NicKLEs AND BAssi.ER.] CATALOGUE OF GENERA AND SPECIES. 397 



Rhombopora transversalis Ulrich. 



1890. Rhombopora transversalis. Ulrich, Geol. Surv. Illinois, VIII, p. 654, pi, 



Ixxi, 4-4/). 

 1894. Rhombopora transversalis, Keyes, Missouri Geol. Siirv., X, p. 34. 

 Keokuk: Plymouth, Nauvoo, and Warsaw, Illinois. 



Rhombopora varia (Ulrich, in press) Miller. See Rhombopora vari- 

 ans Ulrich. 



Rhombopora varians Ulrich. 



1890. Rhomboiiora varians. Ulrich, Geol. Surv. Illinois, VIII, p. 658, ])1. Ixxi, 



1-1/. 

 1889. Rhombopora varia (in error for varians). (Ulrich, iu press). Miller 



North American Geol. Pal., p. 321. 

 1894. Rhombopora varians. Keyes, Misonri Geol. Surv., V, p. 33. 



Keokuk: Near Plymouth, near Whitehall, Warsaw, and Nauvoo, Illinois. 



Rhombopora wortheni Urich. 



1884. Rhombopora wortheni. Ulrich, Jour. Cincinnati Soc. Nat. Hist., VII, p. 

 32, pi. i, 4-Ab. 

 St. Louis: Somerset, Kentucky. 



RHOPALONARIA Ulrich. Genotype: Rhopalonaria venosa Ulrich. 



1879. Ropalonaria. Ulrich, Jour. Cincinnati Soc. Nat. Hist., II, p. 26. 



1882. Roj^alonaria. Ulrich, Jour. Cincinnati Soc. Nat. Hist., V. p. 149. 

 1884. Ropalonaria. Vine, Ann. Mag. Nat. Hist., ser. 5, XIV, p. 84, fig. iv. 



1889. Rhopalonaria. Miller, North American Geol. Pal., p. 321. 



1890. Rhopalonaria. Ulrich, Geol. Surv. Illinois, VIII, p. 367. 



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

 for the year 1894, p. 603. 



Rhopalonaria pertenuis Ulrich. See Stomatopora delicatula eTames. 



Rhopalonaria venosa Ulrich. 



1879. Ropalonaria venosa. Ulrich, Jour. Cincinnati Soc. Nat. Hist., II, p. 26, 



1>1. vii, 24, 24a. 

 1889. Rhoijalonaria venosa. Miller, North American Geol. Pal., fig. 511 (p. 



321). 

 1893. Rhopalonaria venosa. Ulrich, Geol. Minnesota, III, p. 114, fig. 8e. 

 1897. Rhopalonaria venosa. Simpson, Fourteenth Ann. Rep. State Geologist 



New York for the year 1894, fig. 221 (p. 603) . 

 Cincinnati (Lorraine and Richmond): Clarksville, Waynesville, Oregonia 



and Hanover, Ohio; Versailles, Indiana. 



Ropalonaria. See Rhopalonaria. 



Rosacilla F. A. Roemer. See Berenicea Lamouroux. 



Sagenella Hall. See Berenicea Lamouroux. 



Sagenella ambigua Walcott. Not recognizable. 



1883. Sagenella ambigua. Walcott, Trans. Albany Institute, X. p. 22, i>]. i, 



3, 3a. 

 Utica Slate: Trenton, New York. 



Sagenella elegans Hall. See Berenicea elegans (Hall;. 



Sagenella membranacea Hall. See Berenicea membranacea (Hall). 



Sagenella striata James. See Escharopora falciformis (Nicholson). 



