BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 563 



Gonioceras occidentale 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, figs. 



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



and Shimer, 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. 

 Plesiotype.Csit. 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 perflexilis 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 (Didymograptue) 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. Rfep., 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 Shimer, N. A. Index Fossils 



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

 Goniograptus thureau var. selwyni Ami, Can. Rec. Sci., 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. bifidus zones). 



GONIOGRAPTUS THUREAUI var. POSTREMUS Ruedemann. See Goniograptus thureaui. 

 GONIOGRAPTUS THUREAUI var. SELWYNI Ami. See Goniograptus thureaui. 



