INTRODUCTION. vil 
The remaining collections may be considered in chronological order; they 
include :— 
(1) Fishes from Mexico and Central America collected by A. Sallé in 1850 and 
following years. 
(2) Co-types of some of the species described by Baird and Girard, received from 
the Smithsonian Institution in 1861. 
(3) A collection from Southern Mexico, purchased of A. Boucard in 1868. 
(4) A small series from Guatemala, collected by Mr. F. C. Sarg, acquired in 1880. 
(5) A collection made by Mr. C. Patrick Geddes in Mexico (Vera Cruz, Puebla, and 
Mexico) and presented by him in 1880. 
(6) A series from Presidio, Sinaloa, collected by A. Forrer ; purchased in 1883, 
(7) A collection made by the Rev. J. Robertson in British Honduras; purchased in 
1890 and 1891. 
(8) Two collections made in Mexico by Dr. A. C. Buller—one from Vera Cruz 
and Oaxaca, the other from Guanajuato, Jalisco and Michoacan; acquired in 
1890 and 1892 respectively. 
(9) Series of fishes from the Rio Grande, Chihuahua, Salamanca, and Mexico 
City, collected by Mr. A. J. Woolman, and including a few co-types of species 
described by him; purchased in 1892, . 
(10) A collection from San Luis Potosi, including several co-types, received from 
Dr. D. S. Jordan in 1900. 
(11) Fishes collected by Dr. H. Gadow in Vera Cruz and Oaxaca in 1902. 
(12) Co-types of some of the species described by Gill and Bransford from Lake 
Nicaragua, sent by the Smithsonian Institution in 1906. 
(13) A few co-types of species described by Vaillant and Bocourt, received from 
the Paris Museum in 1906. 
(14) Recently acquired collections made in Costa Rica by H. Pittier, P. Biolley, 
H. Rogers and C. F. Underwood. 
In addition to these, we may mention three collections of marine fishes, containing 
examples of species new to the British Museum of Galeichthys, Mugil, Centropomus, 
and other genera which enter fresh water. Two of these are from Panama, one 
acquired from A. Boucard in 1875 and the other from Dr. Jordan in 1903; the 
third is from Mazatlan. received from Dr. Jordan in 1895 
