BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 225 



Clarkoceras newton winchelli — Continued. 



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



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



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

 Canadian (Sliakoi)ee): Union townsMp, 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 Sliimer, 

 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.—Q2it. Nos. 36924, 54296, U.S.N.M. 



Clathrodictyon cystosum cylindricum Parks. 



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



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

 Niagaran: Southampton Island, Hudson Bay, Canada. 



Clathrodictyon cystosum lineatum Parks. 



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



No. 5, i908, 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. 

 Eolotype.—Gsit. 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; Lotiisville, Kentucky; Rainy Island, Attawapiskat 



River, and Southampton Island, Hudson Bay, Canada. 

 Holotype and ■paratype.—GsX. Nos. 36814, 54237, U.S.N.M. 



Clatlirodictyon fastigiatum Nicholson. 



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

 3; 1888, p. 152, pi. 19, fi^s. 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 Townsliip, Flora and Aboyne, Ontario (Guelph); Drummond 

 and Manitoulin Islands, I>ake Huron; Drift, Ann Arbor, Michigan. 



Plesiotype.—G&t. No. 54239, U.S.N.M. 



84243°— Bull. 92—15 15 



