BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 227 



Clathrodictyon varlolare — Continued. 



Niagaran: Mann Island, Lake Temiscaming, Manitoulin Island, Drummond 



Island, and the north shore of Lake Micliigan. 

 Upper Monroan (Anderdon): Near Amherstburg, Ontario. 

 Plesiotype.—Cat. No. 36825, TJ.S.N.M. 



Clathrodictyon veslculosum Nicholson and Murie. 



Stromatopora striatella McCoy, British Pal. Foss., 1851, p. 12. 



Clathrodictyon vesiculosum Nicholson, Ann. Mag. Nat. Hist., 5th ser., 19, 1877, 

 p. 1, figs. 1-3. — Nicholson and Murie, Jour. Linn. Soc. Zool., 14, 1878, p. 220, 

 pi. 2, figs. 11-13, p. 216. — Nicholson and Etheridge, Mon. Sil. Foss. Girvan, 

 1880, p. 238, pi. 19, fig. 2.— Nicholson, Mon. British Strom., 1892, p. 147, 

 pi. 17, figs. 10-13; pi. 18, fig. 12.— Whiteaves, Can. Rec. Sci., 7, 1896, p. 134.— 

 Grabau and Shimer, N. A. Index P'ossils, 1, 1906; p. 40, figs. 61a, 62, 63.— 

 Parks, Univ. Toronto Studies, Geol. Ser., No. 5, 1908, p. 14, pi. 7, figs. 1, 6; 

 pi. 8, figs. 3-5; No. 6, 1909, p. 28.— Savage, Bull. Geol. Sarv. UUnois, 23, 

 1913, p. 68, pi. 3, fig. 8. 



Stromatopora concentrica Spencer, Bull. Mus. Univ. Missouri, 1, 1882, p. 45. 



Silurian: England and Scotland; Ontario, Michigan, New York, Iowa, Ohio, 

 Illinois, Missouri, and Anticosti. 



Clathrodictyon vesiculosum astrodistans Parks. 



Clathrodictyon vesiculosum var. astrodistans Parks, Univ. Toronto Studies, GeoL 



Ser., No. 5, 1908, p. 19. 

 Niagaran: Drummond Island, Lake Huron. 

 Cotypes.— Cat. No. 36925, U.S.N.M. 



Clathrodictyon vesiculosum minutum (Rominger). 



Stromatopora minutum Rominger (part), Proc. Acad. Nat. Sci. Philadelphia, 



1886, p. 49. 

 Clathrodictyon vesiculosum var. minutum Parks, Univ. Toronto Studies, Geol. 



Ser., No. 5, 1908, p. 19, pi. 7, fig. 6; pi. 8, fig. 5; No. 6, 1909, p. 29. 

 Niagaran: Lake Temiscaming and Southampton Island, Hudson Bay, Canada. 



Clathrograptus geinitzianus Lapworth. See Retiograptus geinitzianus. 



CLATHROPORA Hall. Genotype: Clathropora frondosa Hall. 



Clathropora Hall, Amer. Jour. Sci. Arts, 2d. eer., 11, 1851, p. 400; Pal., New York, 

 2,1852, p. 159.— Pictet, Traite de Paleontologie, 2d ed., 4, 1857, p. 170.— 

 Nicholson, Geol. Mag., dec. 2, 1, 1874, p. 124; Pal. Prov. Ontario, 1874, p. 

 111.— Ulrich, Jour. Cincinnati Soc. Nat. Hist., 5, 1882, p. 152.— Vine, Rep. 

 5l8t Meeting Brit. Assoc. Adv. Sci., 1882, p. 166. — Ulrich, Jour. Cincinnati 

 Soc. Nat. Hist., 7, 1884, p. 39.— Foerste, Bull. Sci. Lab. Denison Univ., 2, 

 1884, p. 153.— Miller, N. A. Geol. Pal., 1889, p. 297.— Ulrich, Geol. Surv. 

 IlUnois, 8, 1890, p. 392; Zittel'a Textb. Pal. (Engl, ed.), 1896, p. 279.— 

 Simpson, 14th Ann. Rep. State Geol. New York for 1894, 1897, p. 543.— 

 Nickles and Bassler, Bull. U. S. Geol. Surv., 173, 1900, p. 45.— Grabau, Bull. 

 Buffalo Soc. Nat. Sci., 7, 1901, p. 173; Bull. New York State Mus., 45, 1901, 

 p. 173.— Bassler, Bull. U. S. Geol. Surv., 292, 1906, p. 56.— Grabau and Shi- 

 mer, N. A. Index Fossils, 1, 1907, p. 156. 



Clathropora alclcornls Hall. 



Clathropora alcicornis Hall, Pal. New York, 2, 1852, p. 159, pi. 40B, figs. 4a-c. — 

 Grabau, Bull. New York State Mus., 45, 1901, p. 174, fig. 76; Bull. Buffalo 

 Soc. Nat. Sci., 7, 1901, p. 174, fig. 76.— Bassler, Bull. U. S. Geol. Surv., 292, 

 1906, pp. 56, 57, pi. 20, figs. 1-4. 



Clinton (Rochester) : Lockport, New York. 



Figured section of holotype. — Cat. No. 35552, U.S.N.M. 



