NicKLEs AND BASSLEu.] CATALOGUE OF GENEKA AND tii'ECIES. 239 



Escharopora angularis Ulrich. 



1893. Esoharopora angularis: Ulrich, Geol. Minnesota, III, p. IBS, pi. xii, 1-4, 

 30, 31. 

 Trenton (Stones River): Minneapolis, Minnesota; High Bridge, Kentucky. 



Escharopora (Ptilodictya) angusta Hall. See Ptilodictya angusta (Hall). 

 Escharopora (? Paleschara) bifoliata Hall. Sec Ptilodictya nebulosa 

 (Hall). 



Escharopora briareus (Ulrich). 



1882. Ptilodictya briareus. Ulrich, Jour. Cincinnati Soc. Nat. Hist. , V, p. 165, 



pi. vii, 6-6/^. 

 1893. Escharopora briareus. Ulrich, Geol. Minnesota, III, p. 167. 



Trenton (Stones River) : Lebanon, Shelbyville, and Columbia, Tennessee. 

 Obs. The form called by Safford Ptilodictya multiramis (not defined) is 



probably referable to this species. 



Escharopora confluens Ulrich. 



1893. Escharopora confluens. Ulrich, Geol. Minnesota, III, j). 171, pi. xiii, 1-11. 

 Trenton (Black River): Minneapolis, Minnesota. 



Escharopora falciformis (Nicholson). 



1849. Ptilodictya cruciformis. D'Orbigny, Prodr. de Pal., I, p. 21. (Not defined. ) 



1875. Ptilodictya falciformis. Nicholson, Ann. Mag. Nat. Hist., ser. 4, XV, p. 177, 



pi. xiv, 1-16. 



1875. Ptilodictya falciformis. Nicholson, Pal. Ohio, II, p. 259, jil. xxv, 7, Ih. 



1875. Ptilodictya falciformis. Nicholson, Pal. Province Ontario, p. 13, fig. 2. 



1883. Ptilodictya falciformis. (Van Cleve) Hall, Twelfth Ann. Rep. Indiana 



Geol. Nat. Hist., p. 265, pi. xii, 1. 

 1893. Escharopora falciformis. Ulrich, Geol. Minnesota, III, p. 167. 



1881. Escharopora recta (not of Hall). Quenstedt, Roehren-und Sternkorallen, 



p. 94, pi. cxlvi, 69, 70. 

 1879. Crateripora lineata. Ulrich, Jour. Cincinnati Soc. Nat. Hist., II, p. 30, 



pi. vii, 28, 28a. 

 1879. Crateripora lineata var. expansa. Ulrich, Jour. Cincinnati Soc. Nat. Hist., 

 II, p. 30. 

 Trenton: Peterboro and Ottawa, Ontario (Nicholson). 

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

 Obs. Crateripora lineata and var. expansa were applied to the articulating 

 basal socket of this species before its true nature was known. 



Escharopora hilli (James). 



1878. Ptilodictya Hilli. James, Paleontologist, No. 1, p. 4. 



1882. Ptilodictya hilli. Ulrich, Jour. Cincinnati Nat. Hist., V, pi. vii, 7, la. 

 1885. Ptilodictya hilli. Nettleroth, Kentucky Fossil Shells, p. 30, pi. xxxv, 1, 



2, 4, 5. 

 1893. Escharopora hilli. Ulrich, Geol. Minnesota, III, p. 167. 



Cincinnati (Lorraine) : Bank of the Ohio River at Cincinnati, Ohio (James) ; 

 Boyle and Lincoln counties, Kentucky. 



Escharopora libana (SaflFord). 



LS69. Ptilodictya ? lil)ana. Safford, Geol. Tennessee, p. 286. 

 1893. Escharopora libana. Ulrich, Geol. Minnesota, HI, j). 167. 

 Trenton (Stones River) : Lebanon, Tennessee. 



Obs. At present this is not a valid species, but we recognize it because 

 Mr. Ulrich has the types and will figure and describe them under the 

 above name. 



