BIBLIOOriAPHIC LIST OF GENERA AND SPECIES. 563 



Gonloceras occideiitale Hall. 



Gonioceras occidentalis Hall, Rep. Supt. Geol. Surv. Wisconsin, 1861, p. 47. — 



Whitfield, Mem. Amer. Mus. Nat. Hist., 1, pt. 2, 1895, p. 74, pi. 12, figa. 



1, 2.— Clarke, Geol. Minnesota, 3, pt. 2, 1897, p. 795, pi. 47, fig. 6.— Grabau 



and Shimcr, N. A. Index Fossils, 2, 1910, p. 117, fig. 1354.— Holtedahl, 



Vidensk. Skrifter, 1, 1912, p. 9, pi. 3, fig. 1. 

 Black River (Platteville): Wisconsin; Dixon, Illinois; Arctic America. 

 Plcsiotype.— Cat. No. 46527, U.S.N.M. 



GONIOGRAPTUS McCoy. 



Genotype: Didymograptus (Goniograptus) thureaui McCoy. 

 Goniograptus McCoy, Ann. Mag. Nat. Hist., 4th ser., 18, 1876, p. 128.— Wiman, 

 Bull. Geol. Inst. Univ. Upsala, 2, pt. 2, p. 265. — Ruedemann, Mem. New York 

 State Mus., 7, pt. 1, 1904, pp. 620, 621. 



Goniograptus geometricus Ruedemann. 



Gonigraptus n. sp. Ruedemann, New York State Pal., Ann. Rep., 1902, p. 566. 

 Goniograptus geometricus Ruedemann, Mem. New York State Mus., 7, pt. 1, 



1904, pp. 627-630, pi. 7, figs. 5, 10-20, figs. 43-45. 

 Canadian (Deepkill, Didymograptus trifidus zone): Deepkill, Rensselaer County, 

 New York. 

 Observation. — Compare Thamnograptus anna. 



Goniograptus perilexilis Ruedemann. 



Goniograptus n. sp. Ruedemann New York State Pal., Ann. Rep., 1902, p. 556. 

 Goniograptus perflexilis Ruedemann, Mem. New York State Mus., 7, pt. 1, 1904, 



pp. 625-627, pi. 6, figs. 16-18; pi. 7, figs. 1-4, 6-9, figs. 39-42. 

 Canadian: Deepkill and Mount Moreno, New York (Deepkill, Tetragraptus and 



Didymograptus zones); Point Levis, Quebec (Levis, Didymograptus and 



Diplograptus dentatus zones). 



Goniograptus thureaui (McCoy). 



Didymograptus (Goniograptus) thureaui McCoy, Ann. Mag. Nat. Hist., 4th ser., 



18, 1876, pp. 128-130. 

 Graptolites (Didymograptus) thureaui McCoy, Geol. Surv. Victoria, Prodr. Pal., 



Victoria, dec. 5, 1877, p. 39. 

 Goniograptus thureaui Ami, Geol. Surv. Canada, Rep., 2d ser., 3, pt. 2, 1889, p. 



116k.— Ruedemann, Bull. New York State Mus., Pal. Ann. Rep., 1902, pp. 



556, 565, 576-92, figs. 1-11; ibid., Mem. 7, pt. 1, 1904, pp. 621-624, pi. 6, 



figs. 1-15, figs. 37, 38. 

 Dichograptus (Clonograptus, Goniograptus) thureaui Freeh, Leth. Pal., 1, Lief. 



3, 1897, p. 600, fig. 165. 

 Dichograptus (Goniograptus) thureaui Grabau and Sliimer, N. A. Index Fossils 



1, 1906, p. 29, fig. 41d, 42. 

 Goniograptus thureau var. selwyni Ami, Can. Rec. Set., 3, 1889, p. 422-428, p. 



502, 503, figs. 1, 2. 

 Goniograptus thureaui var. postremus Ruedemann, Bull. New York State Mus., 



52, 1902, p. 587, fig. 14. 

 Lower Ordovician: Sandhurst, Victoria; Point Levis, Quebec (Levis, Clono- 

 graptus zone); Deepkill, Rensselaer County, New York (Deepkill, Tetra- 

 graptus and D. bifidua zones). 



Goniograptus thureaui var. postremus Ruedemann. See Goniograptus thureaui. 



Goniograptus thureaui var. selwyni Ami. See Goniograptus thureaui. 



