AN ANNOTATED LIST OF CHARACIN FISHES IN THE UNITED STATES NATIONAL MUSEUM AND THE MU-SEUM OF INDIANA UNIVERSITY, WITH DESCRIPTIONS OF NEW SPECIES. By Carl IL Eigenmann and Fletcher Ogle, Of Indiana University, hu^jr i''ig''on, Indiana. ■ In the following pages are enumerated the Characin fishes belonging to the United States National Mnseum. They are principally derived from the following .sources: 1. A series of Dr. Chr. Lutken's species from the collections made by J. Reinhardt, at Lagoa Santa and the Rio das Velhas, Brazil (1850-1856). 2. A collection of the United States and Mexican Boundary Surve}' (1851-1854). 3. A collection made by Lieut. Lardner Gibbon, U. S. Navy, in Bolivia (1852). 4. A collection made b}^ Capt. T. J. Page,' U. S. Nav}^, in Paraguay (1853). 5. The collections made for J. C. Brevoort and E. C Blackford, chiell}' at Para, Brazil. 6. A collection by Lieut. N. Michler and A. Schott from the Tru-ando near the Rio Atrato, Colombia (1857-58). 7. A collection from the Marauon and Napo-i'ivers, Brazift, made by James Orton (1867). 8. The collections from Panama and Nicaragua made by Dr. J. F. Bransford (1876). 9. A collection from the Nile River, Egypt, made by the Sentf Ex-pedition (1899). Unless otherwise indicated the niunbers are those of the catalogues of the United States National Museum. The National Museum also contains the collection from the Amazon River, made by Prof. J. B. Steere in 1901. These have been reported on elsewhere.^ The collection of Page «See Eigenmann and Bean, Proc. U. S. Nat. Mus., XXXI, pp. 659-668. Proceedings U. S. National Museum, Vol. XXXIII— No. 1556. Proc. N. M. vol. xxxiii— 07 1