174 AMERICAN FOSSIL BRYOZOA. [bull. 173. 



Aspidopora parmula-fenestelliformis Foerste. 



1895. Aspidopora ijarmula var. fenestelliformis. Foerste, Geol. Surv. Ohio, 



VII, p. 600. 

 Clinton: Dayton, Ohio. 



Astroporites Lambe. Genotype: Astroporites ottawaensis Lainbe. 



1896. Astroporites. Lambe, Canadian Record of Science, VII, p. 1. 



Obs. — This genus is founded upon the basal plate of a Lichenocrinoid. 

 Mr. Ulrich, who pointed out this fact to us, has specimens which clearly 

 indicate the nature of this fossil. 



Astroporites ottawaensis Lambe. Not a biyozoan. 



1896. Astroporites Ottawaensis. Lambe, Canadian Record of Science, VII, p. 1, 

 pi. i, 1-3. 

 Trenton: Hull, near Ottawa, Canada. 



ATACTOPORA Ulrich. Genot3^pe: Atactopora hirsuta Ulrich. 



1879. Atactopora (in part). Ulrich, Jour. Cincinnati Soc. Nat. Hist., II, p. 119. 



1882. Atactopora (in part). Ulrich, Jour. Cincinnati Soc. Nat. Hist., V, p. 154. 



1883. Atactopora. Ulrich, Jour. Cincinnati Soc. Nat. Hist, VI, p. 2-45. 



1889. Atactopora. Miller, North American Geol. Pal., p. 293. 



1890. Atactopora. Ulrich, Geol. Surv. Illinois, VIII, p. 377. 



1896. Atactopora. Ulrich, Zittel's Textb. Pal. (Engl. ed. ), p. 278. 



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



for the year 1894, p. 563. 



Atactopora hirsuta Ulrich. 



1879. Atactopora hirsuta. Ulrich, Jour. Cincinnati Soc. Nat. Hist., II, p. 120, pi. 

 xii, 3-36. 



1883. Atactopora hirsuta. Ulrich, Jour. Cincinnati Soc. Nat. Hist., VI, p. 245, pi. 

 xii, 1, la. 

 Cincinnati (Uticaand Lorraine): Covington and Newport, Kentucky; Cin- 

 cinnati, Ohio. 



Atactopora maculata Ulrich. 



1879. Atactopora maculata. Ulrich, Jour. Cincinnati Soc. Nat. Hist., II, p. 121, 



pi. xii, 2-2<?. 

 1883. Atactopora maculata. Ulrich, Jour. Cincinnati Soc. Nat. Hist, VI., p. 245, 



pi. xii, 2, 2a. 

 1896. Atactopora maculata. Ulrich, Zittel's Textb. Pal. (Engl, ed.), fig. 466 



(p. 278). 

 Cincinnati (Lorraine): Cincinnati, Ohio, and vicinity. 



Atactopora multigranosa Ulrich. See Atactoporella uiultij^-ranosa 



(Ulrich). 



Atactopora mundula Ulrich. See Atactoporella mundula (Ulrich). 



Atactopora septosa Ulrich. See Amplcxopora septosa (Ulrich). 



Atactopora siibramosa Ulrich. See Heterotrypa subramosa (Ulrich). 



Atactopora tenella Ulrich. See Atactoporella tenella (Ulrich). 



ATACTOPORELLA Ulrich. Genotype: Atactoporella typicalis Ulrich. 



1879. Atactopora (in part). Ulrich, Jour. Cincinnati Soc. Nat. Hist., II, p. 119. 



1881. Peronopora (in part). Nicholson, Genus Monticulipora, p. 215. 



1883. Atactoporella. Ulrich, Jour. Cincinnati Soc. Nat. Hist., VI, p. 247. 



1889. Atactoporella. Miller, North American Geol. Pal., p. 293. 



1890. Atactoporella. Ulrich, Geol. Surv. Illinois, VIII, p. 370. 

 1893. Atactoporella. Ulrich, Geol. Minnesota, III, p. 222. 



