VOL. XVIII, PP. 243-246 DECEMBER 9, 1905 PROCEEDINGS OF THE BIOLOGICAL SOCIETY OF WASHINGTON A COLLECTION OF FISHES FROM THE ISTHMUS OF TEHUANTEPEC. BY SETH EUGENE MEEK. The small collection of fishes on which this paper is based was made by E. Heller and C. M. Barber for the Field Columbian Museum in December, 1904, and January, 1905, at Achotal, in the State of Vera Cruz, and San Geronimo and Niltepec in the State of Oaxaca. Most interesting are the cichlids, of which there are besides one new species several specimens of Cichlasoma mojarra Meek and Cichlasoma evermanni Meek. The former species was previously known only from one small specimen from San Geronimo. The collection also records the northern known limit of Cichlasoma trimaculatum Giinther. Rhatndia oaxacae Meek. Achotal. Carpiodes meridionalis (Giinther). Achotal. Tetragonopterus aeneus Giinther. Achotal and San Geronimo. Dorosoma anale Meek. Achotal. Signalosa mexicana (Giinther). Achotal. Gambusia fasciata Meek. San Geronimo. 52-PROC. BIOL. Soc. WASH., VOL. XVIII, 1905. (243)
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