402 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Dermatostroina cavernosum Parks. 



Dermatoatroma cavernosum Parks, Univ. Toronto Studiee, Geol. Series, 7, 1910, 



p. 36, pL 24, fig. 12-13. 

 Trenton (Catheys): Five miles east of Moimt Pleasant, Tennessee. 

 Holot7jpe.—Gat. No. 49508, U.S.N.M. 



Dermatostroma corrugatum (Foerste). 



Labechia(?) cornigata Foerste, Bull. Sci. Lab. Denison Univ., 16, 1910, p. 86, pi. 



1, fig. 11. 

 Dermatostroma corrugatum Parks, Univ. Toronto Studies, Geol. Series, 7, 1910, 



p. 34, pi. 24, figs. 7, 10, 11, 14. 

 Richmond (^^Tiitewater): Near Wilmington, Ohio. 



Dermatostroma glyptum (Foerste). 



Labechia corrugata glypta Foerste, Bull. Sci. Lab. Denison Univ., 16, 1910, p. 87. 

 Dermatostroma glyptum Parks, LTniv. Toronto Studies, Geol. Series, 7, 1910, p. 33, 



pi. 24, figs. 4, 5, 6. 

 Richmond (Whitewater): Near Wilmington, Ohio. 



Dermatostroma papillatum (James). 



Stromatopora papillata James, Paleontologist, 1, 1878, p. 1. — Mickleborough and 



Wetherby, Jour. Cincinnati Soc. Nat. Hist., 1, 1878, p. 81. — James, ibid., 



9, 1886, p. 251; ibid., 15, 1892, p. 91. 

 Dermatostroma papillatum Parks, Univ. Toronto Studies, Geol. Series, 7, 1910, 



p. 30, pi. 23, figs. 8-10. 

 Maysville and Richmond: Cincinnati, Ohio, and \dcinity; Indiana; Kentucky 



Tennessee; Virginia. 



Dermatostroma papillatum diversum Parks. 



Dermatostroma papillatum diversum Parks, Univ. Toronto Studies, Geol. Series, 



7, 1910, p. 31, pi. 23, fig. 12. 

 Maysville (Corryville): Cincinnati, Ohio. 

 Holotype.—Csit. No. 56844, U.S.N.M. 



Dermatostroma scabrum (James). 



Stromatopora scabra James, Paleontologist, 3, 1879, p. 18. — J. F. James, Jour. 

 Cincinnati Soc. Nat. Hist., 9, 1886, p. 251; ibid., 1892, p. 91. 



Labechia scabra Harper and Bassler, Cat. Fossils, Trenton and Cincinnati Periods 

 Vicinity Cincinnati, 1896, p. 3. 



Dermatostroma scabrum Parks, Univ. Toronto Studies, Geol. Series, 7, 1910, p. 31, 

 pi. 24, figs. 1-3. 



Eden-Richmond: Lebanon, Cincinnati, etc., Ohio; Indiana; Kentucky; Ten- 

 nessee. 



Plesiotype.—G&t. No. 40080, U.S.N.M. 



Dermatostroma tyronense Foerste. 



Dermatostroma tyronensis Foerste, Bull. Sci. Lab. Denison Univ., 17, 1912, 



p. 139, pi. 10, figs. 5a, b. 

 Black River (Lowville): High Bridge, Kentucky. 



DESMOGRAPTUS Hopkinson. Genotype: D, cancellatus Hopkinson. 



Desmograptus Hopkinson, Quart. Jour. Geol. Soc. London, 31, 1875, p. 668. — 

 Pocta, Syst. Sil. Centre Boheme, 8, pt. 1, 1894, p. 185. — Ruedemann, Mem. 

 New York State Mus., 7, pt. 1, 1904, p. 609.— Grabau and Shimer, N. A. 

 Index Fossils, 1, 1906, p. 26. — Ruedemann, Zittel-Eastman Textb. Pal., 

 1913, p. 128. 



