. The freshwater fishes of British Guiana, including a study of the ecological grouping of species and the relation of the fauna of the plateau to that of the lowlands . 1. Creagrutusmelanzonus Eigenmann. (Type.) 44mm. No. 1067. 2. BryconamericushyphessusYiiGES-mann. (Type.) mm. No. 1070. 3. Pristella riddlei (Meek). mm. No. 1309. 4. Pristella au-bynei Eigenmann. (Type.) 50 mm. No. 1042. Memoirs Carnegie Museum, Vol. V. Plate xlvi.

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Keywords: ., bookauthoreigenman, bookcentury1900, bookdecade1910, bookyear1912