970 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Thragmoceras byronense Worthen. 



Phragmoceras Byronensis Worthen, Geol. Surv. Illinois, 6, 1875, p. 506, pi. 24, 



ng. 6. 

 Niagaran: Rock Island, Illinois. (Drift probably from Port Byron, Illinois.) 



PHRAGMOCERAS CONSTRICTUM Chapman. See Oncoceras constrictum. 



Phragmoceras ellipticum Hall and Whitfield. 



Phragmoceras ellipticum Hall and Whitfield, Geol. Surv. Ohio, Pal., 2, 1875, p. 152, 

 pi. 8, fig. 11. Lesley, Geol. Surv. Pennsylvania, Rep. P 4, 1889, p. 637, fig. 

 Grabau and Shimer, N. A. Index Fossils, 2, 1910, p. 133, fig. 1384. 



Phragmoceras cf. ellipticum Kindle and Breger, 28th Ann. Rep. Dep. Geol. Nat. 

 Res. Indiana, 1904, p. 477, pi. 19, fig. 5. 



Niagaran: Highland County, Ohio; Huntington, Indiana. 



Plesiotypes.Czt. No. 52949, U.S.N.M. (Kindle and Breger). 



Phragmoceras hector Billings. 



Phragmoceras Hector Billings, Pal. Foss., 1, Geol. Surv. Canada, 1865 (adv. 



sheets, 1862), p. 163, fig. 147a, b. Miller, N. A. Geol. Pal., 1889, p. 452, fig. 



756, p. 453; fig. 757. Whiteaves, Pal. Foss., Geol. Surv. Canada, 3, pt. 2, 



1895, p. 104. 

 Niagaran (Guelph): Nev Hope, Ontario. 



Phragmoceras hoyi Whitfield. 



Phragmoceras Hoyi Whitfield, Ann. Rep. for 1877, Wisconsin Geol. Surv., 1878, 



p. 86; Geol. Wisconsin, 4, 1882, p. 300, pi. 19, figs. 4, 5. Chamberlin, ibid., 



1, 1883, p. 194, fig. 

 Niagaran (Racine): Near Wauwatosa, Wisconsin. 



Phragmoceras hoyi compressum Whitfield. 



Phragmoceras Hoyi var. compressum Whitfield, Ann. Rep. for ]877, Wisconsin 



Geol. Surv., 1878, p. 86; Geol. Wisconsin, 4, 1882, p. 301, pi. 20, fig. 3. 

 Niagaran (Racine): Near Wauwatosa and Racine, Wisconsin. 



Phragmoceras labiatum Whitfield. 



Phragmoceras labiatum Whitfield , Ann. Rep. for 1877, Wisconsin Geol. Surv., 1878, 



p. 86. Geol. Wisconsin, 4, 1882, p. 302, pi. 20, figs. 1, 2. 

 Niagaran (Waukesha): Ashford, Wisconsin. 



Phragmoceras lineolatum Whiteaves. 



Phragmoceras lineolatum Whiteaves, Geol. Surv. Canada, Ann. Rep., n. s., 14, 



App. F, 1904, p. 57; Geol. Surv. Canada, Pal. Foss., 3, pt. 4, 1906, p. 265, 



pi. 34, figs. 1, la, 2, 3. 

 Niagaran: Ekwan River, Canada. 



PHRAGMOCERAS NATATOR Lesley. See Barrandeoceras natator. 



Phragmoceras nestor Hall. 



Phragmoceras nestor Hall, 20th Rep. New York State Cab. Nat. Hist., 1868 (extras, 



Jan., 1865), pp. 347, 363, figs. 7, 8; rev. ed., 1870, p. 405, figs. 3, 4. Day, 



Trans. Wisconsin Acad. Sci., Arts, Letters, 4, 1879, p. 115. Whitfield, Geol. 



Wisconsin, 4, 1882, p. 301, pi. 19, fig. 3. Grabau and Shimer, N. A. Index 



Fossils, 2, 1910, p. 132, fig. 1380, 1381. 



Gomphoceras Nestor Foord, Cat. Foss. Ceph. British Mus., 1, 1888, p. 232. 

 Niagaran (Racine) : Wauwatosa and Waukesha, Wisconsin. 



