BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 225 



Clarkocoras newton winchelll Continued. 



Piloceras winchelli Miller, N. A. Geol. Pal., 2d App., 1897, p. 776. 



Clarkoceras newton- winchelli Ruedemann, Bull. New York State Mus., 80, 1905, 



pp. 336, 337, figs. 25, 26. 

 Canadian (Shakopee): Union township, Houston County, Minnesota. 



CLATHRODICTYON Nicholson and Murie. 



Genotype: C. vesiculosum Nicholson and Murie. 



Clathrodictyon Nicholson and Murie, Jour. Linn. Soc. Zool., 14, 1878, p, 216, 

 220; Mon. Sil. Foss. Girvan Dist., 1880, p. 237. Zittel, Handb. Pal., 1, 1879, 

 p. 286. Roemer, Leth. geog., pt. 1, Leth. Pal., 1883, p. 535. Nicholson, 

 Mon. Brit. Strom., Pal. Soc., 1886, pp. 16, 77; Ann. Mag. Nat. Hist., 5th. 

 ser. 19, 1897, p. 2, footnote. Pocta, Syst. Sil. Centre Boheme, 8, pt. 1, 1894, 

 p. 149; Zittel-Eastman Textb. Pal., 1, 1900, p. 112. Grabau and Shimer, 

 N. A. Index Fossils, 1, 1906, p. 40. Parks, Univ. Toronto Studies, Geol. Ser., 

 No. 4, 1907, p. 12; No. 5, 1908, p. 14; No. 6, 1909, pp. 7, 28; Zittel-East- 

 man Textb. Pal., 2d ed., 1913, p. 123. 



Clathrodictyon cystosum Parks. 



Stromatopora vesiculosa Rominger (not Nicholson and Murie), Proc. Acad. Nat, 



Sci. Philadelphia, 1886, p. 50. 

 Clathrodictyon cystosum Parks (Stromatopora cystosa Rominger MS.), Univ. 



Toronto Studies, Geol. Ser., No. 5, 1908, p. 21, pi. 7, figs. 3, 4; pi. 8, figs. 6. 



8; No. 6, 1909, p. 29. 

 Niagaran: Drummond Island; Iowa; Drift at Ann Arbor, Michigan; ?Kentucky; 



Bessels Bay, Greenland. 

 Cotypes.C&t. Nos. 36924, 54296, U.S.N.M. 



Clathrodictyon cystosum cylindrlcum Parks. 



Clathrodictyon cystosum var. cylindricum Parks, Univ. Toronto Studies, Geol. 



Ser., No. 6, 1909, p. 29. 

 Niagaran: Southampton Island, Hudson Bay, Canada. 



Clathrodictyon cystosum llneatum Parks. 



Clathrodictyon cystosum var. Imeatum Parks, Univ. Toronto Studies, Geol. Ser., 



No. 5, 1908, p. 24, pi. 8, fig. 8; No. 6, 1909, p. 29, pi. 20, fig. 9. 

 Niagaran: Drift at Ann Arbor, Michigan; Beechy Island, Lancaster Sound, Canada. 

 Holotype.Csit. No. 54238, U.S.N.M. 



Clathrodictyon drummondense Parks. 



Clathrodictyon drummondense Parks, Univ. Toronto Studies, Geol. Ser., No. 5, 



1908, p. 26, pi. 7, fig. 7; pi. 8, figs. 3, 7; No. 6, 1909, p. 30, pi. 20, figs. 7, 8. 

 Niagaran: Drummond Island; Louisville, Kentucky; Rainy Island, Attawapiskat 



River, and Southampton Island, Hudson Bay, Canada. 

 Holotype and paratype.C&t. Nos. 36814, 54237, U.S.N.M. 



Clathrodictyon fastigiatum Nicholson. 



Clathrodictyon fastigiatum Nicholson, Mon. British Strom., pt. 2, 1886, p. 43, fig. 

 3; 1888, p. 152, pi. 19, figs. 1-5; Ann. Nat. Hist., 5th ser., 19, 1887, p. 8, pi. 2, 

 figs. 3, 4. Whiteaves, Pal. Foss., 3, pt. 2, 1895, p. 52; Canadian Rec. Sci., 

 7, p. 135; Pal. Foss., 3, pt. 4, 1906, p. 328. Parks, Univ. Toronto Studies, 

 Geol. Ser., No. 4, 1907, p. 18, pi. 1, fig. 6; No. 5, 1908, p. 24, pi. 7, fig. 8; cf. pi. 

 7, fig. 4, pi. 8, fig. 6. 



Niagaran: Glenelg Township, Elora and Aboyne, Ontario (Guelph); Drummond 

 and Manitoulin Islands, Lake Huron; Drift, Ann Arbor, Michigan. 



Plesiotype. Cat. No. 54239, U.S.N.M. 



84243 Bull. 9215 15 



