210 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Chasmatopora fenestrata Continued. 



Subretepora trentonensis Miller, N. A. Geol. Pal., 1889, p. 320. 



Trenton: Lowville, New York; Peterboro, Ontario; St. Andrew*, Manitoba; New 



Jersey. 

 Plesiotype.VM. No. 43440, U.S.N.M. (Ulrich). 



Chasraatopora gracilis (Hall). 



Rctepora gracilis Hall, Pal. New York, 1, 1847, p. 15, pi. 4, figs. 2, 2a. 

 Fenestella gracilis Hall, 12th Rep. New York State Cab. Nat. Hist., 1859, p. 74 



(gen. ref.). 



Subretepora gracilis Miller, N. A. Geol. Pal., 1889, p. 326. 

 Chazyan: Chazy, New York. 



Chasmatopora granistriata (Ulrich). 



Phylloporina granistriata Ulrich, Geol. Surv. Illinois, 8, 1890, p. 639, pi. 29, 



figs. 3, 3a. 



Upper Medinan (Girardeau): Alexander County, Illinois. 

 Richmond (Charleton): Anticosti. 



Chasmatopora halli (Ulrich). 



Phylloporina halli Ulrich, Jour. Cincinnati Soc. Nat. Hist., 12, 1890, p. 181, fig. 



7; Geol. Minnesota, 3, 1893, p. 211, pi. 4, figs. 16-21. 

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

 Cotypes.Gzt. No. 43696, U.S.N.M. 



Chasmatopora incepta (Hall). 



Retepora incepta Hall, Pal. New York, 1, 1847, p. 15, pi. 4, figs, la, b. 

 Fenestella incepta Hall, 12th Rep. New York State Cab. Nat. Hist., 1859, p. 74, 



(gen. ref.). 



Subretepora incepta Miller, N. A. Geol. Pal., 1889, p. 326. 

 Phylloporina incepta Nickles and Bassler, Bull. U. S. Geol. Surv., 173, 1900, 



p. 352. 

 Chazyan: Chazy, Clinton County, New York. 



Chasmatopora reticulata (Hall). 



Intricaria? reticulata Hall, Pal. New York, 1, 1847, p. 77, pi. 26, figs. 8a-c. 



Billings, Geol. Canada, Geol. Surv. Canada, 1863, p. 158, fig. 123. Lesley, 



Geol. Surv. Pennsylvania, Rep. P 4, 1889, p. 300, figs. 

 Subretepora reticulata Emmons, Amer. Geology, 1, pt. 2, 1855, p. 206, pi. 7, figs. 



8a, 8b, c. Miller, N. A. Geol. Pal., 1889, p. 326, fig. 524. 

 Phylloporina reticulata Ulrich, Geol. Surv. Illinois, 8, 1890, pp. 332, 639, pi. 53, 



figs. 2, 2a; Geol. Minnesota, 3, 1893, p. 210, pi. 4, figs. 8-15. Grabau and Shi- 



mer, N. A. Index Fossils, 1, 1907, p. 141, fig. 201a. 

 Chasmatopora reticulata Bassler, Bull. U. S. Nat. Mus., 77, 1911, pp. 170, 171, 



fig. 86. 

 Black River and Trenton: Watertown, etc., New York; Vermont; Minnesota; 



Canada. 



Ordovician (Wassalem): Uxnorm, Esthonia, Russia. 

 Pleswtypes.C&t. Nos. 43731^3733, U.S.N.M. 



Chasmatopora sublaxa (Ulrich). 



Phylloporina sublaxa Ulrich, Jour. Cincinnati Soc. Nat. Hist., 12, 1890, p. 179, 



fig. 6; Geol. Minnesota, 3, 1893, p. 209, pi. 4, figs. 1-7. 



Chasmatopora sublaxa Bassler, Zittel-Eastman Textb. Pal., 1913, p. 340, fig. 497. 

 Stones River (Pierce and Lebanon): Lebanon, Lavergne, and Murfreesboro, 



Tennessee. 



