BIBLIOGRAPHIC LIST OF GENERA AND SPECIES. 927 



Oxydiscus argo Continued. 



Oxydiscus argo Ulrich and Scofield, Geol. Minnesota, 3, pt. 2, 1897, p. 913. 

 Black River: Pauquettes Rapids, Ottawa River (Leray), and Lake St. John, 

 Canada. 



Oxydiscus catilloides (Raymond). 



Bucania catilloides Raymond, Ann. Cranegie Mus., 3, 1906, p. 576. 

 Oxydiscus catilloides Raymond, ibid., 4, 1908, p. 197, pi. 55, figs. 9, 10. 

 Chazyan (Crown Point): Valcour Island, New York. 



Oxydiscus cristatus (Safford). 



Cyrtolites cristatus Safford, Geol. Tennessee, 1869, p. 289. 



Oxydiscus cristatus Ulrich and Scofield, Geol. Minnesota, 3, pt. 2, 1897, p. 914, 



pi. 82, figs. 26-28. Hayes and Ulrich, U. S. Geol. Surv., folio 95, illust. sheet, 



1903, fig. 27. 



Trenton (Catheys): Nashville, etc., Tennessee. 

 Cotypes.Ga.t. Nos. 45949-45951, U.S.N.M. 



Oxydiscus disculus (Billings). 



Bellerophon disculus Billings, Canadian Nat. and Geol., 5, 1860, p. 168, fig. 11; 



Gee!. Canada, Geol. Surv. Canada, 1863, p. 146, fig. 98. 

 Oxydiscus disculus Ulrich and Scofield, Geol. Minnesota, 3, pt. 2, 1897, p. 852 



(gen. ref.). 

 Black River: Blue Point, Lake St. John, Canada. 



Oxydiscus macer (Billings). 



Bellerophon macer Billings, Pal. FOBS., 1, Geol. Surv., Canada, 1865, p. 347, text 



fig. 335. 

 Oxydiscus macer Ulrich and Scofield, Geol. Minnesota, 3, pt. 2, 1897, p. 913 (gen. 



ref.). 

 Canadian (Beekmantown): Leeds and Grenville Counties, Canada. 



Oxydiscus magnus (Miller). 



Cyrtolites magnus Miller, Jour. Cincinnati Soc. Nat. Hist., 1, 1878, p. 103, pi. 3, 



fig. 10. 

 Oxydiscus magnus Ulrich and Scofield, Geol. Minnesota, 3, pt. 2, 1897, p. 859 



(gen. ref.). Cumings, 32d Ann. Rep. Dep. Geol. Nat. Res. Indiana, 1908, p. 



970, pi. 41, fig. 5. 

 Richmond: Near Richmond, Indiana. 



Oxydiscus palinurus (Billings). 



Bellerophon Palinurus Billings, Pal. Foss., 1, Geol. Surv. Canada, 1865, p. 311, 



fig. 302 Miller, N. A. Geol. Pal., 1889, p. 397, fig. 654. 



Oxydiscus palinurus Ulrich and Scofield, Geol. Minnesota, 1897, p. 913 (gen. ref.). 

 Canadian (Beekmantown): Stanbridge, Quebec. 



OXYDISCUS STRONGI Koken. See Sinuopea strongi. 



Oxydiscus subacutus Ulrich. 



Oxydiscus subacutus Ulrich, Geol. Minnesota, 3, pt. 2, 1897, p. 913, pi. 62, figs. 

 62-65; pi. 82, figs. 23-25. Weller, Geol. Surv. New Jersey, Pal. 3, 1903, p. 

 179, pi. 12, figs. 8, 9. Grabauand Shimer, N. A. Index Fossils, 1, 1909, p. 616, 

 fig. 826. 



Cyrtolites subacutus Miller, N. A. Geol. Pal., 2d App., 1897, p. 766 (gen. ref.). 



Trenton: Near Danville, Kentucky (Flanagan); Minnesota (Prosser); near Spring- 

 dale, New Jersey. 



Cotypes Cat. No. 45952, U.S.N.M. 



