346 BULLETIN 02, UNITED STATES NA_TIONAL MI^'-«E^M. 



CypRiCAumTEs subcarinaja Miller. See Cyrtodonta subcarinata. 

 ( 'ypricardites subovatus Miller. See Cyrtodonta huronensis. 

 Cypricardites subspatulata Miller. See Prolobella subspatiilata. 

 Cypricardites suix'odorsatus Miller. See Saffordia sulcodorsata. 

 Cypricardites texellus Ulrich. See Cyrtodonta tenella. 

 Cypricardites terminalis Ulrich. See Yanuxemia terminalis. 

 Cypricardites triangularis Sardeson. See Vaniixemia hayniana. 

 Cypricardites uxgulata Miller. See Vanuxeniia un^rulata. 

 Cypricardites ventralis ^liller. See Saffordia ventralis. 

 Cypricardites ventricosa Miller. See WTiitella ventricosii. 

 Cypricardites ventricosus Whitfield. See Cyrtodonta billingsi. 

 Cypricardites vetusta Miller. See Cuneamya vetusta. 

 Cypricardites vicinus Sardeson. See A'anuxemia obtusifrons. 

 Cypricardites winchelli Miller. See ]\Iodiolodon windielli. 

 Cypricardites wortheni Ulrich. See Yanuxemia wortheni. 



CYPRIDINA Milne-Edwards. 



Cypridiua Milne-Edwards in Lamarck's Anim. sans Yert., 5, 1838, p. 178. — Miller, 

 N. A. Geol. Pal., 1st App., 3892, p. 700.— Basslor, Zittel-Eastman Textb. 

 Pal., 1913, p. 741. 



Cypridlna antlqua Jonoa. 



Cypridina auliqua Jones, Geol. Mag., dec. 5, 1, 1904, p. 438, fig. 1. 

 Trenton?: Wenoma, Lake Ontario, near Hamilton, Ontario. 



CTRTACTINOCERAS Hyatt. Genotype: Cyrtoceras rebelle Barrando. 



Cyrtactinoceras Hyatt, Zittel-Eastman Textb. Pal., 1900, p. 528; ibid., 2d ed., 

 1913, p. 609.— Ruedemann, Bull. New York State Mus., 90, 1906, p. 448. 



Cyrtactinoceras boycii (WTiitfield). 



Cyi-toceras boycii WTiitfield, Bull. Amer. Mus. Nat. Hist., 1, 1886, p. 326, pi. 29, 



fig. 4.— Brainerd and Seely, Bull. Amer. Mus. Nat. Hist., 3, 1890, p. 22. 

 Cyrtactinoceras boycii Ruedemann, Bull. New York State Mus., 90, 1906, p, 



489, pi. 35, figs. 1-4; figs. 45-47.— Grabau and Shiraer, N. A. Index Fossils, 



2, 1910, p. 117, fig. 1352. 

 Chazyan (Crown Point, A'alcour): Isle La Motte, Yermont. 



Cyrtactinoceras champlainense Ruedemann. 



(Cyrtactinoceras champlainense Ruedemann, Bull. New York State Mus., 90, 



1906, p. 491, pi. 34, fig. 3; pi. 36, figs. 1, 2, figs. 48-50.— Grabau and Shimer, 



N. A. Index Fos-sils, 2, 1910, p. 117. 

 Chazyan (Yalcour): Near Chazy, and Saranac River at Piatt sburg, New York. 



CTRTENDOCERAS Remclc. 



CjTtendoceraa (Remele) Hyatt, Zittel-Eastman Textb. Pal., 1, 1900, p. 515; 

 2d ed., 1913, p. 596. 



