562 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Gomphocystites tenax Hall. 



Gomphocystites tenax Hall, 20th Hep. New York State Cab. Nat. Hist, (extras, 

 1864), 1868, p. 310, pi. 12(3), fig. 15; pi. 12a(l), figs. 1, 2; rev. ed., 1870, p. 352, 

 pi. 12, fig. 15; pi. 12a, figs. 1, 2. Roemer, Leth. geog., 1, Leth. Pal., Atlas, 

 1876, pi. 11, fig. 3. Haeckel, Amphorideen u. Cystoideen, Leipzig, 1896, 

 p. 115, pi. 3, fig. 37. Jaekel, Stammes. Pelmat., 1, Thecoideau. Cystoidea, 

 Berlin, 1899, p. 421. Bather, Treatise on Zool., pt. 3, Echinoderma, London, 

 1900, p. 77, fig. 48. 



Niagaran (Lockport): Lockport, New York. 



GONAMBONITES PLANA var. RETROFLEXA Verneuil. See Clitambonites planus ret- 

 roflexus. 



Goniatites canadensis Castelnau. Not recognized. 



Goniatites canadensis Castelnau, Syst. Sil., 1843, p. 34, pi. 11, fig. 7. 

 Ordovician?: Falls of Montmorency River, near Quebec, Canada. 

 Observation. Probably the same as Sinuites cancellatus. 



GONIOCERAS Hall. Genotype: G. anceps Hall. 



Gonioceras Hall, Pal. New York, 1, 1847, p. 54. D'Orbigny, Prodr. de Pal., 1, 

 1849, p. 2. Pictet, Trait6 de Pal., 2d ed., 2, 1854, p. 638. Emmons, Amer. 

 Geology, 1, pt. 2, 1855, p. 148. Barrande, Syst. Sil. du Centre Boheme, 2, pt. 

 3, 1874, p. 678; p. 786. Hyatt, Science, 3, 1884, p. 124. Zittel, Handb. Pal., 

 2, 1884, p. 370 Hyatt, Proc. Boston Soc. Nat. Hist., 22, 1884, p. 288. 

 Miller, N. A. Geol/Pal., 1889, p. 441. Clarke, Geol. Minnesota, 3, pt. 2, 

 1897, p. 794. Foord, Cat. Foss. Ceph. British Mus., 1, 1888, p. 322. Ruede- 

 mann, Bull. New York State Mus., 90, 1906, p. 492. Grabau and Shimer, 

 N. A. Index Fossils, 2, 1910, p. 117. 



Gonioceras anceps Hall. 



Gonioceras anceps Hall, Pal. New York, 1, 1847, p. 54, pi. 14, figs. la-d. Chap- 

 man, Canadian Jour., n. s., 8, 1863, p. 20, fig. 130. Roemer, Leth. geog., 1, 

 Leth. pal., Atlas, 1876, pi. 6, fig. 5a. Miller, N. A. Geol. Pal., 1889, p. 441, 

 fig. 742. Keyes, Missouri Geol. Surv., 5, 1894, p. 220. Grabau and Shimer, 

 N. A. Index Fossils, 2, 1910, p. 117, fig. 1353. Clarke, Geol. Minnesota, 3, 

 pt. 2, 1897, p. 794, pi. 47, fig. 5. Foord, Cat. Foss. Ceph. British Mus., 1, 



1888, p. 324, fig. 49. 



Orthoceras anceps Billings, Geol. Canada, Geol. Surv. Canada, 1863, p. 150, 



108a, b. Lesley, Geol. Surv. Pennsylvania, Rep. P 4, 1889, p. 541, figs. 

 Ormoceras anceps Chapman, Canadian Jour., n. s., 8, 1863, p. 198, fig. 172; Ex] 



Min., Geol. Canada, 1864, p. 128, fig. 130; p. 170, fig. 172. 

 Gonioceras hallii Emmons, Amer. Geology, 1, pt. 2, 1855, p. 152, fig. 31; Man. 



Geol., 1860, p. 96, fig. 85. Lesley, Geol. Surv. Pennsylvania, Rep. P 4, 



1889, p. 258, fig. 



Black River: Watertown, etc., New York (Watertown); Ontario; Wiscoi 

 Minnesota; Kentucky; Tennessee. 



Gonioceras chaziense Ruedemann. 



Gonioceras chaziense Ruedemann, Bull. New York State Mus., 90, 1906, p. 



pi. 36, figs. 3, 4. 

 Chazyan (Crown Point) : Near Chazy, New York. 



GONIOCERAS HALLII Emmons. See Gonioceras anceps. 

 GONIOCERAS LAMBI Whiteaves. See Tripteroceras Iambi. 



