448 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Diphyphyllum integumentum— Continued. 



Diplophyllum integumentum Grabau, Michigan Geol. Surv., Geol. Ser., 1, 1909, 



p. 106, pi. 10, fig. 1; pi. 15, fig. 9-10; pi. 16, figs. 15 and 17. 

 Helderbergian (Decker Ferry): Two miles Boutli of Tristates, New York. 

 Upper Monroan (Anderdon and Amherstbm'g) ; Detroit River area. 



Diphyphyllum? multicaule (Hall). 



Syringopora? multicaulis Hall, Pal. New York, 2, 1852, p. 119, pi. 33, fig. 3a-g.— 



Roemer, Leth. geog., pt. 1, Leth. Pal., 1883, p. 493, footnote. 

 Diphypliyllum multicaule Rominger, Geol. Surv. Michigan, 3, pt. 2, 1876, p. 122, 



pi. 45, figs. 3, 4. — Sherzer, Amer. Geol., 6, 1890, p. 61. — Lambe, Ottawa Nat., 



12, 1899, p. 241; Cont. Can. Pal., Geol. Surv. Canada, 4, pt. 2, 1901, p. 159, 



pi. 13, figs. 4, 4a-c. 

 Synaptophyllum multicaule Grabau, Michigan Geol. Surv., Geol. Ser., 1, 1909, 



p. 105, pi., 12, fig. 6. 

 Eridopliyllum vennori Billings, Canadian Nat. Geol., n. s., 2, 1865, p. 430. 

 Diphyphyllum vennori Miller, N. A. Geol. Pal., 1889, p. 186 (gen. ref.). 

 Silurian: Lockport, etc.. New York (Lockport); Michigan; Manitoulin Island, 



Lake Huron (Cataract). 

 Upper Monroan (Amherstburg) : Detroit River, opposite Amherstburg, Ontario. 



Diphyphyllum proliferum Foerste. 



Diphy]:)hyllum proliferum Foerste, Bull. Sci. Lab. Denison Univ., 14, 1909, p. 



102, pi. 1, figs. 18A-d. 

 Niagaran (Brownsport) : Near Linden; Brownsport Furnace and Savannah, 



Tennessee. 



Diphyphyllum rugosum Rominger. See Eridophyllum rugosum. 



Diphyphyllum stokesi AVhiteaves. See Columnaria (Palajopliyllum) stokesi. 



Diphyphyllum vennori Miller. See Diphyphyllum multicaule. 



DiPLASPis Matthew. See Cyathaspie Lankester. 



DiPLEURA Green. See Homalonotus Koenig. 



DiPLocERAS Conrad. See Endoceras Hall. 



DIPLOCLEMA Ulrich. Genotype: D. trentonense Ulrich. 



Diploclema Ulrich, Geol. Surv. Illinois, 8, 1890, p. 368; (Ulrich, in press). Miller, 

 N. A. Geol. Pal., 1889, p. 300.— Ulrich, Zittel's Textb. Pal. (Engl, ed.), 1896, 

 p. 262.— Pocta, Syst. Sil. du Centre Boheme, 8, pt. 1, 1894, p. 17.— Nickles 

 and Bassler, Bull. U. S. Geol. Surv., 173, 1900, p. 22.— Grabau, Bull. New 

 York State Mus., 45, 1901, p. 162; Bull. Buffalo Soc. Nat. Sci., 7, 1901, p. 

 162.— Bassler, Bull. U. S. Geol. Surv., 292, 1906, p. 17; Zittel-Eastman Textb. 

 Pal., 1913, p. 321. 



Diploclema sparsum (Hall). 



Trematopora spar&a Hall, Pal. New York, 2, 1852, p, 155, pi. 40A, figs. 12a-d. — 

 Diploclema sparsum Ulrich, Geol. Surv. IlUnois, 8, 1890, p. 369, pi. 53, fig. 



10.— Grabau, Bull. New York State Mus., 45, 1901, p. 162, fig. 57; Bull. 



Buffalo Soc. Nat. Sci., 7, 1901, p. 162, fig. 57.— Bassler, Bull. U. S. Geol. 



Surv., 292, 1906, p. 17, pi. 5, figs. 6, 7; pi. 23, figs. 4-6. 

 Clinton (Rochester): Lockport, etc., New York; Grimsby and Hamilton, Ontario. 

 Anticostian (Gun River-Jupiter River): Anticoeti. 

 Plesioty pe.—Csit No. 44071, U.S.N.M. 



