566 BULLETIN 92, UNITED STATES NATIONAL MUSEUM. 



Goniums elongatus Raymond. 



Goniums elongatus Raymond, Bull. Victoria Memorial Mus., 1, 1913, p. 66, pi. 



7, figs. 11, 12. 

 Canadian: Beekmantown) : Philipsburg and St. Armond, Missisquoi County, 



Quebec. 



Goniurus perspicator (Billings). 



Bathyurus perspicator Billings, Pal. Foss., 1, Geol. Surv. Canada, 1865, p. 205, 

 fig. 191. 



Goniurus perspicator Raymond, Bull. Victoria Memorial Mus., 1, 1913, p. 65, pi. 



7, fig. 10. 

 Canadian (Beekmantown): St. Antoine, above Quebec, Canada. 



GORGONIA Hall. See Chasmatopora Eichwald. 



Gorgonia anticorum Castelnau. Not recognized. 



Gorgonia anticorum Castelnau, Syst. Sil., 1843, p. 50, pi. 24, fig. 1. 

 Silurian: Lake Huron. 



GORGONIA ASPERA Hall. See Chasmatopora aspera. 



GORGONIA FLABELLIFORMIS Eichwald. See Dictyoiiema flabelliforme. 



Gorgonia infundibuliformis Eaton. Not recognized. 



Gorgonia infundibuliformis Eaton, Geol. Textbook, ed. 2, 1832, p. 43, pi. 4, fig. 46. 



GORGONIA PERANTIQUA Hall. See Protocrisina perantiqua. 

 GORGONIA PROAVUS Eichwald. See Graptodictya proava. 

 GORGONIA? RETEFORMIS Hall. See Dictyonema retiforme. 



Gorgonia siluriana Castelnau. Not recognized. 



Gorgonia siluriana Castelnau, Syst. Sil., 1843, p. 50. 

 Silurian: Lake Huron. 



GOTLANDIA Ball. See Trimerella Billings. 



GRAMMTSIA Verneuil. Genotype: G. hamiltonensis Verneuil. 



Grammysia Verneuil, Bull. Geol. Soc. France (2) 4, 1847, p. 696. Pictet, Traite de 

 Pal., 2d ed., 3, 1855, p. 530. Barrande, Syst. Sil. du Centre Boheme, 6, 1881, p. 

 85; Acephales: Ext. Syst. Sil. du Centre Boheme, 1881, p. 135. Zittel, Handb. 

 Pal., 2, 1881, p. 128. Hall, Pal. New York, 5, pt. 1, Lam. 2, 1885, p. 30. 

 Miller, N. A. Geol. Pal., 1889, p. 482. Nettelroth, Kentucky Foss. Shells, 

 Geol. Surv. Kentucky, 1889, p. 207. Koken, Die Leitfossilien, Leipzig, 

 1896, p. 525. Grabau, Bull. Buffalo Soc. Nat. Sci., 6, 1899, p. 260. Dall, 

 Zittel-Eastman Textb. Pal., 2d ed., 1913, p. 439. 



Grammysia acadica Billings. 



Grammysia Acadica Billings, Pal. Foss., Geol. Surv. Canada, 2, pt. 1, 1874, p. 140, 



pi. 9, fig. 4, 4a. 

 Silurian (Moydart, Stonehouse) : Arisaig, Nova Scotia. 



Grammysia? arctica Bassler (new name). 



Grammysia? triangulata Holtedahl (not Williams, 1913), 2d Arct. Exp. Fram, 



1898-1902, No. 32, 1914, p. 28, pi. 8, fig. 8. 

 Helderbergian (Lower beds): Southwestern Ellesmereland, Arctic America. 



GRAMMYSIA CASWELLI Foerste. See Cuneamya? caswelli. 



GRAMMYSIA CINGULATA TRIANGULATA McCoy. See Grammysia triangulata. 



