-c.— Ulrich and Bassler, Proc. U. S. Nat. Mus., 35, 1908, pi. 



40, figs. 19, 20. 

 Clinton (Rochester): Lockport, etc.. New York; Grimsby, Ontario. 

 Eolotype.— Cat. No. 41578, U.S.N.M. 



Ctenobolbina subcrassa Ulrich. 



Ctenobolbina subcrassa Ulrich, Jour. Cincinnati Soc. Nat. Hist., 19, 1900, p. 

 180, pi. 8, figs. 1-3.— Ulrich and Bassler, Proc. U. S. Nat. Mus., 35, 1908, p. 

 293, fig. 27; p. 297, fig. 42, pi. 40, figs. 17, 18. 

 Stones River (Ridley): High Bridge, Kentucky. 

 Cotype.— Cat. No. 41316, U.S.N.M. 



Ctenobolbina subrotunda Ruedemann. 



Ctenobolbina subrotunda Ruedemann, Bull. "New York State Mus., 42, Pal., 



1901, p. 576, pi. 2, figs. 1-4. 

 Trenton (Snake Hill): Port Schuyler, New York. 



Ctenobolbina tumida Ulrich. See Boyrichia tumida. 



Ctenocrinus l^vls Roemer. See Melocrim;3 roemeri. 



Ctenocrinus ornatus Hall. See Macrostylocrinus ornatus. 



Ctenocrinus striatus Hall. See Macrostylocrinus siriatiis. 



