396 



FOSSIL VERTEBRATA OF NORTH AMERICA. 



[BULL. 179. 



NOTROPIS Raf. Type N. atherinoides Raf. 



Raflnesque, C. S., 1818, Amer. Month. Mag., ii, p. 204. 

 Jordan and Evermann 18% A, p. 254. 



Notropis angustarcus (Cope). 

 Cope, E. D. 1878 C, p. 230. (Alburnops.) 



Cope, E. D. 1883 L, p. 142. (Cliola 

 (Cliola.) 



(Cliola.) 

 Pleistocene (Equus); Oregon. 



LEUCISCUS Cuvier. Type, none designated. 



Olivier, O., 1817, Regne Anim., ed. i, p. 194. 

 Cope, E. D. 1870 M, p. 540 (Oligobelus, type 0. 

 arciferus); p. 541 (Semotilus). 

 1883 L, p. 156. (Squalius.) 

 Gunther, A. 1868 A, p. 207. 



1880 A, p. 598. 



Jordan and Evermann 1896 A, p. 228. 

 Zittel, K. A. 1890 A, p. 282 (Leuciscus); p. 284 

 (Oligobelus). 



Leuciscus arciferus (Cope). 

 Cope, E. D. 1870 M, p, 541. (Oligobelus.) 



1883 L, p. 158. (Squalius.) 

 Pleistocene; Idaho. 



Leuciscus bairdii (Cope). 



Cope, E. D. 1870 M, p. 542. (Semotilus. ) 



1883 L, p. 158. (Squalius.) 

 Pleistocene; Idaho. 



Leuciscus laminatus (Cope). 

 Cope, E. D. 1870 M, p. 541. (Oligobelus.) 



1883 L, p. 157. (Squalius.) 

 Pleistocene; Idaho. 



Leuciscus posticus (Cope). 

 Cope, E. D. 1870 M, p. 541. (Semotilus.) 



1883 L, p. 157. (Squalius.) 

 Pleistocene; Idaho. 



Leuciscus reddingi (Cope). 

 Cope, E. D. 1883 L, p. 157. (Squalius.) 

 Pleistocene; Idaho. 



Leuciscus turneri Lucas. 

 Lucas, F. A. 1900 F, p. 333, pi. viii. 

 Miocene; Nevada. 



MYLOCYPRINUS Leidy. Type M. robustus Leidy. 



Leidy, J. 1870 K, p. 70. 



Cope, E. D. 1870 M, pp. 539,543. 



1883 L, p. 154. 

 Leidy, J. 1871 C, p. 369. 

 Peters, 1880, Monatsber. Akad. Wissensch. Berlin, 



p. 925, figure. (Mylopharyngodon, type Leu- 



ciscus sethiops.) 

 Zittel, K. A. 1890 A, p. 284. 



Mylocyprinus inflexus Cope. 

 Cope, E. D. 1883 L, p. 154. 

 Pleistocene; Idaho. 



Mylocyprinus robustus Leidy. 

 Leidy, J. 1870 K, p. 70. 



Cope, E. D. 1870 M, p. 544 (M. kingii, M. robustus); 

 p. 545 (M. longidens). 



1883 L, p. 155. (M. robustus, with M. kingii 



and longidens as subspecies.) 

 Leidy, J. 1871 C, p. 369. 



1873 B, pp. 262, 348, pi. xvii, figs. 11-17. 

 Pleistocene; Idaho. 



Order PHTHINOBRANOHII nom nov. 



Interclavicles developed. Elements of the 

 branchial arches more or less reduced. Post- 

 temporal simple. Basis cranii simple. Head 

 more or less produced. Ventral fins abdomi- 

 nal, subabdominal, or wanting. Most families 



with more or less well-developed dermal arma- 

 ture. 



In this order it is intended to unite the Hemi- 

 branchii and the Lophobranchii. 



Suborder HEMIBRANCHII Cope. 



Cope, E. D., 1871, Trans. Amer. Philos. Soc., xiv, 

 p. 456. 



1872 C, p. 338. 

 Gill, T. 1872 C, p. 13. 



DERCETID^E. 



Gill, T. 1893 A, p. 137. 



Jordan and Evermann 1896, A p. 741. 



Ussow, S. 1900 A, p. 227. (Gasterosteiformes. ) 



Cope, E. D. 1878 F, p. 67. 



Agassiz, L. 1843 B, ii, pt. ii, p. 258. (Genus Der- 

 cetis.) 



Giinther, A. 1880 A, p. 666. (Hoplopleurida?.) 

 Lutken, C. 1873 A, p. 17. (Dercctiformes.) 

 Marck, W. 1863 A, p. 58. (Dercetiformes. ) 



