192 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Ceramopora concentrica — Continued. 



Eden: Cincinnati, Ohio, and vicinity. 



Observation. — Upon restudy in 199G the type lot was found to contain a mixtiu-e 

 of species. The only specimen ever illustrated (James and James, 1888) proved 

 to be an example of Hallopora onealli sigillarioides. 



Ceramopora? confluens Hall. 



Ceramopora confluens Hall, 28th Ann. Rep. New York State Mus., doc. ed., 



187G, pi. 7, figs. 4, 5; mua. ed., 1879, p. 119, pi. 8, figs. 4, 5; 11th Ann. Rep. 



Indiana Geol. Nat. Hist., 1882, p. 243, pi. 7, figs. 4, 5.— Simpson, 14th Ann. 



Rep. State Geol. New York for 1894, 1897, pi. 20, figs. 14, 15.— Nickles and 



Bassler, Bull. U. S. Geol. Surv., 173, 1900, p. 197. 

 Ceramopora? (Berenicea) labecula Hall, 23th Ann. Rep. New York State Mus., 



doc. ed., 1876, pi. 8, figs. 1-3; mus. ed., 1879, p. 119, pi. 8, figs. 1-3. 

 Ceramopora labecula Hall, 11th Ann. Rep. Indiana Geol. Nat. Hist., 1882, p. 242, 



pi. 7, figs. 1-3. — Simpson, 14th Ann. Rep. State Geol. New York for 1894, 



1897, pi. 20, fig. 11. 

 Ceramopora agellus Hall, 28th Ann. Rep. New York State Mus., doc. ed., 1876, 



pi. 8, fig. 6; mus. ed., 1879, p. 120, pi. 8, fig. 6.— Hall, 11th Ann. Rep. Indiana 



Geol. Nat. Hist., 1882, p. 243, pi. 7, fig. 6. 

 Niagaran (Waldron): Waldron, Indiana. 



Observation. — This species is probably a fistuliporoid. C. agellus and C. 

 labecula are apparently young specimens. 



Ceramopora? expansa (James). 



Alveolites expansa James, Paleontologist, No. 3, 1879, p. 19. 



Ceramopora expansa Foerste, Bull. Sci. Lab. Denison Univ., 2, 1887, p. 169; 



3, 1888, pi. 17, fig. 13. 

 Upper Medinan (Brassfield): Clinton County, Ohio. 



Ceramopora? explanata Hall. 



Ceramopora? (Lichenalia?) explanata Hall, Tians. Albany Inst., 19, 18S3,'p. 61 



(abs., 1879, p. 5); 11th Ann. Rep. Indiana Geol. Nat. Hist, 1382, p. 245. 

 Niagaran (Waldron): Waldron, Indiana. 

 Observation. — Can not be recognized without restudy of tj^pes. 



Ceramopora foliacea Hall. See Meekopora foliacea. 



Ceramopora imbricata Hall. 



Ceramopora imbricata Hall, Pal. New York, 2, 1852, p. 169, pi. 40e, figs. la-i. — 

 Ulrich, Geol. Surv. Illinois, 8, 1890, p. 463, pi. 39, figs. 1-b.— Grabau, Bull. 

 New York State Mus., 45, 1901, p. 163, fig. 58; Bull. Buffalo Soc. Nat. Sci., 7, 

 1901, p. 163, fig. 58.— Bassler, Bull. U. S. Geol. Surv., 292, 1906, p. 19, pi. 6, 

 figs. 1-10.— Grabau and Shimer, N. A. Index Fossils, 1, 1907, p. 121, fig. 181. 



Clinton: Rochester, Lewiston, and Lockport, New York; Grimsby, Hamilton, 

 and Thorold, Ontario (Rochester); Osgood, Indiana (Osgood). 



Plesioty pes. —Cat. Nos. 35464, 43280, U.S.N.M. 



Ceramopora incondita Ulrich and Bassler. 



Ceramopora? incondita Ulrich and Bassler, Maryland Geol. Surv., Low. Dev., 



1913, p. 260, pi. 41, figs. 13-17; pi. 44, figs. 1-3. 

 Helderbergian (Keyser): Near Cumberland and Pinto, Maryland; Keyser, West 



Virginia. 

 Cotypes.— Cat. No. 53667, U.S.N.M. 



Ceramopora incrustans Hall. See Fistulipora crustula. 



