. 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. Sciadeichthys flavescens << Yyikk and Valenciennes). 305 mm. to proops (Ctjviee and Valenciennes). 190 mm. to dorsal. No. 1263.(Traill). 130 mm. to dorsal. Xo. 127s No. 1265. 2. Sciadi ich:\. Sciadeichthys parkeri Memoirs Carnegie Museum, Vol. V Plate Sciadeichthys primps (Cuvier anc Valenciennes). 1. Dorsal view (the so-called monk).(the so-called crucifix). 3. Lateral view. 2. Palatal view Memoirs C

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. 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. Sciadeichthys flavescens << Yyikk and Valenciennes). 305 mm. to proops (Ctjviee and Valenciennes). 190 mm. to dorsal. No. 1263.(Traill). 130 mm. to dorsal. Xo. 127s No. 1265. 2. Sciadi ich:\. Sciadeichthys parkeri Memoirs Carnegie Museum, Vol. V Plate Sciadeichthys primps (Cuvier anc Valenciennes). 1. Dorsal view (the so-called monk).(the so-called crucifix). 3. Lateral view. 2. Palatal view Memoirs , Vol. V. Plate VII.

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Keywords: ., bookauthoreigenman, bookcentury1900, bookdecade1910, bookyear1912